#403F0E#403F0E

#403F0E is a dark, moderate yellow. Relative luminance 0.047; OKLCH L 35.8% C 0.067 H 108.2°. Best body text is #FFFFFF at 10.85:1 contrast (WCAG AA passes).

Color values

HEX	#403F0E
RGB	rgb(64, 63, 14)
HSL	hsl(59, 64%, 15%)
HSV	hsv(59, 78%, 25%)
CMYK	cmyk(0%, 1.6%, 78.1%, 74.9%)
CIE-LAB	lab(25.79, -6.64, 28.71)
CIE-LCH	lch(25.79, 29.46, 103.03°)
OKLab	oklab(35.8% -0.0211 0.064)
OKLCH	oklch(35.8% 0.067 108.2)
XYZ	xyz(3.9713, 4.6768, 1.1089)
Luminance	0.0468 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#403F0E #0E0F40

analogous

#40260E #403F0E #28400E

triadic

#403F0E #0E403F #3F0E40

tetradic

#403F0E #0E4026 #0E0F40 #400E28

square

#403F0E #0E4026 #0E0F40 #400E28

split-complementary

#403F0E #0E2840 #260E40

monochromatic

#191905 #191905 #403F0E #727019 #A4A224

Accessibility & contrast

On white

10.85

#403F0E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#403F0E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403F0E

10.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403F0E	#FFFFFF	#000000	##FFFFFF
##403F0E	1.00	10.85	1.94	10.85
#FFFFFF	10.85	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#453C07

Deuteranopia (green-blind)

#463E11

Tritanopia (blue-blind)

#453A35

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #403f0e;
/* rgb */ color: rgb(64, 63, 14);
/* oklch */ color: oklch(35.8% 0.067 108.2);

Tailwind

colors: {
  custom: {
    50: '#777350',
    500: '#403f0e',
    950: '#000000',
  },
}

SCSS

$custom: #403f0e;
$custom-light: #777350;
$custom-dark: #000000;

JSON

{
  "hex": "#403f0e",
  "rgb": {
    "r": 64,
    "g": 63,
    "b": 14
  },
  "hsl": {
    "h": 58.8,
    "s": 64.103,
    "l": 15.294
  },
  "oklch": {
    "l": 0.358,
    "c": 0.06742,
    "h": 108.2
  },
  "luminance": 0.04677
}

Semantic roles & 50–950 ramp

primary

#403F0E

secondary

#2F307B

accent

#44E741

background

#F7F6F4

surface

#EDECE7

border

#C8C7C3

text

#090802

muted

#7B7B78

Preview Lab

Preview with #403F0E

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

Preview Lab → · Contrast checker → · Palette generator →