Red Study — Hot PulseA study in color.
Start with the whole. Fall for the details.
Red
Lightness
One color.
More possibilities.
RGB 160, 48, 17 · HSL 13°, 80.8%, 34.7%. Explore lighter and darker expressions without changing the original palette.
01 Shades & tints
QRCO’s HSL lightness steps, from 10% to 90%. Tap a swatch to preview it.
02 Color variants
The editor’s existing lightness offsets around #A03011.
Every shade.
A new perspective.
#A030117.18:1 · AAA03 Profile & contrast
- CIELAB · D65
- 37.2, 44.9, 43.1
- Relative luminance
- 0.0963
- HSL saturation
- 80.8%
- HSL lightness
- 34.7%
Aa On white · 7.18:1 · AAA
Aa On black · 2.93:1 · Below AA
Normal text: AA requires 4.5:1, AAA 7:1. Large text: AA requires 3:1, AAA 4.5:1. Ratings apply to the measured pair.
Strongest partner in this palette: #DA1525 at 1.41:1.
Red
Lightness
One color.
More possibilities.
RGB 148, 45, 24 · HSL 10.2°, 72.1%, 33.7%. Explore lighter and darker expressions without changing the original palette.
01 Shades & tints
QRCO’s HSL lightness steps, from 10% to 90%. Tap a swatch to preview it.
02 Color variants
The editor’s existing lightness offsets around #942D18.
Every shade.
A new perspective.
#942D187.93:1 · AAA03 Profile & contrast
- CIELAB · D65
- 34.5, 42.1, 36.5
- Relative luminance
- 0.0824
- HSL saturation
- 72.1%
- HSL lightness
- 33.7%
Aa On white · 7.93:1 · AAA
Aa On black · 2.65:1 · Below AA
Normal text: AA requires 4.5:1, AAA 7:1. Large text: AA requires 3:1, AAA 4.5:1. Ratings apply to the measured pair.
Strongest partner in this palette: #DA1525 at 1.55:1.
Red
Lightness
One color.
More possibilities.
RGB 201, 15, 20 · HSL 358.4°, 86.1%, 42.4%. Explore lighter and darker expressions without changing the original palette.
01 Shades & tints
QRCO’s HSL lightness steps, from 10% to 90%. Tap a swatch to preview it.
02 Color variants
The editor’s existing lightness offsets around #C90F14.
Every shade.
A new perspective.
#C90F145.90:1 · AA03 Profile & contrast
- CIELAB · D65
- 42.5, 65.6, 49.4
- Relative luminance
- 0.1281
- HSL saturation
- 86.1%
- HSL lightness
- 42.4%
Aa On white · 5.90:1 · AA
Aa On black · 3.56:1 · Below AA
Normal text: AA requires 4.5:1, AAA 7:1. Large text: AA requires 3:1, AAA 4.5:1. Ratings apply to the measured pair.
Strongest partner in this palette: #942D18 at 1.35:1.
Red
Lightness
One color.
More possibilities.
RGB 187, 22, 15 · HSL 2.4°, 85.1%, 39.6%. Explore lighter and darker expressions without changing the original palette.
01 Shades & tints
QRCO’s HSL lightness steps, from 10% to 90%. Tap a swatch to preview it.
02 Color variants
The editor’s existing lightness offsets around #BB160F.
Every shade.
A new perspective.
#BB160F6.49:1 · AA03 Profile & contrast
- CIELAB · D65
- 39.9, 60.8, 48.3
- Relative luminance
- 0.1117
- HSL saturation
- 85.1%
- HSL lightness
- 39.6%
Aa On white · 6.49:1 · AA
Aa On black · 3.23:1 · Below AA
Normal text: AA requires 4.5:1, AAA 7:1. Large text: AA requires 3:1, AAA 4.5:1. Ratings apply to the measured pair.
Strongest partner in this palette: #DA1525 at 1.27:1.
Red
Lightness
One color.
More possibilities.
RGB 218, 21, 37 · HSL 355.1°, 82.4%, 46.9%. Explore lighter and darker expressions without changing the original palette.
01 Shades & tints
QRCO’s HSL lightness steps, from 10% to 90%. Tap a swatch to preview it.
02 Color variants
The editor’s existing lightness offsets around #DA1525.
Every shade.
A new perspective.
#DA15255.10:1 · AA03 Profile & contrast
- CIELAB · D65
- 46.4, 69.6, 45.9
- Relative luminance
- 0.1558
- HSL saturation
- 82.4%
- HSL lightness
- 46.9%
Aa On white · 5.10:1 · AA
Aa On black · 4.12:1 · Below AA
Normal text: AA requires 4.5:1, AAA 7:1. Large text: AA requires 3:1, AAA 4.5:1. Ratings apply to the measured pair.
Strongest partner in this palette: #942D18 at 1.55:1.
Red
Lightness
One color.
More possibilities.
RGB 178, 26, 21 · HSL 1.9°, 78.9%, 39%. Explore lighter and darker expressions without changing the original palette.
01 Shades & tints
QRCO’s HSL lightness steps, from 10% to 90%. Tap a swatch to preview it.
02 Color variants
The editor’s existing lightness offsets around #B21A15.
Every shade.
A new perspective.
#B21A156.88:1 · AA03 Profile & contrast
- CIELAB · D65
- 38.3, 57.6, 43.7
- Relative luminance
- 0.1026
- HSL saturation
- 78.9%
- HSL lightness
- 39%
Aa On white · 6.88:1 · AA
Aa On black · 3.05:1 · Below AA
Normal text: AA requires 4.5:1, AAA 7:1. Large text: AA requires 3:1, AAA 4.5:1. Ratings apply to the measured pair.
Strongest partner in this palette: #DA1525 at 1.35:1.
Give these colors
somewhere to live.
Try the complete palette in QRCO’s brand, type and interface previews. Keep the colors you love and explore the rest.
Use this palette ↗