#23030A#23030A

#23030A is a very dark, muted red. Relative luminance 0.004; OKLCH L 17.2% C 0.058 H 9.9°. Best body text is #FFFFFF at 19.29:1 contrast (WCAG AA passes).

Color values

HEX	#23030A
RGB	rgb(35, 3, 10)
HSL	hsl(347, 84%, 7%)
HSV	hsv(347, 91%, 14%)
CMYK	cmyk(0%, 91.4%, 71.4%, 86.3%)
CIE-LAB	lab(4.02, 14.67, 2.18)
CIE-LCH	lch(4.02, 14.83, 8.44°)
OKLab	oklab(17.18% 0.0567 0.0099)
OKLCH	oklch(17.18% 0.058 9.9)
XYZ	xyz(0.7806, 0.4445, 0.3318)
Luminance	0.0044 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#23030A #03231C

analogous

#23031A #23030A #230C03

triadic

#23030A #0A2303 #030A23

tetradic

#23030A #1A2303 #03231C #0C0323

square

#23030A #1A2303 #03231C #0C0323

split-complementary

#23030A #03230C #031A23

monochromatic

#1C0208 #1C0208 #23030A #5B081A #940D2A

Accessibility & contrast

On white

19.29

#23030A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.09

#23030A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #23030A

19.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##23030A	#FFFFFF	#000000	##FFFFFF
##23030A	1.00	19.29	1.09	19.29
#FFFFFF	19.29	1.00	21.00	1.00
#000000	1.09	21.00	1.00	21.00
##FFFFFF	19.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0A0A0A

Deuteranopia (green-blind)

#121109

Tritanopia (blue-blind)

#270005

Achromatopsia (no color)

#0E0E0E

Design tokens & code

CSS

--color: #23030a;
/* rgb */ color: rgb(35, 3, 10);
/* oklch */ color: oklch(17.2% 0.058 9.9);

Tailwind

colors: {
  custom: {
    50: '#5e474b',
    500: '#23030a',
    950: '#000000',
  },
}

SCSS

$custom: #23030a;
$custom-light: #5e474b;
$custom-dark: #000000;

JSON

{
  "hex": "#23030a",
  "rgb": {
    "r": 35,
    "g": 3,
    "b": 10
  },
  "hsl": {
    "h": 346.875,
    "s": 84.211,
    "l": 7.451
  },
  "oklch": {
    "l": 0.1718,
    "c": 0.05751,
    "h": 9.9
  },
  "luminance": 0.00444
}

Semantic roles & 50–950 ramp

primary

#23030A

secondary

#1B6756

accent

#FACE2D

background

#F5F4F4

surface

#E9E6E7

border

#C5C2C3

text

#040001

muted

#797777

Preview Lab

Preview with #23030A

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

Preview Lab → · Contrast checker → · Palette generator →