#4B1710#4B1710

#4B1710 is a dark, moderate red. Relative luminance 0.021; OKLCH L 28.7% C 0.081 H 30.4°. Best body text is #FFFFFF at 14.69:1 contrast (WCAG AA passes).

Color values

HEX	#4B1710
RGB	rgb(75, 23, 16)
HSL	hsl(7, 65%, 18%)
HSV	hsv(7, 79%, 29%)
CMYK	cmyk(0%, 69.3%, 78.7%, 70.6%)
CIE-LAB	lab(16.24, 24.19, 17.55)
CIE-LCH	lch(16.24, 29.88, 35.96°)
OKLab	oklab(28.71% 0.0696 0.0408)
OKLCH	oklch(28.71% 0.081 30.4)
XYZ	xyz(3.3019, 2.1465, 0.7306)
Luminance	0.0215 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B1710 #10444B

analogous

#4B1026 #4B1710 #4B3410

triadic

#4B1710 #104B17 #17104B

tetradic

#4B1710 #264B10 #10444B #34104B

square

#4B1710 #264B10 #10444B #34104B

split-complementary

#4B1710 #104B34 #10264B

monochromatic

#190805 #190805 #4B1710 #7D261B #B03626

Accessibility & contrast

On white

14.69

#4B1710 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.43

#4B1710 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B1710

14.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B1710	#FFFFFF	#000000	##FFFFFF
##4B1710	1.00	14.69	1.43	14.69
#FFFFFF	14.69	1.00	21.00	1.00
#000000	1.43	21.00	1.00	21.00
##FFFFFF	14.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#25210F

Deuteranopia (green-blind)

#322D0E

Tritanopia (blue-blind)

#530B16

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #4b1710;
/* rgb */ color: rgb(75, 23, 16);
/* oklch */ color: oklch(28.7% 0.081 30.4);

Tailwind

colors: {
  custom: {
    50: '#82574e',
    500: '#4b1710',
    950: '#000000',
  },
}

SCSS

$custom: #4b1710;
$custom-light: #82574e;
$custom-dark: #000000;

JSON

{
  "hex": "#4b1710",
  "rgb": {
    "r": 75,
    "g": 23,
    "b": 16
  },
  "hsl": {
    "h": 7.119,
    "s": 64.835,
    "l": 17.843
  },
  "oklch": {
    "l": 0.28714,
    "c": 0.08068,
    "h": 30.4
  },
  "luminance": 0.02146
}

Semantic roles & 50–950 ramp

primary

#4B1710

secondary

#327B85

accent

#D4E840

background

#F8F5F4

surface

#F0E9E7

border

#CBC5C3

text

#0B0301

muted

#7C7877

Preview Lab

Preview with #4B1710

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

Preview Lab → · Contrast checker → · Palette generator →