#7B1810#7B1810

#7B1810 is a dark, vivid red. Relative luminance 0.049; OKLCH L 38.2% C 0.135 H 29.5°. Best body text is #FFFFFF at 10.60:1 contrast (WCAG AA passes).

Color values

HEX	#7B1810
RGB	rgb(123, 24, 16)
HSL	hsl(4, 77%, 27%)
HSV	hsv(4, 87%, 48%)
CMYK	cmyk(0%, 80.5%, 87%, 51.8%)
CIE-LAB	lab(26.46, 41.38, 31.54)
CIE-LCH	lch(26.46, 52.03, 37.32°)
OKLab	oklab(38.19% 0.1174 0.0664)
OKLCH	oklch(38.19% 0.135 29.5)
XYZ	xyz(8.5896, 4.9030, 0.9842)
Luminance	0.0490 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#7B1810 #10737B

analogous

#7B103E #7B1810 #7B4E10

triadic

#7B1810 #107B18 #18107B

tetradic

#7B1810 #3E7B10 #10737B #4E107B

square

#7B1810 #3E7B10 #10737B #4E107B

split-complementary

#7B1810 #107B4E #103E7B

monochromatic

#1B0504 #450D09 #7B1810 #B12317 #E23123

Accessibility & contrast

On white

10.60

#7B1810 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.98

#7B1810 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #7B1810

10.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##7B1810	#FFFFFF	#000000	##FFFFFF
##7B1810	1.00	10.60	1.98	10.60
#FFFFFF	10.60	1.00	21.00	1.00
#000000	1.98	21.00	1.00	21.00
##FFFFFF	10.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#37310E

Deuteranopia (green-blind)

#50460A

Tritanopia (blue-blind)

#880017

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #7b1810;
/* rgb */ color: rgb(123, 24, 16);
/* oklch */ color: oklch(38.2% 0.135 29.5);

Tailwind

colors: {
  custom: {
    50: '#aa5f4f',
    500: '#7b1810',
    950: '#000000',
  },
}

SCSS

$custom: #7b1810;
$custom-light: #aa5f4f;
$custom-dark: #000000;

JSON

{
  "hex": "#7b1810",
  "rgb": {
    "r": 123,
    "g": 24,
    "b": 16
  },
  "hsl": {
    "h": 4.486,
    "s": 76.978,
    "l": 27.255
  },
  "oklch": {
    "l": 0.38193,
    "c": 0.13488,
    "h": 29.5
  },
  "luminance": 0.04902
}

Semantic roles & 50–950 ramp

primary

#7B1810

secondary

#35A8B2

accent

#E5F434

background

#FBF5F4

surface

#F6EAE7

border

#D0C6C3

text

#120502

muted

#817978

Preview Lab

Preview with #7B1810

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

Preview Lab → · Contrast checker → · Palette generator →