#403D09#403D09

#403D09 is a dark, moderate yellow. Relative luminance 0.044; OKLCH L 35.2% C 0.069 H 106.0°. Best body text is #FFFFFF at 11.11:1 contrast (WCAG AA passes).

Color values

HEX	#403D09
RGB	rgb(64, 61, 9)
HSL	hsl(57, 75%, 14%)
HSV	hsv(57, 86%, 25%)
CMYK	cmyk(0%, 4.7%, 85.9%, 74.9%)
CIE-LAB	lab(25.10, -5.69, 30.19)
CIE-LCH	lch(25.10, 30.72, 100.68°)
OKLab	oklab(35.24% -0.019 0.0661)
OKLCH	oklch(35.24% 0.069 106)
XYZ	xyz(3.8326, 4.4473, 0.9149)
Luminance	0.0445 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#403D09 #090C40

analogous

#402209 #403D09 #284009

triadic

#403D09 #09403D #3D0940

tetradic

#403D09 #094022 #090C40 #400928

square

#403D09 #094022 #090C40 #400928

split-complementary

#403D09 #092840 #220940

monochromatic

#1B1A04 #1B1A04 #403D09 #767011 #ABA318

Accessibility & contrast

On white

11.11

#403D09 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#403D09 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403D09

11.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403D09	#FFFFFF	#000000	##FFFFFF
##403D09	1.00	11.11	1.89	11.11
#FFFFFF	11.11	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#433A01

Deuteranopia (green-blind)

#443C0D

Tritanopia (blue-blind)

#453833

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #403d09;
/* rgb */ color: rgb(64, 61, 9);
/* oklch */ color: oklch(35.2% 0.069 106.0);

Tailwind

colors: {
  custom: {
    50: '#77724d',
    500: '#403d09',
    950: '#000000',
  },
}

SCSS

$custom: #403d09;
$custom-light: #77724d;
$custom-dark: #000000;

JSON

{
  "hex": "#403d09",
  "rgb": {
    "r": 64,
    "g": 61,
    "b": 9
  },
  "hsl": {
    "h": 56.727,
    "s": 75.342,
    "l": 14.314
  },
  "oklch": {
    "l": 0.35235,
    "c": 0.06877,
    "h": 106
  },
  "luminance": 0.04447
}

Semantic roles & 50–950 ramp

primary

#403D09

secondary

#272C7E

accent

#40F236

background

#F7F6F4

surface

#EDECE7

border

#C8C7C3

text

#090701

muted

#7B7A77

Preview Lab

Preview with #403D09

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

Preview Lab → · Contrast checker → · Palette generator →