#7F172B#7F172B

#7F172B is a dark, vivid red. Relative luminance 0.053; OKLCH L 39.3% C 0.137 H 16.3°. Best body text is #FFFFFF at 10.20:1 contrast (WCAG AA passes).

Color values

HEX	#7F172B
RGB	rgb(127, 23, 43)
HSL	hsl(348, 69%, 29%)
HSV	hsv(348, 82%, 50%)
CMYK	cmyk(0%, 81.9%, 66.1%, 50.2%)
CIE-LAB	lab(27.57, 44.19, 16.04)
CIE-LCH	lch(27.57, 47.01, 19.95°)
OKLab	oklab(39.3% 0.132 0.0386)
OKLCH	oklch(39.3% 0.137 16.3)
XYZ	xyz(9.4959, 5.3007, 2.8082)
Luminance	0.0530 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#7F172B #177F6B

analogous

#7F175F #7F172B #7F3717

triadic

#7F172B #2B7F17 #172B7F

tetradic

#7F172B #5F7F17 #177F6B #37177F

square

#7F172B #5F7F17 #177F6B #37177F

split-complementary

#7F172B #177F37 #175F7F

monochromatic

#1A0509 #4B0E19 #7F172B #B3203D #DB3656

Accessibility & contrast

On white

10.20

#7F172B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.06

#7F172B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #7F172B

10.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##7F172B	#FFFFFF	#000000	##FFFFFF
##7F172B	1.00	10.20	2.06	10.20
#FFFFFF	10.20	1.00	21.00	1.00
#000000	2.06	21.00	1.00	21.00
##FFFFFF	10.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#36332B

Deuteranopia (green-blind)

#504928

Tritanopia (blue-blind)

#8C0020

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #7f172b;
/* rgb */ color: rgb(127, 23, 43);
/* oklch */ color: oklch(39.3% 0.137 16.3);

Tailwind

colors: {
  custom: {
    50: '#ab6064',
    500: '#7f172b',
    950: '#000000',
  },
}

SCSS

$custom: #7f172b;
$custom-light: #ab6064;
$custom-dark: #000000;

JSON

{
  "hex": "#7f172b",
  "rgb": {
    "r": 127,
    "g": 23,
    "b": 43
  },
  "hsl": {
    "h": 348.462,
    "s": 69.333,
    "l": 29.412
  },
  "oklch": {
    "l": 0.39296,
    "c": 0.13748,
    "h": 16.3
  },
  "luminance": 0.05299
}

Semantic roles & 50–950 ramp

primary

#7F172B

secondary

#3EB49D

accent

#ECCA3C

background

#FBF5F5

surface

#F6EAEA

border

#D0C6C6

text

#110505

muted

#807979

Preview Lab

Preview with #7F172B

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

Preview Lab → · Contrast checker → · Palette generator →