#A0403E#A0403E

#A0403E is a mid, vivid red. Relative luminance 0.115; OKLCH L 50.1% C 0.129 H 24.0°. Best body text is #FFFFFF at 6.37:1 contrast (WCAG AA passes).

Color values

HEX	#A0403E
RGB	rgb(160, 64, 62)
HSL	hsl(1, 44%, 44%)
HSV	hsv(1, 61%, 63%)
CMYK	cmyk(0%, 60%, 61.2%, 37.3%)
CIE-LAB	lab(40.39, 39.74, 21.68)
CIE-LCH	lch(40.39, 45.27, 28.62°)
OKLab	oklab(50.14% 0.1174 0.0524)
OKLCH	oklch(50.14% 0.129 24)
XYZ	xyz(17.2017, 11.4904, 5.8685)
Luminance	0.1149 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A0403E #3E9EA0

analogous

#A03E6D #A0403E #A0713E

triadic

#A0403E #3EA040 #403EA0

tetradic

#A0403E #6DA03E #3E9EA0 #713EA0

square

#A0403E #6DA03E #3E9EA0 #713EA0

split-complementary

#A0403E #3EA071 #3E6DA0

monochromatic

#481D1C #742E2D #A0403E #C05E5C #D18988

Accessibility & contrast

On white

6.37

#A0403E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.30

#A0403E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A0403E

6.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A0403E	#FFFFFF	#000000	##FFFFFF
##A0403E	1.00	6.37	3.30	6.37
#FFFFFF	6.37	1.00	21.00	1.00
#000000	3.30	21.00	1.00	21.00
##FFFFFF	6.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#58523D

Deuteranopia (green-blind)

#70673C

Tritanopia (blue-blind)

#AF2E40

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #a0403e;
/* rgb */ color: rgb(160, 64, 62);
/* oklch */ color: oklch(50.1% 0.129 24.0);

Tailwind

colors: {
  custom: {
    50: '#c27973',
    500: '#a0403e',
    950: '#000000',
  },
}

SCSS

$custom: #a0403e;
$custom-light: #c27973;
$custom-dark: #000000;

JSON

{
  "hex": "#a0403e",
  "rgb": {
    "r": 160,
    "g": 64,
    "b": 62
  },
  "hsl": {
    "h": 1.224,
    "s": 44.144,
    "l": 43.529
  },
  "oklch": {
    "l": 0.50141,
    "c": 0.12851,
    "h": 24
  },
  "luminance": 0.11488
}

Semantic roles & 50–950 ramp

primary

#A0403E

secondary

#7FBABB

accent

#D1D454

background

#FCF7F6

surface

#F8EEEC

border

#D1C9C7

text

#130908

muted

#827B7B

Preview Lab

Preview with #A0403E

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

Preview Lab → · Contrast checker → · Palette generator →