#3F3003#3F3003

#3F3003 is a dark, moderate yellow. Relative luminance 0.032; OKLCH L 31.7% C 0.062 H 88.8°. Best body text is #FFFFFF at 12.84:1 contrast (WCAG AA passes).

Color values

HEX	#3F3003
RGB	rgb(63, 48, 3)
HSL	hsl(45, 91%, 13%)
HSV	hsv(45, 95%, 25%)
CMYK	cmyk(0%, 23.8%, 95.2%, 75.3%)
CIE-LAB	lab(20.74, 1.79, 28.11)
CIE-LCH	lch(20.74, 28.17, 86.36°)
OKLab	oklab(31.74% 0.0013 0.0623)
OKLCH	oklch(31.74% 0.062 88.8)
XYZ	xyz(3.1235, 3.1775, 0.5349)
Luminance	0.0318 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F3003 #03123F

analogous

#3F1203 #3F3003 #303F03

triadic

#3F3003 #033F30 #30033F

tetradic

#3F3003 #033F12 #03123F #3F0330

square

#3F3003 #033F12 #03123F #3F0330

split-complementary

#3F3003 #03303F #12033F

monochromatic

#1D1601 #1D1601 #3F3003 #795D06 #B48909

Accessibility & contrast

On white

12.84

#3F3003 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#3F3003 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F3003

12.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F3003	#FFFFFF	#000000	##FFFFFF
##3F3003	1.00	12.84	1.64	12.84
#FFFFFF	12.84	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#373000

Deuteranopia (green-blind)

#3B3405

Tritanopia (blue-blind)

#452B28

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #3f3003;
/* rgb */ color: rgb(63, 48, 3);
/* oklch */ color: oklch(31.7% 0.062 88.8);

Tailwind

colors: {
  custom: {
    50: '#776849',
    500: '#3f3003',
    950: '#000000',
  },
}

SCSS

$custom: #3f3003;
$custom-light: #776849;
$custom-dark: #000000;

JSON

{
  "hex": "#3f3003",
  "rgb": {
    "r": 63,
    "g": 48,
    "b": 3
  },
  "hsl": {
    "h": 45,
    "s": 90.909,
    "l": 12.941
  },
  "oklch": {
    "l": 0.31741,
    "c": 0.06228,
    "h": 88.8
  },
  "luminance": 0.03177
}

Semantic roles & 50–950 ramp

primary

#3F3003

secondary

#1D3681

accent

#5EFF29

background

#F7F6F4

surface

#EDEBE7

border

#C8C6C3

text

#090601

muted

#7B7A77

Preview Lab

Preview with #3F3003

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

Preview Lab → · Contrast checker → · Palette generator →