#43370D#43370D

#43370D is a dark, moderate yellow. Relative luminance 0.040; OKLCH L 34.1% C 0.060 H 92.7°. Best body text is #FFFFFF at 11.73:1 contrast (WCAG AA passes).

Color values

HEX	#43370D
RGB	rgb(67, 55, 13)
HSL	hsl(47, 68%, 16%)
HSV	hsv(47, 81%, 26%)
CMYK	cmyk(0%, 17.9%, 80.6%, 73.7%)
CIE-LAB	lab(23.52, -0.08, 27.02)
CIE-LCH	lch(23.52, 27.02, 90.17°)
OKLab	oklab(34.07% -0.0028 0.0601)
OKLCH	oklch(34.07% 0.06 92.7)
XYZ	xyz(3.7538, 3.9549, 0.9464)
Luminance	0.0396 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#43370D #0D1943

analogous

#431C0D #43370D #34430D

triadic

#43370D #0D4337 #370D43

tetradic

#43370D #0D431C #0D1943 #430D34

square

#43370D #0D431C #0D1943 #430D34

split-complementary

#43370D #0D3443 #1C0D43

monochromatic

#1A1505 #1A1505 #43370D #766117 #AA8B21

Accessibility & contrast

On white

11.73

#43370D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#43370D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #43370D

11.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##43370D	#FFFFFF	#000000	##FFFFFF
##43370D	1.00	11.73	1.79	11.73
#FFFFFF	11.73	1.00	21.00	1.00
#000000	1.79	21.00	1.00	21.00
##FFFFFF	11.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E3607

Deuteranopia (green-blind)

#41390F

Tritanopia (blue-blind)

#49322F

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #43370d;
/* rgb */ color: rgb(67, 55, 13);
/* oklch */ color: oklch(34.1% 0.060 92.7);

Tailwind

colors: {
  custom: {
    50: '#7a6d4e',
    500: '#43370d',
    950: '#000000',
  },
}

SCSS

$custom: #43370d;
$custom-light: #7a6d4e;
$custom-dark: #000000;

JSON

{
  "hex": "#43370d",
  "rgb": {
    "r": 67,
    "g": 55,
    "b": 13
  },
  "hsl": {
    "h": 46.667,
    "s": 67.5,
    "l": 15.686
  },
  "oklch": {
    "l": 0.34072,
    "c": 0.0602,
    "h": 92.7
  },
  "luminance": 0.03955
}

Semantic roles & 50–950 ramp

primary

#43370D

secondary

#2D3F7E

accent

#64EA3D

background

#F7F6F4

surface

#EEEBE7

border

#C9C6C3

text

#090702

muted

#7B7A78

Preview Lab

Preview with #43370D

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

Preview Lab → · Contrast checker → · Palette generator →