#B2190D#B2190D

#B2190D is a mid, vivid red. Relative luminance 0.102; OKLCH L 48.9% C 0.187 H 29.8°. Best body text is #FFFFFF at 6.91:1 contrast (WCAG AA passes).

Color values

HEX	#B2190D
RGB	rgb(178, 25, 13)
HSL	hsl(4, 86%, 37%)
HSV	hsv(4, 93%, 70%)
CMYK	cmyk(0%, 86%, 92.7%, 30.2%)
CIE-LAB	lab(38.19, 57.68, 47.03)
CIE-LCH	lch(38.19, 74.42, 39.19°)
OKLab	oklab(48.94% 0.1624 0.0931)
OKLCH	oklch(48.94% 0.187 29.8)
XYZ	xyz(18.7828, 10.1925, 1.3591)
Luminance	0.1019 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B2190D #0DA6B2

analogous

#B20D53 #B2190D #B26C0D

triadic

#B2190D #0DB219 #190DB2

tetradic

#B2190D #53B20D #0DA6B2 #6C0DB2

square

#B2190D #53B20D #0DA6B2 #6C0DB2

split-complementary

#B2190D #0DB26C #0D53B2

monochromatic

#400905 #791109 #B2190D #EB2111 #F25448

Accessibility & contrast

On white

6.91

#B2190D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.04

#B2190D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B2190D

6.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B2190D	#FFFFFF	#000000	##FFFFFF
##B2190D	1.00	6.91	3.04	6.91
#FFFFFF	6.91	1.00	21.00	1.00
#000000	3.04	21.00	1.00	21.00
##FFFFFF	6.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F4507

Deuteranopia (green-blind)

#736500

Tritanopia (blue-blind)

#C5001A

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #b2190d;
/* rgb */ color: rgb(178, 25, 13);
/* oklch */ color: oklch(48.9% 0.187 29.8);

Tailwind

colors: {
  custom: {
    50: '#d46951',
    500: '#b2190d',
    950: '#000000',
  },
}

SCSS

$custom: #b2190d;
$custom-light: #d46951;
$custom-dark: #000000;

JSON

{
  "hex": "#b2190d",
  "rgb": {
    "r": 178,
    "g": 25,
    "b": 13
  },
  "hsl": {
    "h": 4.364,
    "s": 86.387,
    "l": 37.451
  },
  "oklch": {
    "l": 0.48938,
    "c": 0.18716,
    "h": 29.8
  },
  "luminance": 0.10189
}

Semantic roles & 50–950 ramp

primary

#B2190D

secondary

#49C8D2

accent

#EDFD2B

background

#FEF6F4

surface

#FDECE7

border

#D5C7C3

text

#170702

muted

#857A78

Preview Lab

Preview with #B2190D

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

Preview Lab → · Contrast checker → · Palette generator →