#33040F#33040F

#33040F is a very dark, moderate red. Relative luminance 0.008; OKLCH L 21.2% C 0.075 H 12.3°. Best body text is #FFFFFF at 18.03:1 contrast (WCAG AA passes).

Color values

HEX	#33040F
RGB	rgb(51, 4, 15)
HSL	hsl(346, 85%, 11%)
HSV	hsv(346, 92%, 20%)
CMYK	cmyk(0%, 92.2%, 70.6%, 80%)
CIE-LAB	lab(7.46, 24.17, 5.24)
CIE-LCH	lch(7.46, 24.74, 12.23°)
OKLab	oklab(21.17% 0.0731 0.016)
OKLCH	oklch(21.17% 0.075 12.3)
XYZ	xyz(1.4950, 0.8254, 0.5324)
Luminance	0.0083 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#33040F #043328

analogous

#330426 #33040F #331004

triadic

#33040F #0F3304 #040F33

tetradic

#33040F #263304 #043328 #100433

square

#33040F #263304 #043328 #100433

split-complementary

#33040F #043310 #042633

monochromatic

#1C0208 #1C0208 #33040F #6C0820 #A40D30

Accessibility & contrast

On white

18.03

#33040F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.17

#33040F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #33040F

18.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##33040F	#FFFFFF	#000000	##FFFFFF
##33040F	1.00	18.03	1.17	18.03
#FFFFFF	18.03	1.00	21.00	1.00
#000000	1.17	21.00	1.00	21.00
##FFFFFF	18.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#10100F

Deuteranopia (green-blind)

#1D1A0E

Tritanopia (blue-blind)

#390008

Achromatopsia (no color)

#161616

Design tokens & code

CSS

--color: #33040f;
/* rgb */ color: rgb(51, 4, 15);
/* oklch */ color: oklch(21.2% 0.075 12.3);

Tailwind

colors: {
  custom: {
    50: '#6e494e',
    500: '#33040f',
    950: '#000000',
  },
}

SCSS

$custom: #33040f;
$custom-light: #6e494e;
$custom-dark: #000000;

JSON

{
  "hex": "#33040f",
  "rgb": {
    "r": 51,
    "g": 4,
    "b": 15
  },
  "hsl": {
    "h": 345.957,
    "s": 85.455,
    "l": 10.784
  },
  "oklch": {
    "l": 0.21165,
    "c": 0.07487,
    "h": 12.3
  },
  "luminance": 0.00825
}

Semantic roles & 50–950 ramp

primary

#33040F

secondary

#1D7561

accent

#FCCB2C

background

#F6F4F4

surface

#ECE7E7

border

#C7C3C3

text

#080101

muted

#7B7777

Preview Lab

Preview with #33040F

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

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