#403C09#403C09

#403C09 is a dark, moderate yellow. Relative luminance 0.043; OKLCH L 35.0% C 0.068 H 104.7°. Best body text is #FFFFFF at 11.24:1 contrast (WCAG AA passes).

Color values

HEX	#403C09
RGB	rgb(64, 60, 9)
HSL	hsl(56, 75%, 14%)
HSV	hsv(56, 86%, 25%)
CMYK	cmyk(0%, 6.2%, 85.9%, 74.9%)
CIE-LAB	lab(24.77, -5.07, 29.87)
CIE-LCH	lch(24.77, 30.30, 99.63°)
OKLab	oklab(34.97% -0.0172 0.0655)
OKLCH	oklch(34.97% 0.068 104.7)
XYZ	xyz(3.7797, 4.3416, 0.8973)
Luminance	0.0434 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#403C09 #090D40

analogous

#402109 #403C09 #294009

triadic

#403C09 #09403C #3C0940

tetradic

#403C09 #094021 #090D40 #400929

square

#403C09 #094021 #090D40 #400929

split-complementary

#403C09 #092940 #210940

monochromatic

#1B1904 #1B1904 #403C09 #766E11 #ABA118

Accessibility & contrast

On white

11.24

#403C09 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#403C09 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403C09

11.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403C09	#FFFFFF	#000000	##FFFFFF
##403C09	1.00	11.24	1.87	11.24
#FFFFFF	11.24	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#423A02

Deuteranopia (green-blind)

#443C0D

Tritanopia (blue-blind)

#463732

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #403c09;
/* rgb */ color: rgb(64, 60, 9);
/* oklch */ color: oklch(35.0% 0.068 104.7);

Tailwind

colors: {
  custom: {
    50: '#77714d',
    500: '#403c09',
    950: '#000000',
  },
}

SCSS

$custom: #403c09;
$custom-light: #77714d;
$custom-dark: #000000;

JSON

{
  "hex": "#403c09",
  "rgb": {
    "r": 64,
    "g": 60,
    "b": 9
  },
  "hsl": {
    "h": 55.636,
    "s": 75.342,
    "l": 14.314
  },
  "oklch": {
    "l": 0.34973,
    "c": 0.06769,
    "h": 104.7
  },
  "luminance": 0.04341
}

Semantic roles & 50–950 ramp

primary

#403C09

secondary

#272D7E

accent

#44F236

background

#F7F6F4

surface

#EDECE7

border

#C8C7C3

text

#090701

muted

#7B7A77

Preview Lab

Preview with #403C09

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

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