#45100A#45100A

#45100A is a dark, moderate red. Relative luminance 0.017; OKLCH L 26.5% C 0.082 H 29.9°. Best body text is #FFFFFF at 15.77:1 contrast (WCAG AA passes).

Color values

HEX	#45100A
RGB	rgb(69, 16, 10)
HSL	hsl(6, 75%, 15%)
HSV	hsv(6, 86%, 27%)
CMYK	cmyk(0%, 76.8%, 85.5%, 72.9%)
CIE-LAB	lab(13.58, 24.96, 16.76)
CIE-LCH	lch(13.58, 30.06, 33.88°)
OKLab	oklab(26.46% 0.0714 0.0411)
OKLCH	oklch(26.46% 0.082 29.9)
XYZ	xyz(2.6946, 1.6581, 0.4653)
Luminance	0.0166 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#45100A #0A3F45

analogous

#450A21 #45100A #452D0A

triadic

#45100A #0A4510 #100A45

tetradic

#45100A #21450A #0A3F45 #2D0A45

square

#45100A #21450A #0A3F45 #2D0A45

split-complementary

#45100A #0A452D #0A2145

monochromatic

#1B0604 #1B0604 #45100A #7A1C12 #B02919

Accessibility & contrast

On white

15.77

#45100A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.33

#45100A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #45100A

15.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##45100A	#FFFFFF	#000000	##FFFFFF
##45100A	1.00	15.77	1.33	15.77
#FFFFFF	15.77	1.00	21.00	1.00
#000000	1.33	21.00	1.00	21.00
##FFFFFF	15.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1F1B09

Deuteranopia (green-blind)

#2C2708

Tritanopia (blue-blind)

#4D020F

Achromatopsia (no color)

#232323

Design tokens & code

CSS

--color: #45100a;
/* rgb */ color: rgb(69, 16, 10);
/* oklch */ color: oklch(26.5% 0.082 29.9);

Tailwind

colors: {
  custom: {
    50: '#7e524b',
    500: '#45100a',
    950: '#000000',
  },
}

SCSS

$custom: #45100a;
$custom-light: #7e524b;
$custom-dark: #000000;

JSON

{
  "hex": "#45100a",
  "rgb": {
    "r": 69,
    "g": 16,
    "b": 10
  },
  "hsl": {
    "h": 6.102,
    "s": 74.684,
    "l": 15.49
  },
  "oklch": {
    "l": 0.26456,
    "c": 0.08238,
    "h": 29.9
  },
  "luminance": 0.01658
}

Semantic roles & 50–950 ramp

primary

#45100A

secondary

#297982

accent

#DEF136

background

#F8F4F4

surface

#EFE7E7

border

#CAC3C3

text

#0B0201

muted

#7C7877

Preview Lab

Preview with #45100A

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

Preview Lab → · Contrast checker → · Palette generator →