#3D180B#3D180B

#3D180B is a dark, moderate orange. Relative luminance 0.017; OKLCH L 26.2% C 0.062 H 39.5°. Best body text is #FFFFFF at 15.74:1 contrast (WCAG AA passes).

Color values

HEX	#3D180B
RGB	rgb(61, 24, 11)
HSL	hsl(16, 69%, 14%)
HSV	hsv(16, 82%, 24%)
CMYK	cmyk(0%, 60.7%, 82%, 76.1%)
CIE-LAB	lab(13.65, 17.07, 16.14)
CIE-LCH	lch(13.65, 23.49, 43.39°)
OKLab	oklab(26.2% 0.0482 0.0397)
OKLCH	oklch(26.2% 0.062 39.5)
XYZ	xyz(2.3117, 1.6698, 0.5171)
Luminance	0.0167 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D180B #0B303D

analogous

#3D0B17 #3D180B #3D310B

triadic

#3D180B #0B3D18 #180B3D

tetradic

#3D180B #173D0B #0B303D #310B3D

square

#3D180B #173D0B #0B303D #310B3D

split-complementary

#3D180B #0B3D31 #0B173D

monochromatic

#1A0A05 #1A0A05 #3D180B #712C14 #A5411E

Accessibility & contrast

On white

15.74

#3D180B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.33

#3D180B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3D180B

15.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D180B	#FFFFFF	#000000	##FFFFFF
##3D180B	1.00	15.74	1.33	15.74
#FFFFFF	15.74	1.00	21.00	1.00
#000000	1.33	21.00	1.00	21.00
##FFFFFF	15.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#221E0A

Deuteranopia (green-blind)

#2B260A

Tritanopia (blue-blind)

#441015

Achromatopsia (no color)

#232323

Design tokens & code

CSS

--color: #3d180b;
/* rgb */ color: rgb(61, 24, 11);
/* oklch */ color: oklch(26.2% 0.062 39.5);

Tailwind

colors: {
  custom: {
    50: '#76564b',
    500: '#3d180b',
    950: '#000000',
  },
}

SCSS

$custom: #3d180b;
$custom-light: #76564b;
$custom-dark: #000000;

JSON

{
  "hex": "#3d180b",
  "rgb": {
    "r": 61,
    "g": 24,
    "b": 11
  },
  "hsl": {
    "h": 15.6,
    "s": 69.444,
    "l": 14.118
  },
  "oklch": {
    "l": 0.26202,
    "c": 0.0624,
    "h": 39.5
  },
  "luminance": 0.0167
}

Semantic roles & 50–950 ramp

primary

#3D180B

secondary

#2A657A

accent

#BEEC3C

background

#F7F5F4

surface

#EDE9E7

border

#C8C5C3

text

#090301

muted

#7B7877

Preview Lab

Preview with #3D180B

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

Preview Lab → · Contrast checker → · Palette generator →