#403D0F#403D0F

#403D0F is a dark, moderate yellow. Relative luminance 0.045; OKLCH L 35.3% C 0.064 H 105.6°. Best body text is #FFFFFF at 11.10:1 contrast (WCAG AA passes).

Color values

HEX	#403D0F
RGB	rgb(64, 61, 15)
HSL	hsl(56, 62%, 15%)
HSV	hsv(56, 77%, 25%)
CMYK	cmyk(0%, 4.7%, 76.6%, 74.9%)
CIE-LAB	lab(25.14, -5.34, 27.58)
CIE-LCH	lch(25.14, 28.09, 100.95°)
OKLab	oklab(35.28% -0.0173 0.0619)
OKLCH	oklch(35.28% 0.064 105.6)
XYZ	xyz(3.8695, 4.4621, 1.1093)
Luminance	0.0446 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#403D0F #0F1240

analogous

#40240F #403D0F #2A400F

triadic

#403D0F #0F403D #3D0F40

tetradic

#403D0F #0F4024 #0F1240 #400F2A

square

#403D0F #0F4024 #0F1240 #400F2A

split-complementary

#403D0F #0F2A40 #240F40

monochromatic

#191806 #191806 #403D0F #726C1B #A39C26

Accessibility & contrast

On white

11.10

#403D0F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#403D0F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403D0F

11.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403D0F	#FFFFFF	#000000	##FFFFFF
##403D0F	1.00	11.10	1.89	11.10
#FFFFFF	11.10	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#433B09

Deuteranopia (green-blind)

#443D12

Tritanopia (blue-blind)

#453834

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #403d0f;
/* rgb */ color: rgb(64, 61, 15);
/* oklch */ color: oklch(35.3% 0.064 105.6);

Tailwind

colors: {
  custom: {
    50: '#777250',
    500: '#403d0f',
    950: '#000000',
  },
}

SCSS

$custom: #403d0f;
$custom-light: #777250;
$custom-dark: #000000;

JSON

{
  "hex": "#403d0f",
  "rgb": {
    "r": 64,
    "g": 61,
    "b": 15
  },
  "hsl": {
    "h": 56.327,
    "s": 62.025,
    "l": 15.49
  },
  "oklch": {
    "l": 0.35285,
    "c": 0.06424,
    "h": 105.6
  },
  "luminance": 0.04462
}

Semantic roles & 50–950 ramp

primary

#403D0F

secondary

#30357A

accent

#4DE543

background

#F7F6F4

surface

#EDECE7

border

#C8C7C3

text

#090702

muted

#7B7A78

Preview Lab

Preview with #403D0F

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

Preview Lab → · Contrast checker → · Palette generator →