#4D381B#4D381B

#4D381B is a dark, muted orange. Relative luminance 0.045; OKLCH L 35.7% C 0.053 H 73.6°. Best body text is #FFFFFF at 11.07:1 contrast (WCAG AA passes).

Color values

HEX	#4D381B
RGB	rgb(77, 56, 27)
HSL	hsl(35, 48%, 20%)
HSV	hsv(35, 65%, 30%)
CMYK	cmyk(0%, 27.3%, 64.9%, 69.8%)
CIE-LAB	lab(25.22, 5.51, 21.51)
CIE-LCH	lch(25.22, 22.20, 75.62°)
OKLab	oklab(35.74% 0.0148 0.0505)
OKLCH	oklch(35.74% 0.053 73.6)
XYZ	xyz(4.6728, 4.4856, 1.6564)
Luminance	0.0449 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D381B #1B304D

analogous

#4D1F1B #4D381B #494D1B

triadic

#4D381B #1B4D38 #381B4D

tetradic

#4D381B #1B4D1F #1B304D #4D1B49

square

#4D381B #1B4D1F #1B304D #4D1B49

split-complementary

#4D381B #1B494D #1F1B4D

monochromatic

#171008 #20170B #4D381B #7A592B #A87A3B

Accessibility & contrast

On white

11.07

#4D381B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.90

#4D381B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4D381B

11.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D381B	#FFFFFF	#000000	##FFFFFF
##4D381B	1.00	11.07	1.90	11.07
#FFFFFF	11.07	1.00	21.00	1.00
#000000	1.90	21.00	1.00	21.00
##FFFFFF	11.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#403918

Deuteranopia (green-blind)

#453E1C

Tritanopia (blue-blind)

#543331

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #4d381b;
/* rgb */ color: rgb(77, 56, 27);
/* oklch */ color: oklch(35.7% 0.053 73.6);

Tailwind

colors: {
  custom: {
    50: '#816e58',
    500: '#4d381b',
    950: '#000000',
  },
}

SCSS

$custom: #4d381b;
$custom-light: #816e58;
$custom-dark: #000000;

JSON

{
  "hex": "#4d381b",
  "rgb": {
    "r": 77,
    "g": 56,
    "b": 27
  },
  "hsl": {
    "h": 34.8,
    "s": 48.077,
    "l": 20.392
  },
  "oklch": {
    "l": 0.35735,
    "c": 0.05262,
    "h": 73.6
  },
  "luminance": 0.04485
}

Semantic roles & 50–950 ramp

primary

#4D381B

secondary

#415D83

accent

#89D850

background

#F8F6F5

surface

#EFEBE9

border

#CAC6C5

text

#0A0703

muted

#7C7A78

Preview Lab

Preview with #4D381B

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

Preview Lab → · Contrast checker → · Palette generator →