#23020A#23020A

#23020A is a very dark, moderate red. Relative luminance 0.004; OKLCH L 16.9% C 0.060 H 8.4°. Best body text is #FFFFFF at 19.36:1 contrast (WCAG AA passes).

Color values

HEX	#23020A
RGB	rgb(35, 2, 10)
HSL	hsl(345, 89%, 7%)
HSV	hsv(345, 94%, 14%)
CMYK	cmyk(0%, 94.3%, 71.4%, 86.3%)
CIE-LAB	lab(3.82, 15.07, 1.89)
CIE-LCH	lch(3.82, 15.19, 7.15°)
OKLab	oklab(16.95% 0.0595 0.0088)
OKLCH	oklch(16.95% 0.06 8.4)
XYZ	xyz(0.7697, 0.4228, 0.3282)
Luminance	0.0042 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#23020A #02231B

analogous

#23021B #23020A #230B02

triadic

#23020A #0A2302 #020A23

tetradic

#23020A #1B2302 #02231B #0B0223

square

#23020A #1B2302 #02231B #0B0223

split-complementary

#23020A #02230B #021B23

monochromatic

#1D0208 #1D0208 #23020A #5D051B #97092B

Accessibility & contrast

On white

19.36

#23020A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.08

#23020A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #23020A

19.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##23020A	#FFFFFF	#000000	##FFFFFF
##23020A	1.00	19.36	1.08	19.36
#FFFFFF	19.36	1.00	21.00	1.00
#000000	1.08	21.00	1.00	21.00
##FFFFFF	19.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#08090A

Deuteranopia (green-blind)

#121009

Tritanopia (blue-blind)

#270005

Achromatopsia (no color)

#0E0E0E

Design tokens & code

CSS

--color: #23020a;
/* rgb */ color: rgb(35, 2, 10);
/* oklch */ color: oklch(16.9% 0.060 8.4);

Tailwind

colors: {
  custom: {
    50: '#5e474b',
    500: '#23020a',
    950: '#000000',
  },
}

SCSS

$custom: #23020a;
$custom-light: #5e474b;
$custom-dark: #000000;

JSON

{
  "hex": "#23020a",
  "rgb": {
    "r": 35,
    "g": 2,
    "b": 10
  },
  "hsl": {
    "h": 345.455,
    "s": 89.189,
    "l": 7.255
  },
  "oklch": {
    "l": 0.16947,
    "c": 0.06017,
    "h": 8.4
  },
  "luminance": 0.00423
}

Semantic roles & 50–950 ramp

primary

#23020A

secondary

#186955

accent

#FFCB29

background

#F5F4F4

surface

#E9E6E7

border

#C5C2C3

text

#040001

muted

#797777

Preview Lab

Preview with #23020A

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

Preview Lab → · Contrast checker → · Palette generator →