#4F180F#4F180F

#4F180F is a dark, moderate red. Relative luminance 0.024; OKLCH L 29.6% C 0.085 H 31.7°. Best body text is #FFFFFF at 14.29:1 contrast (WCAG AA passes).

Color values

HEX	#4F180F
RGB	rgb(79, 24, 15)
HSL	hsl(8, 68%, 18%)
HSV	hsv(8, 81%, 31%)
CMYK	cmyk(0%, 69.6%, 81%, 69%)
CIE-LAB	lab(17.23, 25.27, 19.49)
CIE-LCH	lch(17.23, 31.92, 37.64°)
OKLab	oklab(29.61% 0.0722 0.0446)
OKLCH	oklch(29.61% 0.085 31.7)
XYZ	xyz(3.6377, 2.3505, 0.7140)
Luminance	0.0235 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F180F #0F464F

analogous

#4F0F26 #4F180F #4F380F

triadic

#4F180F #0F4F18 #180F4F

tetradic

#4F180F #264F0F #0F464F #380F4F

square

#4F180F #264F0F #0F464F #380F4F

split-complementary

#4F180F #0F4F38 #0F264F

monochromatic

#1A0805 #1C0805 #4F180F #822819 #B63723

Accessibility & contrast

On white

14.29

#4F180F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.47

#4F180F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4F180F

14.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F180F	#FFFFFF	#000000	##FFFFFF
##4F180F	1.00	14.29	1.47	14.29
#FFFFFF	14.29	1.00	21.00	1.00
#000000	1.47	21.00	1.00	21.00
##FFFFFF	14.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#27230E

Deuteranopia (green-blind)

#352F0D

Tritanopia (blue-blind)

#580A16

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #4f180f;
/* rgb */ color: rgb(79, 24, 15);
/* oklch */ color: oklch(29.6% 0.085 31.7);

Tailwind

colors: {
  custom: {
    50: '#86584e',
    500: '#4f180f',
    950: '#000000',
  },
}

SCSS

$custom: #4f180f;
$custom-light: #86584e;
$custom-dark: #000000;

JSON

{
  "hex": "#4f180f",
  "rgb": {
    "r": 79,
    "g": 24,
    "b": 15
  },
  "hsl": {
    "h": 8.438,
    "s": 68.085,
    "l": 18.431
  },
  "oklch": {
    "l": 0.29609,
    "c": 0.0849,
    "h": 31.7
  },
  "luminance": 0.0235
}

Semantic roles & 50–950 ramp

primary

#4F180F

secondary

#317D89

accent

#D2EB3D

background

#F8F5F4

surface

#F0E9E7

border

#CBC5C3

text

#0C0301

muted

#7D7877

Preview Lab

Preview with #4F180F

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

Preview Lab → · Contrast checker → · Palette generator →