#4D1018#4D1018

#4D1018 is a dark, moderate red. Relative luminance 0.020; OKLCH L 28.3% C 0.090 H 18.0°. Best body text is #FFFFFF at 14.97:1 contrast (WCAG AA passes).

Color values

HEX	#4D1018
RGB	rgb(77, 16, 24)
HSL	hsl(352, 66%, 18%)
HSV	hsv(352, 79%, 30%)
CMYK	cmyk(0%, 79.2%, 68.8%, 69.8%)
CIE-LAB	lab(15.56, 28.87, 11.54)
CIE-LCH	lch(15.56, 31.09, 21.79°)
OKLab	oklab(28.34% 0.086 0.0279)
OKLCH	oklch(28.34% 0.09 18)
XYZ	xyz(3.4111, 2.0148, 1.0733)
Luminance	0.0201 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D1018 #104D45

analogous

#4D1036 #4D1018 #4D2610

triadic

#4D1018 #184D10 #10184D

tetradic

#4D1018 #364D10 #104D45 #26104D

square

#4D1018 #364D10 #104D45 #26104D

split-complementary

#4D1018 #104D26 #10364D

monochromatic

#190508 #1A0508 #4D1018 #801B28 #B22538

Accessibility & contrast

On white

14.97

#4D1018 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.40

#4D1018 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4D1018

14.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D1018	#FFFFFF	#000000	##FFFFFF
##4D1018	1.00	14.97	1.40	14.97
#FFFFFF	14.97	1.00	21.00	1.00
#000000	1.40	21.00	1.00	21.00
##FFFFFF	14.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#211F18

Deuteranopia (green-blind)

#302C16

Tritanopia (blue-blind)

#550113

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #4d1018;
/* rgb */ color: rgb(77, 16, 24);
/* oklch */ color: oklch(28.3% 0.090 18.0);

Tailwind

colors: {
  custom: {
    50: '#845454',
    500: '#4d1018',
    950: '#000000',
  },
}

SCSS

$custom: #4d1018;
$custom-light: #845454;
$custom-dark: #000000;

JSON

{
  "hex": "#4d1018",
  "rgb": {
    "r": 77,
    "g": 16,
    "b": 24
  },
  "hsl": {
    "h": 352.131,
    "s": 65.591,
    "l": 18.235
  },
  "oklch": {
    "l": 0.28336,
    "c": 0.09041,
    "h": 18
  },
  "luminance": 0.02014
}

Semantic roles & 50–950 ramp

primary

#4D1018

secondary

#32877C

accent

#E9D23F

background

#F8F4F4

surface

#F0E8E7

border

#CBC4C3

text

#0C0302

muted

#7D7878

Preview Lab

Preview with #4D1018

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

Preview Lab → · Contrast checker → · Palette generator →