#040400#040400

#040400 is a very dark, muted yellow. Relative luminance 0.001; OKLCH L 10.3% C 0.023 H 109.8°. Best body text is #FFFFFF at 20.54:1 contrast (WCAG AA passes).

Color values

HEX	#040400
RGB	rgb(4, 4, 0)
HSL	hsl(60, 100%, 1%)
HSV	hsv(60, 100%, 2%)
CMYK	cmyk(0%, 0%, 100%, 98.4%)
CIE-LAB	lab(1.02, -0.55, 1.51)
CIE-LCH	lch(1.02, 1.61, 110.11°)
OKLab	oklab(10.33% -0.0076 0.0212)
OKLCH	oklch(10.33% 0.023 109.8)
XYZ	xyz(0.0935, 0.1126, 0.0168)
Luminance	0.0011 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#040400 #000004

analogous

#040200 #040400 #020400

triadic

#040400 #000404 #040004

tetradic

#040400 #000402 #000004 #040002

square

#040400 #000402 #000004 #040002

split-complementary

#040400 #000204 #020004

monochromatic

#1F1F00 #1F1F00 #1F1F00 #414100 #7E7E00

Accessibility & contrast

On white

20.54

#040400 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.02

#040400 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #040400

20.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##040400	#FFFFFF	#000000	##FFFFFF
##040400	1.00	20.54	1.02	20.54
#FFFFFF	20.54	1.00	21.00	1.00
#000000	1.02	21.00	1.00	21.00
##FFFFFF	20.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#050400

Deuteranopia (green-blind)

#050400

Tritanopia (blue-blind)

#050303

Achromatopsia (no color)

#040404

Design tokens & code

CSS

--color: #040400;
/* rgb */ color: rgb(4, 4, 0);
/* oklch */ color: oklch(10.3% 0.023 109.8);

Tailwind

colors: {
  custom: {
    50: '#484847',
    500: '#040400',
    950: '#000000',
  },
}

SCSS

$custom: #040400;
$custom-light: #484847;
$custom-dark: #000000;

JSON

{
  "hex": "#040400",
  "rgb": {
    "r": 4,
    "g": 4,
    "b": 0
  },
  "hsl": {
    "h": 60,
    "s": 100,
    "l": 0.784
  },
  "oklch": {
    "l": 0.10327,
    "c": 0.02251,
    "h": 109.8
  },
  "luminance": 0.00113
}

Semantic roles & 50–950 ramp

primary

#040400

secondary

#0E0E51

accent

#29FF29

background

#F4F4F3

surface

#E6E6E5

border

#C2C2C1

text

#000000

muted

#777777

Preview Lab

Preview with #040400

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

Preview Lab → · Contrast checker → · Palette generator →