#40310D#40310D

#40310D is a dark, muted orange. Relative luminance 0.033; OKLCH L 32.2% C 0.055 H 85.7°. Best body text is #FFFFFF at 12.63:1 contrast (WCAG AA passes).

Color values

HEX	#40310D
RGB	rgb(64, 49, 13)
HSL	hsl(42, 66%, 15%)
HSV	hsv(42, 80%, 25%)
CMYK	cmyk(0%, 23.4%, 79.7%, 74.9%)
CIE-LAB	lab(21.27, 2.24, 24.54)
CIE-LCH	lch(21.27, 24.64, 84.78°)
OKLab	oklab(32.21% 0.0041 0.0552)
OKLCH	oklch(32.21% 0.055 85.7)
XYZ	xyz(3.2855, 3.3159, 0.8477)
Luminance	0.0332 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40310D #0D1C40

analogous

#40170D #40310D #35400D

triadic

#40310D #0D4031 #310D40

tetradic

#40310D #0D4017 #0D1C40 #400D35

square

#40310D #0D4017 #0D1C40 #400D35

split-complementary

#40310D #0D3540 #170D40

monochromatic

#191305 #191305 #40310D #735817 #A67F22

Accessibility & contrast

On white

12.63

#40310D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.66

#40310D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40310D

12.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40310D	#FFFFFF	#000000	##FFFFFF
##40310D	1.00	12.63	1.66	12.63
#FFFFFF	12.63	1.00	21.00	1.00
#000000	1.66	21.00	1.00	21.00
##FFFFFF	12.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#383108

Deuteranopia (green-blind)

#3B350F

Tritanopia (blue-blind)

#462C2A

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #40310d;
/* rgb */ color: rgb(64, 49, 13);
/* oklch */ color: oklch(32.2% 0.055 85.7);

Tailwind

colors: {
  custom: {
    50: '#77684e',
    500: '#40310d',
    950: '#000000',
  },
}

SCSS

$custom: #40310d;
$custom-light: #77684e;
$custom-dark: #000000;

JSON

{
  "hex": "#40310d",
  "rgb": {
    "r": 64,
    "g": 49,
    "b": 13
  },
  "hsl": {
    "h": 42.353,
    "s": 66.234,
    "l": 15.098
  },
  "oklch": {
    "l": 0.32211,
    "c": 0.05533,
    "h": 85.7
  },
  "luminance": 0.03316
}

Semantic roles & 50–950 ramp

primary

#40310D

secondary

#2D447C

accent

#71E93F

background

#F7F6F4

surface

#EDEBE7

border

#C8C6C3

text

#090601

muted

#7B7A77

Preview Lab

Preview with #40310D

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

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