#403A05#403A05

#403A05 is a dark, moderate yellow. Relative luminance 0.041; OKLCH L 34.4% C 0.069 H 102.5°. Best body text is #FFFFFF at 11.50:1 contrast (WCAG AA passes).

Color values

HEX	#403A05
RGB	rgb(64, 58, 5)
HSL	hsl(54, 86%, 14%)
HSV	hsv(54, 92%, 25%)
CMYK	cmyk(0%, 9.4%, 92.2%, 74.9%)
CIE-LAB	lab(24.09, -4.02, 30.84)
CIE-LCH	lch(24.09, 31.10, 97.44°)
OKLab	oklab(34.42% -0.0148 0.0669)
OKLCH	oklch(34.42% 0.069 102.5)
XYZ	xyz(3.6550, 4.1272, 0.7477)
Luminance	0.0413 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#403A05 #050B40

analogous

#401C05 #403A05 #284005

triadic

#403A05 #05403A #3A0540

tetradic

#403A05 #05401C #050B40 #400528

square

#403A05 #05401C #050B40 #400528

split-complementary

#403A05 #052840 #1C0540

monochromatic

#1C1A02 #1C1A02 #403A05 #796D09 #B2A10E

Accessibility & contrast

On white

11.50

#403A05 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.83

#403A05 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403A05

11.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403A05	#FFFFFF	#000000	##FFFFFF
##403A05	1.00	11.50	1.83	11.50
#FFFFFF	11.50	1.00	21.00	1.00
#000000	1.83	21.00	1.00	21.00
##FFFFFF	11.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#403800

Deuteranopia (green-blind)

#423A09

Tritanopia (blue-blind)

#463530

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #403a05;
/* rgb */ color: rgb(64, 58, 5);
/* oklch */ color: oklch(34.4% 0.069 102.5);

Tailwind

colors: {
  custom: {
    50: '#776f4b',
    500: '#403a05',
    950: '#000000',
  },
}

SCSS

$custom: #403a05;
$custom-light: #776f4b;
$custom-dark: #000000;

JSON

{
  "hex": "#403a05",
  "rgb": {
    "r": 64,
    "g": 58,
    "b": 5
  },
  "hsl": {
    "h": 53.898,
    "s": 85.507,
    "l": 13.529
  },
  "oklch": {
    "l": 0.34421,
    "c": 0.06852,
    "h": 102.5
  },
  "luminance": 0.04127
}

Semantic roles & 50–950 ramp

primary

#403A05

secondary

#202A81

accent

#41FC2C

background

#F7F6F4

surface

#EDECE7

border

#C8C7C3

text

#090701

muted

#7B7A77

Preview Lab

Preview with #403A05

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

Preview Lab → · Contrast checker → · Palette generator →