#B2313D#B2313D

#B2313D is a mid, vivid red. Relative luminance 0.120; OKLCH L 51.4% C 0.165 H 20.2°. Best body text is #FFFFFF at 6.18:1 contrast (WCAG AA passes).

Color values

HEX	#B2313D
RGB	rgb(178, 49, 61)
HSL	hsl(354, 57%, 45%)
HSV	hsv(354, 72%, 70%)
CMYK	cmyk(0%, 72.5%, 65.7%, 30.2%)
CIE-LAB	lab(41.22, 52.26, 24.00)
CIE-LCH	lch(41.22, 57.51, 24.67°)
OKLab	oklab(51.36% 0.1546 0.057)
OKLCH	oklch(51.36% 0.165 20.2)
XYZ	xyz(20.3029, 12.0015, 5.6614)
Luminance	0.1200 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B2313D #31B2A6

analogous

#B2317D #B2313D #B26631

triadic

#B2313D #3DB231 #313DB2

tetradic

#B2313D #7DB231 #31B2A6 #6631B2

square

#B2313D #7DB231 #31B2A6 #6631B2

split-complementary

#B2313D #31B266 #317DB2

monochromatic

#52171C #82242D #B2313D #CF515D #DC818A

Accessibility & contrast

On white

6.18

#B2313D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.40

#B2313D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B2313D

6.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B2313D	#FFFFFF	#000000	##FFFFFF
##B2313D	1.00	6.18	3.40	6.18
#FFFFFF	6.18	1.00	21.00	1.00
#000000	3.40	21.00	1.00	21.00
##FFFFFF	6.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#55503C

Deuteranopia (green-blind)

#756B39

Tritanopia (blue-blind)

#C30236

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #b2313d;
/* rgb */ color: rgb(178, 49, 61);
/* oklch */ color: oklch(51.4% 0.165 20.2);

Tailwind

colors: {
  custom: {
    50: '#d07372',
    500: '#b2313d',
    950: '#000000',
  },
}

SCSS

$custom: #b2313d;
$custom-light: #d07372;
$custom-dark: #000000;

JSON

{
  "hex": "#b2313d",
  "rgb": {
    "r": 178,
    "g": 49,
    "b": 61
  },
  "hsl": {
    "h": 354.419,
    "s": 56.828,
    "l": 44.51
  },
  "oklch": {
    "l": 0.51355,
    "c": 0.16477,
    "h": 20.2
  },
  "luminance": 0.11999
}

Semantic roles & 50–950 ramp

primary

#B2313D

secondary

#79C5BE

accent

#E0D248

background

#FDF7F6

surface

#FBEDEC

border

#D4C8C7

text

#150908

muted

#837B7B

Preview Lab

Preview with #B2313D

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

Preview Lab → · Contrast checker → · Palette generator →