#400E10#400E10

#400E10 is a dark, moderate red. Relative luminance 0.014; OKLCH L 25.3% C 0.077 H 22.5°. Best body text is #FFFFFF at 16.30:1 contrast (WCAG AA passes).

Color values

HEX	#400E10
RGB	rgb(64, 14, 16)
HSL	hsl(358, 64%, 15%)
HSV	hsv(358, 78%, 25%)
CMYK	cmyk(0%, 78.1%, 75%, 74.9%)
CIE-LAB	lab(12.23, 24.28, 11.88)
CIE-LCH	lch(12.23, 27.03, 26.07°)
OKLab	oklab(25.28% 0.0715 0.0295)
OKLCH	oklch(25.28% 0.077 22.5)
XYZ	xyz(2.3652, 1.4418, 0.6439)
Luminance	0.0144 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#400E10 #0E403E

analogous

#400E29 #400E10 #40250E

triadic

#400E10 #10400E #0E1040

tetradic

#400E10 #29400E #0E403E #250E40

square

#400E10 #29400E #0E403E #250E40

split-complementary

#400E10 #0E4025 #0E2940

monochromatic

#190506 #190506 #400E10 #72191D #A42429

Accessibility & contrast

On white

16.30

#400E10 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.29

#400E10 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #400E10

16.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##400E10	#FFFFFF	#000000	##FFFFFF
##400E10	1.00	16.30	1.29	16.30
#FFFFFF	16.30	1.00	21.00	1.00
#000000	1.29	21.00	1.00	21.00
##FFFFFF	16.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C1910

Deuteranopia (green-blind)

#28240F

Tritanopia (blue-blind)

#47030F

Achromatopsia (no color)

#202020

Design tokens & code

CSS

--color: #400e10;
/* rgb */ color: rgb(64, 14, 16);
/* oklch */ color: oklch(25.3% 0.077 22.5);

Tailwind

colors: {
  custom: {
    50: '#79504e',
    500: '#400e10',
    950: '#000000',
  },
}

SCSS

$custom: #400e10;
$custom-light: #79504e;
$custom-dark: #000000;

JSON

{
  "hex": "#400e10",
  "rgb": {
    "r": 64,
    "g": 14,
    "b": 16
  },
  "hsl": {
    "h": 357.6,
    "s": 64.103,
    "l": 15.294
  },
  "oklch": {
    "l": 0.25277,
    "c": 0.07732,
    "h": 22.5
  },
  "luminance": 0.01441
}

Semantic roles & 50–950 ramp

primary

#400E10

secondary

#2F7B78

accent

#E7E041

background

#F7F4F4

surface

#EEE7E7

border

#C9C3C3

text

#0A0201

muted

#7C7877

Preview Lab

Preview with #400E10

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

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