#B22B2F#B22B2F

#B22B2F is a mid, vivid red. Relative luminance 0.114; OKLCH L 50.6% C 0.171 H 24.5°. Best body text is #FFFFFF at 6.40:1 contrast (WCAG AA passes).

Color values

HEX	#B22B2F
RGB	rgb(178, 43, 47)
HSL	hsl(358, 61%, 43%)
HSV	hsv(358, 76%, 70%)
CMYK	cmyk(0%, 75.8%, 73.6%, 30.2%)
CIE-LAB	lab(40.25, 53.65, 31.33)
CIE-LCH	lch(40.25, 62.13, 30.29°)
OKLab	oklab(50.57% 0.156 0.071)
OKLCH	oklch(50.57% 0.171 24.5)
XYZ	xyz(19.7393, 11.4010, 3.8500)
Luminance	0.1140 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B22B2F #2BB2AE

analogous

#B22B72 #B22B2F #B26A2B

triadic

#B22B2F #2FB22B #2B2FB2

tetradic

#B22B2F #72B22B #2BB2AE #6A2BB2

square

#B22B2F #72B22B #2BB2AE #6A2BB2

split-complementary

#B22B2F #2BB26A #2B72B2

monochromatic

#4F1315 #811F22 #B22B2F #D3484C #DF797C

Accessibility & contrast

On white

6.40

#B22B2F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.28

#B22B2F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B22B2F

6.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B22B2F	#FFFFFF	#000000	##FFFFFF
##B22B2F	1.00	6.40	3.28	6.40
#FFFFFF	6.40	1.00	21.00	1.00
#000000	3.28	21.00	1.00	21.00
##FFFFFF	6.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#534C2E

Deuteranopia (green-blind)

#75692A

Tritanopia (blue-blind)

#C4002E

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #b22b2f;
/* rgb */ color: rgb(178, 43, 47);
/* oklch */ color: oklch(50.6% 0.171 24.5);

Tailwind

colors: {
  custom: {
    50: '#d27068',
    500: '#b22b2f',
    950: '#000000',
  },
}

SCSS

$custom: #b22b2f;
$custom-light: #d27068;
$custom-dark: #000000;

JSON

{
  "hex": "#b22b2f",
  "rgb": {
    "r": 178,
    "g": 43,
    "b": 47
  },
  "hsl": {
    "h": 358.222,
    "s": 61.086,
    "l": 43.333
  },
  "oklch": {
    "l": 0.50565,
    "c": 0.17138,
    "h": 24.5
  },
  "luminance": 0.11398
}

Semantic roles & 50–950 ramp

primary

#B22B2F

secondary

#72C7C4

accent

#E4DF44

background

#FEF7F6

surface

#FCEDEB

border

#D5C8C6

text

#160806

muted

#847B7A

Preview Lab

Preview with #B22B2F

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

Preview Lab → · Contrast checker → · Palette generator →