#403D0E#403D0E

#403D0E is a dark, moderate yellow. Relative luminance 0.045; OKLCH L 35.3% C 0.065 H 105.7°. Best body text is #FFFFFF at 11.10:1 contrast (WCAG AA passes).

Color values

HEX	#403D0E
RGB	rgb(64, 61, 14)
HSL	hsl(56, 64%, 15%)
HSV	hsv(56, 78%, 25%)
CMYK	cmyk(0%, 4.7%, 78.1%, 74.9%)
CIE-LAB	lab(25.14, -5.41, 28.05)
CIE-LCH	lch(25.14, 28.56, 100.91°)
OKLab	oklab(35.28% -0.0176 0.0627)
OKLCH	oklch(35.28% 0.065 105.7)
XYZ	xyz(3.8625, 4.4593, 1.0727)
Luminance	0.0446 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#403D0E #0E1140

analogous

#40240E #403D0E #2A400E

triadic

#403D0E #0E403D #3D0E40

tetradic

#403D0E #0E4024 #0E1140 #400E2A

square

#403D0E #0E4024 #0E1140 #400E2A

split-complementary

#403D0E #0E2A40 #240E40

monochromatic

#191805 #191805 #403D0E #726D19 #A49D24

Accessibility & contrast

On white

11.10

#403D0E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#403D0E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403D0E

11.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403D0E	#FFFFFF	#000000	##FFFFFF
##403D0E	1.00	11.10	1.89	11.10
#FFFFFF	11.10	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#433A07

Deuteranopia (green-blind)

#443D11

Tritanopia (blue-blind)

#453834

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #403d0e;
/* rgb */ color: rgb(64, 61, 14);
/* oklch */ color: oklch(35.3% 0.065 105.7);

Tailwind

colors: {
  custom: {
    50: '#777250',
    500: '#403d0e',
    950: '#000000',
  },
}

SCSS

$custom: #403d0e;
$custom-light: #777250;
$custom-dark: #000000;

JSON

{
  "hex": "#403d0e",
  "rgb": {
    "r": 64,
    "g": 61,
    "b": 14
  },
  "hsl": {
    "h": 56.4,
    "s": 64.103,
    "l": 15.294
  },
  "oklch": {
    "l": 0.35276,
    "c": 0.06507,
    "h": 105.7
  },
  "luminance": 0.04459
}

Semantic roles & 50–950 ramp

primary

#403D0E

secondary

#2F337B

accent

#4BE741

background

#F7F6F4

surface

#EDECE7

border

#C8C7C3

text

#090702

muted

#7B7A78

Preview Lab

Preview with #403D0E

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

Preview Lab → · Contrast checker → · Palette generator →