#403A09#403A09

#403A09 is a dark, moderate yellow. Relative luminance 0.041; OKLCH L 34.5% C 0.066 H 102.0°. Best body text is #FFFFFF at 11.49:1 contrast (WCAG AA passes).

Color values

HEX	#403A09
RGB	rgb(64, 58, 9)
HSL	hsl(53, 75%, 14%)
HSV	hsv(53, 86%, 25%)
CMYK	cmyk(0%, 9.4%, 85.9%, 74.9%)
CIE-LAB	lab(24.12, -3.81, 29.24)
CIE-LCH	lch(24.12, 29.48, 97.43°)
OKLab	oklab(34.45% -0.0137 0.0642)
OKLCH	oklch(34.45% 0.066 102)
XYZ	xyz(3.6769, 4.1360, 0.8630)
Luminance	0.0414 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#403A09 #090F40

analogous

#401F09 #403A09 #2B4009

triadic

#403A09 #09403A #3A0940

tetradic

#403A09 #09401F #090F40 #40092B

square

#403A09 #09401F #090F40 #40092B

split-complementary

#403A09 #092B40 #1F0940

monochromatic

#1B1804 #1B1804 #403A09 #766B11 #AB9B18

Accessibility & contrast

On white

11.49

#403A09 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.83

#403A09 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403A09

11.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403A09	#FFFFFF	#000000	##FFFFFF
##403A09	1.00	11.49	1.83	11.49
#FFFFFF	11.49	1.00	21.00	1.00
#000000	1.83	21.00	1.00	21.00
##FFFFFF	11.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#403802

Deuteranopia (green-blind)

#423A0D

Tritanopia (blue-blind)

#463531

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #403a09;
/* rgb */ color: rgb(64, 58, 9);
/* oklch */ color: oklch(34.5% 0.066 102.0);

Tailwind

colors: {
  custom: {
    50: '#776f4d',
    500: '#403a09',
    950: '#000000',
  },
}

SCSS

$custom: #403a09;
$custom-light: #776f4d;
$custom-dark: #000000;

JSON

{
  "hex": "#403a09",
  "rgb": {
    "r": 64,
    "g": 58,
    "b": 9
  },
  "hsl": {
    "h": 53.455,
    "s": 75.342,
    "l": 14.314
  },
  "oklch": {
    "l": 0.34453,
    "c": 0.0656,
    "h": 102
  },
  "luminance": 0.04136
}

Semantic roles & 50–950 ramp

primary

#403A09

secondary

#27307E

accent

#4AF236

background

#F7F6F4

surface

#EDECE7

border

#C8C7C3

text

#090701

muted

#7B7A77

Preview Lab

Preview with #403A09

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

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