#851730#851730

#851730 is a dark, vivid red. Relative luminance 0.058; OKLCH L 40.6% C 0.144 H 14.5°. Best body text is #FFFFFF at 9.71:1 contrast (WCAG AA passes).

Color values

HEX	#851730
RGB	rgb(133, 23, 48)
HSL	hsl(346, 71%, 31%)
HSV	hsv(346, 83%, 52%)
CMYK	cmyk(0%, 82.7%, 63.9%, 47.8%)
CIE-LAB	lab(28.94, 46.32, 14.72)
CIE-LCH	lch(28.94, 48.60, 17.63°)
OKLab	oklab(40.56% 0.139 0.0358)
OKLCH	oklch(40.56% 0.144 14.5)
XYZ	xyz(10.5139, 5.8143, 3.3644)
Luminance	0.0581 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#851730 #17856C

analogous

#851767 #851730 #853517

triadic

#851730 #308517 #173085

tetradic

#851730 #678517 #17856C #351785

square

#851730 #678517 #17856C #351785

split-complementary

#851730 #178535 #176785

monochromatic

#1D050A #510E1D #851730 #B92043 #DD3A5F

Accessibility & contrast

On white

9.71

#851730 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.16

#851730 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #851730

9.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##851730	#FFFFFF	#000000	##FFFFFF
##851730	1.00	9.71	2.16	9.71
#FFFFFF	9.71	1.00	21.00	1.00
#000000	2.16	21.00	1.00	21.00
##FFFFFF	9.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#373630

Deuteranopia (green-blind)

#534C2D

Tritanopia (blue-blind)

#920022

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #851730;
/* rgb */ color: rgb(133, 23, 48);
/* oklch */ color: oklch(40.6% 0.144 14.5);

Tailwind

colors: {
  custom: {
    50: '#af6168',
    500: '#851730',
    950: '#000000',
  },
}

SCSS

$custom: #851730;
$custom-light: #af6168;
$custom-dark: #000000;

JSON

{
  "hex": "#851730",
  "rgb": {
    "r": 133,
    "g": 23,
    "b": 48
  },
  "hsl": {
    "h": 346.364,
    "s": 70.513,
    "l": 30.588
  },
  "oklch": {
    "l": 0.40562,
    "c": 0.14357,
    "h": 14.5
  },
  "luminance": 0.05813
}

Semantic roles & 50–950 ramp

primary

#851730

secondary

#3FB99D

accent

#EDC53B

background

#FBF6F6

surface

#F6EBEB

border

#D0C6C6

text

#120506

muted

#817A7A

Preview Lab

Preview with #851730

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

Preview Lab → · Contrast checker → · Palette generator →