#3B400E#3B400E

#3B400E is a dark, moderate yellow. Relative luminance 0.046; OKLCH L 35.6% C 0.070 H 115.0°. Best body text is #FFFFFF at 10.91:1 contrast (WCAG AA passes).

Color values

HEX	#3B400E
RGB	rgb(59, 64, 14)
HSL	hsl(66, 64%, 15%)
HSV	hsv(66, 78%, 25%)
CMYK	cmyk(7.8%, 0%, 78.1%, 74.9%)
CIE-LAB	lab(25.65, -9.81, 28.40)
CIE-LCH	lch(25.65, 30.05, 109.06°)
OKLab	oklab(35.57% -0.0296 0.0636)
OKLCH	oklch(35.57% 0.07 115)
XYZ	xyz(3.7164, 4.6284, 1.1130)
Luminance	0.0463 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B400E #130E40

analogous

#402C0E #3B400E #22400E

triadic

#3B400E #0E3B40 #400E3B

tetradic

#3B400E #0E402C #130E40 #400E22

square

#3B400E #0E402C #130E40 #400E22

split-complementary

#3B400E #0E2240 #2C0E40

monochromatic

#171905 #171905 #3B400E #697219 #98A424

Accessibility & contrast

On white

10.91

#3B400E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#3B400E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B400E

10.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B400E	#FFFFFF	#000000	##FFFFFF
##3B400E	1.00	10.91	1.93	10.91
#FFFFFF	10.91	1.00	21.00	1.00
#000000	1.93	21.00	1.00	21.00
##FFFFFF	10.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#453C07

Deuteranopia (green-blind)

#453D12

Tritanopia (blue-blind)

#3F3C36

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #3b400e;
/* rgb */ color: rgb(59, 64, 14);
/* oklch */ color: oklch(35.6% 0.070 115.0);

Tailwind

colors: {
  custom: {
    50: '#737450',
    500: '#3b400e',
    950: '#000000',
  },
}

SCSS

$custom: #3b400e;
$custom-light: #737450;
$custom-dark: #000000;

JSON

{
  "hex": "#3b400e",
  "rgb": {
    "r": 59,
    "g": 64,
    "b": 14
  },
  "hsl": {
    "h": 66,
    "s": 64.103,
    "l": 15.294
  },
  "oklch": {
    "l": 0.35567,
    "c": 0.07013,
    "h": 115
  },
  "luminance": 0.04628
}

Semantic roles & 50–950 ramp

primary

#3B400E

secondary

#362F7B

accent

#41E751

background

#F7F7F4

surface

#EDEDE7

border

#C8C8C3

text

#080802

muted

#7B7B78

Preview Lab

Preview with #3B400E

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

Preview Lab → · Contrast checker → · Palette generator →