#A11631#A11631

#A11631 is a mid, vivid red. Relative luminance 0.084; OKLCH L 45.9% C 0.171 H 18.2°. Best body text is #FFFFFF at 7.85:1 contrast (WCAG AA passes).

Color values

HEX	#A11631
RGB	rgb(161, 22, 49)
HSL	hsl(348, 76%, 36%)
HSV	hsv(348, 86%, 63%)
CMYK	cmyk(0%, 86.3%, 69.6%, 36.9%)
CIE-LAB	lab(34.75, 54.65, 22.70)
CIE-LCH	lch(34.75, 59.18, 22.56°)
OKLab	oklab(45.89% 0.162 0.0531)
OKLCH	oklch(45.89% 0.171 18.2)
XYZ	xyz(15.5410, 8.3751, 3.7034)
Luminance	0.0837 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A11631 #16A186

analogous

#A11676 #A11631 #A14016

triadic

#A11631 #31A116 #1631A1

tetradic

#A11631 #76A116 #16A186 #4016A1

square

#A11631 #76A116 #16A186 #4016A1

split-complementary

#A11631 #16A140 #1676A1

monochromatic

#350710 #6B0F21 #A11631 #D71D41 #E64B69

Accessibility & contrast

On white

7.85

#A11631 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.67

#A11631 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A11631

7.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A11631	#FFFFFF	#000000	##FFFFFF
##A11631	1.00	7.85	2.67	7.85
#FFFFFF	7.85	1.00	21.00	1.00
#000000	2.67	21.00	1.00	21.00
##FFFFFF	7.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#433F31

Deuteranopia (green-blind)

#655C2D

Tritanopia (blue-blind)

#B10023

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #a11631;
/* rgb */ color: rgb(161, 22, 49);
/* oklch */ color: oklch(45.9% 0.171 18.2);

Tailwind

colors: {
  custom: {
    50: '#c56568',
    500: '#a11631',
    950: '#000000',
  },
}

SCSS

$custom: #a11631;
$custom-light: #c56568;
$custom-dark: #000000;

JSON

{
  "hex": "#a11631",
  "rgb": {
    "r": 161,
    "g": 22,
    "b": 49
  },
  "hsl": {
    "h": 348.345,
    "s": 75.956,
    "l": 35.882
  },
  "oklch": {
    "l": 0.45894,
    "c": 0.1705,
    "h": 18.2
  },
  "luminance": 0.08373
}

Semantic roles & 50–950 ramp

primary

#A11631

secondary

#4BC8B0

accent

#F3CE35

background

#FDF6F6

surface

#FAEBEB

border

#D3C6C6

text

#140706

muted

#837A7A

Preview Lab

Preview with #A11631

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →