#40282E#40282E

#40282E is a dark, muted red. Relative luminance 0.028; OKLCH L 30.9% C 0.037 H 3.1°. Best body text is #FFFFFF at 13.45:1 contrast (WCAG AA passes).

Color values

HEX	#40282E
RGB	rgb(64, 40, 46)
HSL	hsl(345, 23%, 20%)
HSV	hsv(345, 38%, 25%)
CMYK	cmyk(0%, 37.5%, 28.1%, 74.9%)
CIE-LAB	lab(19.25, 12.28, 0.71)
CIE-LCH	lch(19.25, 12.30, 3.31°)
OKLab	oklab(30.86% 0.0371 0.002)
OKLCH	oklch(30.86% 0.037 3.1)
XYZ	xyz(3.3664, 2.8050, 2.9484)
Luminance	0.0280 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40282E #28403A

analogous

#40283A #40282E #402E28

triadic

#40282E #2E4028 #282E40

tetradic

#40282E #3A4028 #28403A #2E2840

square

#40282E #3A4028 #28403A #2E2840

split-complementary

#40282E #28402E #283A40

monochromatic

#130C0E #1A1013 #40282E #664049 #8B5764

Accessibility & contrast

On white

13.45

#40282E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.56

#40282E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40282E

13.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40282E	#FFFFFF	#000000	##FFFFFF
##40282E	1.00	13.45	1.56	13.45
#FFFFFF	13.45	1.00	21.00	1.00
#000000	1.56	21.00	1.00	21.00
##FFFFFF	13.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B2C2E

Deuteranopia (green-blind)

#31302D

Tritanopia (blue-blind)

#44262A

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #40282e;
/* rgb */ color: rgb(64, 40, 46);
/* oklch */ color: oklch(30.9% 0.037 3.1);

Tailwind

colors: {
  custom: {
    50: '#756266',
    500: '#40282e',
    950: '#000000',
  },
}

SCSS

$custom: #40282e;
$custom-light: #756266;
$custom-dark: #000000;

JSON

{
  "hex": "#40282e",
  "rgb": {
    "r": 64,
    "g": 40,
    "b": 46
  },
  "hsl": {
    "h": 345,
    "s": 23.077,
    "l": 20.392
  },
  "oklch": {
    "l": 0.30858,
    "c": 0.03713,
    "h": 3.1
  },
  "luminance": 0.02805
}

Semantic roles & 50–950 ramp

primary

#40282E

secondary

#52726A

accent

#C0AA68

background

#F7F5F6

surface

#EDEAEB

border

#C8C6C6

text

#080506

muted

#7B797A

Preview Lab

Preview with #40282E

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

Preview Lab → · Contrast checker → · Palette generator →