#3B370D#3B370D

#3B370D is a dark, muted yellow. Relative luminance 0.037; OKLCH L 33.1% C 0.060 H 103.8°. Best body text is #FFFFFF at 12.08:1 contrast (WCAG AA passes).

Color values

HEX	#3B370D
RGB	rgb(59, 55, 13)
HSL	hsl(55, 64%, 14%)
HSV	hsv(55, 78%, 23%)
CMYK	cmyk(0%, 6.8%, 78%, 76.9%)
CIE-LAB	lab(22.62, -4.32, 25.81)
CIE-LCH	lch(22.62, 26.17, 99.50°)
OKLab	oklab(33.15% -0.0143 0.0579)
OKLCH	oklch(33.15% 0.06 103.8)
XYZ	xyz(3.2426, 3.6914, 0.9224)
Luminance	0.0369 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B370D #0D113B

analogous

#3B200D #3B370D #283B0D

triadic

#3B370D #0D3B37 #370D3B

tetradic

#3B370D #0D3B20 #0D113B #3B0D28

square

#3B370D #0D3B20 #0D113B #3B0D28

split-complementary

#3B370D #0D283B #200D3B

monochromatic

#191706 #191706 #3B370D #6D6618 #9F9523

Accessibility & contrast

On white

12.08

#3B370D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.74

#3B370D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B370D

12.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B370D	#FFFFFF	#000000	##FFFFFF
##3B370D	1.00	12.08	1.74	12.08
#FFFFFF	12.08	1.00	21.00	1.00
#000000	1.74	21.00	1.00	21.00
##FFFFFF	12.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D3507

Deuteranopia (green-blind)

#3E3710

Tritanopia (blue-blind)

#40332E

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #3b370d;
/* rgb */ color: rgb(59, 55, 13);
/* oklch */ color: oklch(33.1% 0.060 103.8);

Tailwind

colors: {
  custom: {
    50: '#736d4e',
    500: '#3b370d',
    950: '#000000',
  },
}

SCSS

$custom: #3b370d;
$custom-light: #736d4e;
$custom-dark: #000000;

JSON

{
  "hex": "#3b370d",
  "rgb": {
    "r": 59,
    "g": 55,
    "b": 13
  },
  "hsl": {
    "h": 54.783,
    "s": 63.889,
    "l": 14.118
  },
  "oklch": {
    "l": 0.33148,
    "c": 0.05967,
    "h": 103.8
  },
  "luminance": 0.03691
}

Semantic roles & 50–950 ramp

primary

#3B370D

secondary

#2D3477

accent

#4FE741

background

#F7F6F4

surface

#EDEBE7

border

#C8C6C3

text

#080702

muted

#7B7A78

Preview Lab

Preview with #3B370D

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

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