#403D16#403D16

#403D16 is a dark, muted yellow. Relative luminance 0.045; OKLCH L 35.4% C 0.057 H 104.9°. Best body text is #FFFFFF at 11.07:1 contrast (WCAG AA passes).

Color values

HEX	#403D16
RGB	rgb(64, 61, 22)
HSL	hsl(56, 49%, 17%)
HSV	hsv(56, 66%, 25%)
CMYK	cmyk(0%, 4.7%, 65.6%, 74.9%)
CIE-LAB	lab(25.22, -4.79, 24.01)
CIE-LCH	lch(25.22, 24.48, 101.27°)
OKLab	oklab(35.37% -0.0147 0.0555)
OKLCH	oklch(35.37% 0.057 104.9)
XYZ	xyz(3.9280, 4.4855, 1.4178)
Luminance	0.0449 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#403D16 #161940

analogous

#402816 #403D16 #2E4016

triadic

#403D16 #16403D #3D1640

tetradic

#403D16 #164028 #161940 #40162E

square

#403D16 #164028 #161940 #40162E

split-complementary

#403D16 #162E40 #281640

monochromatic

#171608 #171608 #403D16 #6E6826 #9B9435

Accessibility & contrast

On white

11.07

#403D16 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.90

#403D16 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403D16

11.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403D16	#FFFFFF	#000000	##FFFFFF
##403D16	1.00	11.07	1.90	11.07
#FFFFFF	11.07	1.00	21.00	1.00
#000000	1.90	21.00	1.00	21.00
##FFFFFF	11.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#423B12

Deuteranopia (green-blind)

#443D18

Tritanopia (blue-blind)

#453934

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #403d16;
/* rgb */ color: rgb(64, 61, 22);
/* oklch */ color: oklch(35.4% 0.057 104.9);

Tailwind

colors: {
  custom: {
    50: '#767255',
    500: '#403d16',
    950: '#000000',
  },
}

SCSS

$custom: #403d16;
$custom-light: #767255;
$custom-dark: #000000;

JSON

{
  "hex": "#403d16",
  "rgb": {
    "r": 64,
    "g": 61,
    "b": 22
  },
  "hsl": {
    "h": 55.714,
    "s": 48.837,
    "l": 16.863
  },
  "oklch": {
    "l": 0.35366,
    "c": 0.05746,
    "h": 104.9
  },
  "luminance": 0.04485
}

Semantic roles & 50–950 ramp

primary

#403D16

secondary

#3B3F77

accent

#59D84F

background

#F7F6F5

surface

#EDECE8

border

#C8C7C4

text

#090703

muted

#7B7A78

Preview Lab

Preview with #403D16

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

Preview Lab → · Contrast checker → · Palette generator →