#3F230B#3F230B

#3F230B is a dark, muted orange. Relative luminance 0.023; OKLCH L 28.8% C 0.056 H 58.2°. Best body text is #FFFFFF at 14.42:1 contrast (WCAG AA passes).

Color values

HEX	#3F230B
RGB	rgb(63, 35, 11)
HSL	hsl(28, 70%, 15%)
HSV	hsv(28, 83%, 25%)
CMYK	cmyk(0%, 44.4%, 82.5%, 75.3%)
CIE-LAB	lab(16.91, 10.93, 20.36)
CIE-LCH	lch(16.91, 23.11, 61.77°)
OKLab	oklab(28.77% 0.0294 0.0474)
OKLCH	oklch(28.77% 0.056 58.2)
XYZ	xyz(2.7116, 2.2833, 0.6145)
Luminance	0.0228 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F230B #0B273F

analogous

#3F0B0D #3F230B #3F3D0B

triadic

#3F230B #0B3F23 #230B3F

tetradic

#3F230B #0D3F0B #0B273F #3D0B3F

square

#3F230B #0D3F0B #0B273F #3D0B3F

split-complementary

#3F230B #0B3F3D #0B0D3F

monochromatic

#1A0E05 #1A0E05 #3F230B #734014 #A75D1D

Accessibility & contrast

On white

14.42

#3F230B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.46

#3F230B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F230B

14.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F230B	#FFFFFF	#000000	##FFFFFF
##3F230B	1.00	14.42	1.46	14.42
#FFFFFF	14.42	1.00	21.00	1.00
#000000	1.46	21.00	1.00	21.00
##FFFFFF	14.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B2608

Deuteranopia (green-blind)

#322C0B

Tritanopia (blue-blind)

#461D1E

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #3f230b;
/* rgb */ color: rgb(63, 35, 11);
/* oklch */ color: oklch(28.8% 0.056 58.2);

Tailwind

colors: {
  custom: {
    50: '#775e4c',
    500: '#3f230b',
    950: '#000000',
  },
}

SCSS

$custom: #3f230b;
$custom-light: #775e4c;
$custom-dark: #000000;

JSON

{
  "hex": "#3f230b",
  "rgb": {
    "r": 63,
    "g": 35,
    "b": 11
  },
  "hsl": {
    "h": 27.692,
    "s": 70.27,
    "l": 14.51
  },
  "oklch": {
    "l": 0.28774,
    "c": 0.05573,
    "h": 58.2
  },
  "luminance": 0.02283
}

Semantic roles & 50–950 ramp

primary

#3F230B

secondary

#2A567C

accent

#9BED3B

background

#F7F5F4

surface

#EDE9E7

border

#C8C5C3

text

#090401

muted

#7B7977

Preview Lab

Preview with #3F230B

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

Preview Lab → · Contrast checker → · Palette generator →