#A5403D#A5403D

#A5403D is a mid, vivid red. Relative luminance 0.120; OKLCH L 50.9% C 0.135 H 24.8°. Best body text is #FFFFFF at 6.18:1 contrast (WCAG AA passes).

Color values

HEX	#A5403D
RGB	rgb(165, 64, 61)
HSL	hsl(2, 46%, 44%)
HSV	hsv(2, 63%, 65%)
CMYK	cmyk(0%, 61.2%, 63%, 35.3%)
CIE-LAB	lab(41.22, 41.50, 23.53)
CIE-LCH	lch(41.22, 47.71, 29.55°)
OKLab	oklab(50.92% 0.1221 0.0563)
OKLCH	oklch(50.92% 0.135 24.8)
XYZ	xyz(18.1945, 12.0054, 5.7732)
Luminance	0.1200 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A5403D #3DA2A5

analogous

#A53D6E #A5403D #A5743D

triadic

#A5403D #3DA540 #403DA5

tetradic

#A5403D #6EA53D #3DA2A5 #743DA5

square

#A5403D #6EA53D #3DA2A5 #743DA5

split-complementary

#A5403D #3DA574 #3D6EA5

monochromatic

#4C1D1C #782F2C #A5403D #C35F5C #D38B89

Accessibility & contrast

On white

6.18

#A5403D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.40

#A5403D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A5403D

6.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A5403D	#FFFFFF	#000000	##FFFFFF
##A5403D	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)

#5A543C

Deuteranopia (green-blind)

#73693A

Tritanopia (blue-blind)

#B52C40

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #a5403d;
/* rgb */ color: rgb(165, 64, 61);
/* oklch */ color: oklch(50.9% 0.135 24.8);

Tailwind

colors: {
  custom: {
    50: '#c67972',
    500: '#a5403d',
    950: '#000000',
  },
}

SCSS

$custom: #a5403d;
$custom-light: #c67972;
$custom-dark: #000000;

JSON

{
  "hex": "#a5403d",
  "rgb": {
    "r": 165,
    "g": 64,
    "b": 61
  },
  "hsl": {
    "h": 1.731,
    "s": 46.018,
    "l": 44.314
  },
  "oklch": {
    "l": 0.50924,
    "c": 0.1345,
    "h": 24.8
  },
  "luminance": 0.12003
}

Semantic roles & 50–950 ramp

primary

#A5403D

secondary

#80BCBE

accent

#D2D652

background

#FCF7F6

surface

#F9EEEC

border

#D2C9C7

text

#140908

muted

#827B7B

Preview Lab

Preview with #A5403D

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

Preview Lab → · Contrast checker → · Palette generator →