#40131E#40131E

#40131E is a dark, moderate red. Relative luminance 0.016; OKLCH L 26.4% C 0.071 H 8.4°. Best body text is #FFFFFF at 15.79:1 contrast (WCAG AA passes).

Color values

HEX	#40131E
RGB	rgb(64, 19, 30)
HSL	hsl(345, 54%, 16%)
HSV	hsv(345, 70%, 25%)
CMYK	cmyk(0%, 70.3%, 53.1%, 74.9%)
CIE-LAB	lab(13.53, 23.02, 3.94)
CIE-LCH	lch(13.53, 23.35, 9.72°)
OKLab	oklab(26.36% 0.07 0.0103)
OKLCH	oklch(26.36% 0.071 8.4)
XYZ	xyz(2.5818, 1.6498, 1.4105)
Luminance	0.0165 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40131E #134035

analogous

#401335 #40131E #401F13

triadic

#40131E #1E4013 #131E40

tetradic

#40131E #354013 #134035 #1F1340

square

#40131E #354013 #134035 #1F1340

split-complementary

#40131E #13401F #133540

monochromatic

#18070B #18070B #40131E #6F2134 #9E2F4A

Accessibility & contrast

On white

15.79

#40131E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.33

#40131E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40131E

15.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40131E	#FFFFFF	#000000	##FFFFFF
##40131E	1.00	15.79	1.33	15.79
#FFFFFF	15.79	1.00	21.00	1.00
#000000	1.33	21.00	1.00	21.00
##FFFFFF	15.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1D1D1E

Deuteranopia (green-blind)

#28261D

Tritanopia (blue-blind)

#460D17

Achromatopsia (no color)

#232323

Design tokens & code

CSS

--color: #40131e;
/* rgb */ color: rgb(64, 19, 30);
/* oklch */ color: oklch(26.4% 0.071 8.4);

Tailwind

colors: {
  custom: {
    50: '#785359',
    500: '#40131e',
    950: '#000000',
  },
}

SCSS

$custom: #40131e;
$custom-light: #785359;
$custom-dark: #000000;

JSON

{
  "hex": "#40131e",
  "rgb": {
    "r": 64,
    "g": 19,
    "b": 30
  },
  "hsl": {
    "h": 345.333,
    "s": 54.217,
    "l": 16.275
  },
  "oklch": {
    "l": 0.2636,
    "c": 0.07071,
    "h": 8.4
  },
  "luminance": 0.01649
}

Semantic roles & 50–950 ramp

primary

#40131E

secondary

#367968

accent

#DEBA4A

background

#F7F4F5

surface

#EDE7E9

border

#C8C3C5

text

#090203

muted

#7B7878

Preview Lab

Preview with #40131E

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

Preview Lab → · Contrast checker → · Palette generator →