#7B1823#7B1823

#7B1823 is a dark, vivid red. Relative luminance 0.050; OKLCH L 38.4% C 0.133 H 20.6°. Best body text is #FFFFFF at 10.51:1 contrast (WCAG AA passes).

Color values

HEX	#7B1823
RGB	rgb(123, 24, 35)
HSL	hsl(353, 67%, 29%)
HSV	hsv(353, 80%, 48%)
CMYK	cmyk(0%, 80.5%, 71.5%, 51.8%)
CIE-LAB	lab(26.70, 42.15, 20.07)
CIE-LCH	lch(26.70, 46.69, 25.47°)
OKLab	oklab(38.45% 0.1242 0.0468)
OKLCH	oklch(38.45% 0.133 20.6)
XYZ	xyz(8.7994, 4.9869, 2.0890)
Luminance	0.0499 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#7B1823 #187B70

analogous

#7B1855 #7B1823 #7B3F18

triadic

#7B1823 #237B18 #18237B

tetradic

#7B1823 #557B18 #187B70 #3F187B

square

#7B1823 #557B18 #187B70 #3F187B

split-complementary

#7B1823 #187B3F #18557B

monochromatic

#1A0507 #480E14 #7B1823 #AE2232 #D83648

Accessibility & contrast

On white

10.51

#7B1823 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.00

#7B1823 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #7B1823

10.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##7B1823	#FFFFFF	#000000	##FFFFFF
##7B1823	1.00	10.51	2.00	10.51
#FFFFFF	10.51	1.00	21.00	1.00
#000000	2.00	21.00	1.00	21.00
##FFFFFF	10.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#363223

Deuteranopia (green-blind)

#4E4720

Tritanopia (blue-blind)

#88001D

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #7b1823;
/* rgb */ color: rgb(123, 24, 35);
/* oklch */ color: oklch(38.4% 0.133 20.6);

Tailwind

colors: {
  custom: {
    50: '#a85f5d',
    500: '#7b1823',
    950: '#000000',
  },
}

SCSS

$custom: #7b1823;
$custom-light: #a85f5d;
$custom-dark: #000000;

JSON

{
  "hex": "#7b1823",
  "rgb": {
    "r": 123,
    "g": 24,
    "b": 35
  },
  "hsl": {
    "h": 353.333,
    "s": 67.347,
    "l": 28.824
  },
  "oklch": {
    "l": 0.38449,
    "c": 0.13271,
    "h": 20.6
  },
  "luminance": 0.04986
}

Semantic roles & 50–950 ramp

primary

#7B1823

secondary

#3FB0A3

accent

#EAD73E

background

#FBF5F5

surface

#F6EAE9

border

#D0C6C5

text

#110504

muted

#807979

Preview Lab

Preview with #7B1823

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

Preview Lab → · Contrast checker → · Palette generator →