#040403#040403

#040403 is a very dark, near-neutral yellow. Relative luminance 0.001; OKLCH L 10.6% C 0.004 H 107.1°. Best body text is #FFFFFF at 20.51:1 contrast (WCAG AA passes).

Color values

HEX	#040403
RGB	rgb(4, 4, 3)
HSL	hsl(60, 14%, 1%)
HSV	hsv(60, 25%, 2%)
CMYK	cmyk(0%, 0%, 25%, 98.4%)
CIE-LAB	lab(1.08, -0.14, 0.38)
CIE-LCH	lch(1.08, 0.40, 110.23°)
OKLab	oklab(10.58% -0.0012 0.004)
OKLCH	oklch(10.58% 0.004 107.1)
XYZ	xyz(0.1099, 0.1192, 0.1034)
Luminance	0.0012 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#040403 #030304

analogous

#040403 #040403 #040403

triadic

#040403 #030404 #040304

tetradic

#040403 #030404 #030304 #040304

square

#040403 #030404 #030304 #040304

split-complementary

#040403 #030404 #040304

monochromatic

#11110D #11110D #11110D #27271D #4A4A37

Accessibility & contrast

On white

20.51

#040403 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.02

#040403 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #040403

20.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##040403	#FFFFFF	#000000	##FFFFFF
##040403	1.00	20.51	1.02	20.51
#FFFFFF	20.51	1.00	21.00	1.00
#000000	1.02	21.00	1.00	21.00
##FFFFFF	20.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#040403

Deuteranopia (green-blind)

#040403

Tritanopia (blue-blind)

#040404

Achromatopsia (no color)

#040404

Design tokens & code

CSS

--color: #040403;
/* rgb */ color: rgb(4, 4, 3);
/* oklch */ color: oklch(10.6% 0.004 107.1);

Tailwind

colors: {
  custom: {
    50: '#484848',
    500: '#040403',
    950: '#000000',
  },
}

SCSS

$custom: #040403;
$custom-light: #484848;
$custom-dark: #000000;

JSON

{
  "hex": "#040403",
  "rgb": {
    "r": 4,
    "g": 4,
    "b": 3
  },
  "hsl": {
    "h": 60,
    "s": 14.286,
    "l": 1.373
  },
  "oklch": {
    "l": 0.10584,
    "c": 0.00421,
    "h": 107.1
  },
  "luminance": 0.00119
}

Semantic roles & 50–950 ramp

primary

#040403

secondary

#2C2C36

accent

#71B771

background

#F4F4F4

surface

#E6E6E6

border

#C2C2C2

text

#000000

muted

#777777

Preview Lab

Preview with #040403

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

Preview Lab → · Contrast checker → · Palette generator →