#40190D#40190D

#40190D is a dark, moderate red. Relative luminance 0.018; OKLCH L 27.0% C 0.065 H 37.7°. Best body text is #FFFFFF at 15.41:1 contrast (WCAG AA passes).

Color values

HEX	#40190D
RGB	rgb(64, 25, 13)
HSL	hsl(14, 66%, 15%)
HSV	hsv(14, 80%, 25%)
CMYK	cmyk(0%, 60.9%, 79.7%, 74.9%)
CIE-LAB	lab(14.48, 18.00, 16.42)
CIE-LCH	lch(14.48, 24.36, 42.38°)
OKLab	oklab(26.96% 0.0511 0.0395)
OKLCH	oklch(26.96% 0.065 37.7)
XYZ	xyz(2.5349, 1.8146, 0.5975)
Luminance	0.0181 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40190D #0D3440

analogous

#400D1A #40190D #40330D

triadic

#40190D #0D4019 #190D40

tetradic

#40190D #1A400D #0D3440 #330D40

square

#40190D #1A400D #0D3440 #330D40

split-complementary

#40190D #0D4033 #0D1A40

monochromatic

#190A05 #190A05 #40190D #732D17 #A64122

Accessibility & contrast

On white

15.41

#40190D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.36

#40190D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40190D

15.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40190D	#FFFFFF	#000000	##FFFFFF
##40190D	1.00	15.41	1.36	15.41
#FFFFFF	15.41	1.00	21.00	1.00
#000000	1.36	21.00	1.00	21.00
##FFFFFF	15.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#231F0C

Deuteranopia (green-blind)

#2D280C

Tritanopia (blue-blind)

#471116

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #40190d;
/* rgb */ color: rgb(64, 25, 13);
/* oklch */ color: oklch(27.0% 0.065 37.7);

Tailwind

colors: {
  custom: {
    50: '#79574c',
    500: '#40190d',
    950: '#000000',
  },
}

SCSS

$custom: #40190d;
$custom-light: #79574c;
$custom-dark: #000000;

JSON

{
  "hex": "#40190d",
  "rgb": {
    "r": 64,
    "g": 25,
    "b": 13
  },
  "hsl": {
    "h": 14.118,
    "s": 66.234,
    "l": 15.098
  },
  "oklch": {
    "l": 0.26957,
    "c": 0.06457,
    "h": 37.7
  },
  "luminance": 0.01814
}

Semantic roles & 50–950 ramp

primary

#40190D

secondary

#2D697C

accent

#C1E93F

background

#F7F5F4

surface

#EEE9E7

border

#C9C5C3

text

#090301

muted

#7B7877

Preview Lab

Preview with #40190D

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

Preview Lab → · Contrast checker → · Palette generator →