#A64A36#A64A36

#A64A36 is a mid, vivid red. Relative luminance 0.133; OKLCH L 52.4% C 0.126 H 33.7°. Best body text is #FFFFFF at 5.75:1 contrast (WCAG AA passes).

Color values

HEX	#A64A36
RGB	rgb(166, 74, 54)
HSL	hsl(11, 51%, 43%)
HSV	hsv(11, 67%, 65%)
CMYK	cmyk(0%, 55.4%, 67.5%, 34.9%)
CIE-LAB	lab(43.17, 36.49, 30.12)
CIE-LCH	lch(43.17, 47.32, 39.54°)
OKLab	oklab(52.39% 0.105 0.0701)
OKLCH	oklch(52.39% 0.126 33.7)
XYZ	xyz(18.8423, 13.2733, 5.0591)
Luminance	0.1327 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A64A36 #3692A6

analogous

#A6365A #A64A36 #A68236

triadic

#A64A36 #36A64A #4A36A6

tetradic

#A64A36 #5AA636 #3692A6 #8236A6

square

#A64A36 #5AA636 #3692A6 #8236A6

split-complementary

#A64A36 #36A682 #365AA6

monochromatic

#4A2118 #783527 #A64A36 #C76752 #D69081

Accessibility & contrast

On white

5.75

#A64A36 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.65

#A64A36 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A64A36

5.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A64A36	#FFFFFF	#000000	##FFFFFF
##A64A36	1.00	5.75	3.65	5.75
#FFFFFF	5.75	1.00	21.00	1.00
#000000	3.65	21.00	1.00	21.00
##FFFFFF	5.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#625A34

Deuteranopia (green-blind)

#796E34

Tritanopia (blue-blind)

#B63845

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #a64a36;
/* rgb */ color: rgb(166, 74, 54);
/* oklch */ color: oklch(52.4% 0.126 33.7);

Tailwind

colors: {
  custom: {
    50: '#c67f6d',
    500: '#a64a36',
    950: '#000000',
  },
}

SCSS

$custom: #a64a36;
$custom-light: #c67f6d;
$custom-dark: #000000;

JSON

{
  "hex": "#a64a36",
  "rgb": {
    "r": 166,
    "g": 74,
    "b": 54
  },
  "hsl": {
    "h": 10.714,
    "s": 50.909,
    "l": 43.137
  },
  "oklch": {
    "l": 0.52393,
    "c": 0.1263,
    "h": 33.7
  },
  "luminance": 0.13271
}

Semantic roles & 50–950 ramp

primary

#A64A36

secondary

#79B3BF

accent

#C1DA4D

background

#FCF7F6

surface

#F9EEEB

border

#D2C9C6

text

#140A07

muted

#827C7A

Preview Lab

Preview with #A64A36

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

Preview Lab → · Contrast checker → · Palette generator →