#45181F#45181F

#45181F is a dark, moderate red. Relative luminance 0.020; OKLCH L 28.1% C 0.070 H 13.2°. Best body text is #FFFFFF at 14.96:1 contrast (WCAG AA passes).

Color values

HEX	#45181F
RGB	rgb(69, 24, 31)
HSL	hsl(351, 48%, 18%)
HSV	hsv(351, 65%, 27%)
CMYK	cmyk(0%, 65.2%, 55.1%, 72.9%)
CIE-LAB	lab(15.58, 22.39, 6.23)
CIE-LCH	lch(15.58, 23.24, 15.55°)
OKLab	oklab(28.1% 0.0677 0.0159)
OKLCH	oklch(28.1% 0.07 13.2)
XYZ	xyz(3.0284, 2.0178, 1.5260)
Luminance	0.0202 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#45181F #18453E

analogous

#451835 #45181F #452718

triadic

#45181F #1F4518 #181F45

tetradic

#45181F #354518 #18453E #271845

square

#45181F #354518 #18453E #271845

split-complementary

#45181F #184527 #183545

monochromatic

#17080A #18080B #45181F #722833 #A03848

Accessibility & contrast

On white

14.96

#45181F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.40

#45181F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #45181F

14.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##45181F	#FFFFFF	#000000	##FFFFFF
##45181F	1.00	14.96	1.40	14.96
#FFFFFF	14.96	1.00	21.00	1.00
#000000	1.40	21.00	1.00	21.00
##FFFFFF	14.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#22211F

Deuteranopia (green-blind)

#2D2A1E

Tritanopia (blue-blind)

#4C121B

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #45181f;
/* rgb */ color: rgb(69, 24, 31);
/* oklch */ color: oklch(28.1% 0.070 13.2);

Tailwind

colors: {
  custom: {
    50: '#7c575a',
    500: '#45181f',
    950: '#000000',
  },
}

SCSS

$custom: #45181f;
$custom-light: #7c575a;
$custom-dark: #000000;

JSON

{
  "hex": "#45181f",
  "rgb": {
    "r": 69,
    "g": 24,
    "b": 31
  },
  "hsl": {
    "h": 350.667,
    "s": 48.387,
    "l": 18.235
  },
  "oklch": {
    "l": 0.28095,
    "c": 0.0695,
    "h": 13.2
  },
  "luminance": 0.02017
}

Semantic roles & 50–950 ramp

primary

#45181F

secondary

#3D7C72

accent

#D8C350

background

#F7F5F5

surface

#EEE9E9

border

#C9C5C5

text

#0A0303

muted

#7C7878

Preview Lab

Preview with #45181F

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

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