#40271F#40271F

#40271F is a dark, muted red. Relative luminance 0.026; OKLCH L 30.2% C 0.041 H 38.5°. Best body text is #FFFFFF at 13.74:1 contrast (WCAG AA passes).

Color values

HEX	#40271F
RGB	rgb(64, 39, 31)
HSL	hsl(15, 35%, 19%)
HSV	hsv(15, 52%, 25%)
CMYK	cmyk(0%, 39.1%, 51.6%, 74.9%)
CIE-LAB	lab(18.54, 10.65, 10.13)
CIE-LCH	lch(18.54, 14.70, 43.57°)
OKLab	oklab(30.18% 0.0318 0.0253)
OKLCH	oklch(30.18% 0.041 38.5)
XYZ	xyz(3.0873, 2.6402, 1.6431)
Luminance	0.0264 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40271F #1F3840

analogous

#401F27 #40271F #40371F

triadic

#40271F #1F4027 #271F40

tetradic

#40271F #27401F #1F3840 #371F40

square

#40271F #27401F #1F3840 #371F40

split-complementary

#40271F #1F4037 #1F2740

monochromatic

#150D0A #170E0B #40271F #694033 #925947

Accessibility & contrast

On white

13.74

#40271F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.53

#40271F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40271F

13.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40271F	#FFFFFF	#000000	##FFFFFF
##40271F	1.00	13.74	1.53	13.74
#FFFFFF	13.74	1.00	21.00	1.00
#000000	1.53	21.00	1.00	21.00
##FFFFFF	13.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D2A1E

Deuteranopia (green-blind)

#332F1F

Tritanopia (blue-blind)

#452325

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #40271f;
/* rgb */ color: rgb(64, 39, 31);
/* oklch */ color: oklch(30.2% 0.041 38.5);

Tailwind

colors: {
  custom: {
    50: '#76615a',
    500: '#40271f',
    950: '#000000',
  },
}

SCSS

$custom: #40271f;
$custom-light: #76615a;
$custom-dark: #000000;

JSON

{
  "hex": "#40271f",
  "rgb": {
    "r": 64,
    "g": 39,
    "b": 31
  },
  "hsl": {
    "h": 14.545,
    "s": 34.737,
    "l": 18.627
  },
  "oklch": {
    "l": 0.30178,
    "c": 0.04064,
    "h": 38.5
  },
  "luminance": 0.0264
}

Semantic roles & 50–950 ramp

primary

#40271F

secondary

#476974

accent

#B0CB5D

background

#F7F5F5

surface

#EDE9E9

border

#C8C5C5

text

#090503

muted

#7B7978

Preview Lab

Preview with #40271F

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

Preview Lab → · Contrast checker → · Palette generator →