#403C15#403C15

#403C15 is a dark, muted yellow. Relative luminance 0.044; OKLCH L 35.1% C 0.057 H 103.5°. Best body text is #FFFFFF at 11.20:1 contrast (WCAG AA passes).

Color values

HEX	#403C15
RGB	rgb(64, 60, 21)
HSL	hsl(54, 51%, 17%)
HSV	hsv(54, 67%, 25%)
CMYK	cmyk(0%, 6.2%, 67.2%, 74.9%)
CIE-LAB	lab(24.88, -4.25, 24.18)
CIE-LCH	lch(24.88, 24.55, 99.96°)
OKLab	oklab(35.09% -0.0133 0.0558)
OKLCH	oklch(35.09% 0.057 103.5)
XYZ	xyz(3.8657, 4.3760, 1.3503)
Luminance	0.0438 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#403C15 #151940

analogous

#402715 #403C15 #2F4015

triadic

#403C15 #15403C #3C1540

tetradic

#403C15 #154027 #151940 #40152F

square

#403C15 #154027 #151940 #40152F

split-complementary

#403C15 #152F40 #271540

monochromatic

#171608 #171608 #403C15 #6E6724 #9C9233

Accessibility & contrast

On white

11.20

#403C15 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#403C15 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403C15

11.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403C15	#FFFFFF	#000000	##FFFFFF
##403C15	1.00	11.20	1.88	11.20
#FFFFFF	11.20	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#423A11

Deuteranopia (green-blind)

#433C17

Tritanopia (blue-blind)

#453834

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #403c15;
/* rgb */ color: rgb(64, 60, 21);
/* oklch */ color: oklch(35.1% 0.057 103.5);

Tailwind

colors: {
  custom: {
    50: '#767154',
    500: '#403c15',
    950: '#000000',
  },
}

SCSS

$custom: #403c15;
$custom-light: #767154;
$custom-dark: #000000;

JSON

{
  "hex": "#403c15",
  "rgb": {
    "r": 64,
    "g": 60,
    "b": 21
  },
  "hsl": {
    "h": 54.419,
    "s": 50.588,
    "l": 16.667
  },
  "oklch": {
    "l": 0.35093,
    "c": 0.05733,
    "h": 103.5
  },
  "luminance": 0.04376
}

Semantic roles & 50–950 ramp

primary

#403C15

secondary

#393F78

accent

#5BDA4E

background

#F7F6F4

surface

#EDECE7

border

#C8C7C3

text

#090703

muted

#7B7A78

Preview Lab

Preview with #403C15

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

Preview Lab → · Contrast checker → · Palette generator →