#4E180B#4E180B

#4E180B is a dark, moderate red. Relative luminance 0.023; OKLCH L 29.4% C 0.085 H 34.7°. Best body text is #FFFFFF at 14.39:1 contrast (WCAG AA passes).

Color values

HEX	#4E180B
RGB	rgb(78, 24, 11)
HSL	hsl(12, 75%, 17%)
HSV	hsv(12, 86%, 31%)
CMYK	cmyk(0%, 69.2%, 85.9%, 69.4%)
CIE-LAB	lab(16.98, 24.67, 21.06)
CIE-LCH	lch(16.98, 32.43, 40.49°)
OKLab	oklab(29.37% 0.0696 0.0483)
OKLCH	oklch(29.37% 0.085 34.7)
XYZ	xyz(3.5293, 2.2976, 0.5742)
Luminance	0.0230 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E180B #0B414E

analogous

#4E0B1F #4E180B #4E3A0B

triadic

#4E180B #0B4E18 #180B4E

tetradic

#4E180B #1F4E0B #0B414E #3A0B4E

square

#4E180B #1F4E0B #0B414E #3A0B4E

split-complementary

#4E180B #0B4E3A #0B1F4E

monochromatic

#1B0804 #1B0804 #4E180B #842913 #B9391A

Accessibility & contrast

On white

14.39

#4E180B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.46

#4E180B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4E180B

14.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E180B	#FFFFFF	#000000	##FFFFFF
##4E180B	1.00	14.39	1.46	14.39
#FFFFFF	14.39	1.00	21.00	1.00
#000000	1.46	21.00	1.00	21.00
##FFFFFF	14.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#272209

Deuteranopia (green-blind)

#352E09

Tritanopia (blue-blind)

#570A15

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #4e180b;
/* rgb */ color: rgb(78, 24, 11);
/* oklch */ color: oklch(29.4% 0.085 34.7);

Tailwind

colors: {
  custom: {
    50: '#85584b',
    500: '#4e180b',
    950: '#000000',
  },
}

SCSS

$custom: #4e180b;
$custom-light: #85584b;
$custom-dark: #000000;

JSON

{
  "hex": "#4e180b",
  "rgb": {
    "r": 78,
    "g": 24,
    "b": 11
  },
  "hsl": {
    "h": 11.642,
    "s": 75.281,
    "l": 17.451
  },
  "oklch": {
    "l": 0.29366,
    "c": 0.08466,
    "h": 34.7
  },
  "luminance": 0.02297
}

Semantic roles & 50–950 ramp

primary

#4E180B

secondary

#2B788A

accent

#CDF236

background

#F8F5F4

surface

#F0E9E7

border

#CBC5C3

text

#0C0301

muted

#7D7877

Preview Lab

Preview with #4E180B

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

Preview Lab → · Contrast checker → · Palette generator →