#403A0F#403A0F

#403A0F is a dark, moderate yellow. Relative luminance 0.042; OKLCH L 34.5% C 0.061 H 101.3°. Best body text is #FFFFFF at 11.47:1 contrast (WCAG AA passes).

Color values

HEX	#403A0F
RGB	rgb(64, 58, 15)
HSL	hsl(53, 62%, 15%)
HSV	hsv(53, 77%, 25%)
CMYK	cmyk(0%, 9.4%, 76.6%, 74.9%)
CIE-LAB	lab(24.16, -3.45, 26.58)
CIE-LCH	lch(24.16, 26.80, 97.40°)
OKLab	oklab(34.51% -0.0119 0.0598)
OKLCH	oklch(34.51% 0.061 101.3)
XYZ	xyz(3.7138, 4.1507, 1.0574)
Luminance	0.0415 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#403A0F #0F1540

analogous

#40210F #403A0F #2D400F

triadic

#403A0F #0F403A #3A0F40

tetradic

#403A0F #0F4021 #0F1540 #400F2D

square

#403A0F #0F4021 #0F1540 #400F2D

split-complementary

#403A0F #0F2D40 #210F40

monochromatic

#191606 #191606 #403A0F #72671B #A39426

Accessibility & contrast

On white

11.47

#403A0F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.83

#403A0F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403A0F

11.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403A0F	#FFFFFF	#000000	##FFFFFF
##403A0F	1.00	11.47	1.83	11.47
#FFFFFF	11.47	1.00	21.00	1.00
#000000	1.83	21.00	1.00	21.00
##FFFFFF	11.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#403809

Deuteranopia (green-blind)

#423B12

Tritanopia (blue-blind)

#453531

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #403a0f;
/* rgb */ color: rgb(64, 58, 15);
/* oklch */ color: oklch(34.5% 0.061 101.3);

Tailwind

colors: {
  custom: {
    50: '#776f50',
    500: '#403a0f',
    950: '#000000',
  },
}

SCSS

$custom: #403a0f;
$custom-light: #776f50;
$custom-dark: #000000;

JSON

{
  "hex": "#403a0f",
  "rgb": {
    "r": 64,
    "g": 58,
    "b": 15
  },
  "hsl": {
    "h": 52.653,
    "s": 62.025,
    "l": 15.49
  },
  "oklch": {
    "l": 0.34506,
    "c": 0.06093,
    "h": 101.3
  },
  "luminance": 0.04151
}

Semantic roles & 50–950 ramp

primary

#403A0F

secondary

#30397A

accent

#57E543

background

#F7F6F4

surface

#EDECE7

border

#C8C7C3

text

#090702

muted

#7B7A78

Preview Lab

Preview with #403A0F

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

Preview Lab → · Contrast checker → · Palette generator →