#450A0B#450A0B

#450A0B is a dark, moderate red. Relative luminance 0.015; OKLCH L 25.8% C 0.088 H 25.3°. Best body text is #FFFFFF at 16.14:1 contrast (WCAG AA passes).

Color values

HEX	#450A0B
RGB	rgb(69, 10, 11)
HSL	hsl(359, 75%, 15%)
HSV	hsv(359, 86%, 27%)
CMYK	cmyk(0%, 85.5%, 84.1%, 72.9%)
CIE-LAB	lab(12.65, 27.61, 15.10)
CIE-LCH	lch(12.65, 31.47, 28.68°)
OKLab	oklab(25.77% 0.08 0.0377)
OKLCH	oklch(25.77% 0.088 25.3)
XYZ	xyz(2.6235, 1.5069, 0.4693)
Luminance	0.0151 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#450A0B #0A4544

analogous

#450A28 #450A0B #45260A

triadic

#450A0B #0B450A #0A0B45

tetradic

#450A0B #28450A #0A4544 #260A45

square

#450A0B #28450A #0A4544 #260A45

split-complementary

#450A0B #0A4526 #0A2845

monochromatic

#1B0404 #1B0404 #450A0B #7A1214 #B0191C

Accessibility & contrast

On white

16.14

#450A0B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.30

#450A0B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #450A0B

16.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##450A0B	#FFFFFF	#000000	##FFFFFF
##450A0B	1.00	16.14	1.30	16.14
#FFFFFF	16.14	1.00	21.00	1.00
#000000	1.30	21.00	1.00	21.00
##FFFFFF	16.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C190A

Deuteranopia (green-blind)

#2B2509

Tritanopia (blue-blind)

#4D000B

Achromatopsia (no color)

#212121

Design tokens & code

CSS

--color: #450a0b;
/* rgb */ color: rgb(69, 10, 11);
/* oklch */ color: oklch(25.8% 0.088 25.3);

Tailwind

colors: {
  custom: {
    50: '#7e4f4b',
    500: '#450a0b',
    950: '#000000',
  },
}

SCSS

$custom: #450a0b;
$custom-light: #7e4f4b;
$custom-dark: #000000;

JSON

{
  "hex": "#450a0b",
  "rgb": {
    "r": 69,
    "g": 10,
    "b": 11
  },
  "hsl": {
    "h": 358.983,
    "s": 74.684,
    "l": 15.49
  },
  "oklch": {
    "l": 0.25767,
    "c": 0.08842,
    "h": 25.3
  },
  "luminance": 0.01506
}

Semantic roles & 50–950 ramp

primary

#450A0B

secondary

#298281

accent

#F1EE36

background

#F8F4F4

surface

#EFE7E7

border

#CAC3C3

text

#0B0201

muted

#7C7877

Preview Lab

Preview with #450A0B

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

Preview Lab → · Contrast checker → · Palette generator →