#A0403D#A0403D

#A0403D is a mid, vivid red. Relative luminance 0.115; OKLCH L 50.1% C 0.129 H 24.6°. Best body text is #FFFFFF at 6.37:1 contrast (WCAG AA passes).

Color values

HEX	#A0403D
RGB	rgb(160, 64, 61)
HSL	hsl(2, 45%, 43%)
HSV	hsv(2, 62%, 63%)
CMYK	cmyk(0%, 60%, 61.9%, 37.3%)
CIE-LAB	lab(40.38, 39.67, 22.27)
CIE-LCH	lch(40.38, 45.50, 29.31°)
OKLab	oklab(50.12% 0.1169 0.0536)
OKLCH	oklch(50.12% 0.129 24.6)
XYZ	xyz(17.1745, 11.4795, 5.7253)
Luminance	0.1148 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A0403D #3D9DA0

analogous

#A03D6B #A0403D #A0713D

triadic

#A0403D #3DA040 #403DA0

tetradic

#A0403D #6BA03D #3D9DA0 #713DA0

square

#A0403D #6BA03D #3D9DA0 #713DA0

split-complementary

#A0403D #3DA071 #3D6BA0

monochromatic

#471D1B #742E2C #A0403D #C05D5A #D18986

Accessibility & contrast

On white

6.37

#A0403D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.30

#A0403D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A0403D

6.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A0403D	#FFFFFF	#000000	##FFFFFF
##A0403D	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)

#58523C

Deuteranopia (green-blind)

#70673B

Tritanopia (blue-blind)

#AF2E40

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #a0403d;
/* rgb */ color: rgb(160, 64, 61);
/* oklch */ color: oklch(50.1% 0.129 24.6);

Tailwind

colors: {
  custom: {
    50: '#c27972',
    500: '#a0403d',
    950: '#000000',
  },
}

SCSS

$custom: #a0403d;
$custom-light: #c27972;
$custom-dark: #000000;

JSON

{
  "hex": "#a0403d",
  "rgb": {
    "r": 160,
    "g": 64,
    "b": 61
  },
  "hsl": {
    "h": 1.818,
    "s": 44.796,
    "l": 43.333
  },
  "oklch": {
    "l": 0.50122,
    "c": 0.12865,
    "h": 24.6
  },
  "luminance": 0.11477
}

Semantic roles & 50–950 ramp

primary

#A0403D

secondary

#7DB9BB

accent

#D1D453

background

#FCF7F6

surface

#F8EEEC

border

#D1C9C7

text

#130908

muted

#827B7B

Preview Lab

Preview with #A0403D

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

Preview Lab → · Contrast checker → · Palette generator →