#A6402F#A6402F

#A6402F is a mid, vivid red. Relative luminance 0.120; OKLCH L 50.9% C 0.138 H 31.7°. Best body text is #FFFFFF at 6.18:1 contrast (WCAG AA passes).

Color values

HEX	#A6402F
RGB	rgb(166, 64, 47)
HSL	hsl(9, 56%, 42%)
HSV	hsv(9, 72%, 65%)
CMYK	cmyk(0%, 61.4%, 71.7%, 34.9%)
CIE-LAB	lab(41.19, 41.03, 31.84)
CIE-LCH	lch(41.19, 51.93, 37.81°)
OKLab	oklab(50.86% 0.1178 0.0727)
OKLCH	oklch(50.86% 0.138 31.7)
XYZ	xyz(18.0742, 11.9815, 4.0497)
Luminance	0.1198 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A6402F #2F95A6

analogous

#A62F5A #A6402F #A67C2F

triadic

#A6402F #2FA640 #402FA6

tetradic

#A6402F #5AA62F #2F95A6 #7C2FA6

square

#A6402F #5AA62F #2F95A6 #7C2FA6

split-complementary

#A6402F #2FA67C #2F5AA6

monochromatic

#471B14 #762E21 #A6402F #CB5A47 #D88577

Accessibility & contrast

On white

6.18

#A6402F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.40

#A6402F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A6402F

6.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A6402F	#FFFFFF	#000000	##FFFFFF
##A6402F	1.00	6.18	3.40	6.18
#FFFFFF	6.18	1.00	21.00	1.00
#000000	3.40	21.00	1.00	21.00
##FFFFFF	6.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C532D

Deuteranopia (green-blind)

#75692C

Tritanopia (blue-blind)

#B6293C

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #a6402f;
/* rgb */ color: rgb(166, 64, 47);
/* oklch */ color: oklch(50.9% 0.138 31.7);

Tailwind

colors: {
  custom: {
    50: '#c77968',
    500: '#a6402f',
    950: '#000000',
  },
}

SCSS

$custom: #a6402f;
$custom-light: #c77968;
$custom-dark: #000000;

JSON

{
  "hex": "#a6402f",
  "rgb": {
    "r": 166,
    "g": 64,
    "b": 47
  },
  "hsl": {
    "h": 8.571,
    "s": 55.869,
    "l": 41.765
  },
  "oklch": {
    "l": 0.50861,
    "c": 0.13841,
    "h": 31.7
  },
  "luminance": 0.11979
}

Semantic roles & 50–950 ramp

primary

#A6402F

secondary

#70B5C1

accent

#CADF49

background

#FDF7F6

surface

#FAEEEB

border

#D3C9C6

text

#140906

muted

#837B7A

Preview Lab

Preview with #A6402F

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

Preview Lab → · Contrast checker → · Palette generator →