#40150C#40150C

#40150C is a dark, moderate red. Relative luminance 0.017; OKLCH L 26.2% C 0.070 H 33.5°. Best body text is #FFFFFF at 15.78:1 contrast (WCAG AA passes).

Color values

HEX	#40150C
RGB	rgb(64, 21, 12)
HSL	hsl(10, 68%, 15%)
HSV	hsv(10, 81%, 25%)
CMYK	cmyk(0%, 67.2%, 81.2%, 74.9%)
CIE-LAB	lab(13.55, 20.31, 15.67)
CIE-LCH	lch(13.55, 25.65, 37.65°)
OKLab	oklab(26.25% 0.058 0.0384)
OKLCH	oklch(26.25% 0.07 33.5)
XYZ	xyz(2.4491, 1.6532, 0.5379)
Luminance	0.0165 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40150C #0C3740

analogous

#400C1D #40150C #402F0C

triadic

#40150C #0C4015 #150C40

tetradic

#40150C #1D400C #0C3740 #2F0C40

square

#40150C #1D400C #0C3740 #2F0C40

split-complementary

#40150C #0C402F #0C1D40

monochromatic

#1A0805 #1A0805 #40150C #742616 #A7371F

Accessibility & contrast

On white

15.78

#40150C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.33

#40150C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40150C

15.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40150C	#FFFFFF	#000000	##FFFFFF
##40150C	1.00	15.78	1.33	15.78
#FFFFFF	15.78	1.00	21.00	1.00
#000000	1.33	21.00	1.00	21.00
##FFFFFF	15.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#211D0B

Deuteranopia (green-blind)

#2B260B

Tritanopia (blue-blind)

#470B13

Achromatopsia (no color)

#232323

Design tokens & code

CSS

--color: #40150c;
/* rgb */ color: rgb(64, 21, 12);
/* oklch */ color: oklch(26.2% 0.070 33.5);

Tailwind

colors: {
  custom: {
    50: '#79544c',
    500: '#40150c',
    950: '#000000',
  },
}

SCSS

$custom: #40150c;
$custom-light: #79544c;
$custom-dark: #000000;

JSON

{
  "hex": "#40150c",
  "rgb": {
    "r": 64,
    "g": 21,
    "b": 12
  },
  "hsl": {
    "h": 10.385,
    "s": 68.421,
    "l": 14.902
  },
  "oklch": {
    "l": 0.26246,
    "c": 0.06958,
    "h": 33.5
  },
  "luminance": 0.01653
}

Semantic roles & 50–950 ramp

primary

#40150C

secondary

#2C6E7C

accent

#CDEB3D

background

#F7F4F4

surface

#EEE7E7

border

#C9C3C3

text

#0A0301

muted

#7C7877

Preview Lab

Preview with #40150C

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

Preview Lab → · Contrast checker → · Palette generator →