#B22B30#B22B30

#B22B30 is a mid, vivid red. Relative luminance 0.114; OKLCH L 50.6% C 0.171 H 24.1°. Best body text is #FFFFFF at 6.40:1 contrast (WCAG AA passes).

Color values

HEX	#B22B30
RGB	rgb(178, 43, 48)
HSL	hsl(358, 61%, 43%)
HSV	hsv(358, 76%, 70%)
CMYK	cmyk(0%, 75.8%, 73%, 30.2%)
CIE-LAB	lab(40.26, 53.69, 30.75)
CIE-LCH	lch(40.26, 61.88, 29.80°)
OKLab	oklab(50.58% 0.1564 0.0699)
OKLCH	oklch(50.58% 0.171 24.1)
XYZ	xyz(19.7597, 11.4092, 3.9575)
Luminance	0.1141 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B22B30 #2BB2AD

analogous

#B22B73 #B22B30 #B2692B

triadic

#B22B30 #30B22B #2B30B2

tetradic

#B22B30 #73B22B #2BB2AD #692BB2

square

#B22B30 #73B22B #2BB2AD #692BB2

split-complementary

#B22B30 #2BB269 #2B73B2

monochromatic

#4F1315 #811F23 #B22B30 #D3484D #DF797D

Accessibility & contrast

On white

6.40

#B22B30 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.28

#B22B30 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B22B30

6.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B22B30	#FFFFFF	#000000	##FFFFFF
##B22B30	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)

#534C2F

Deuteranopia (green-blind)

#75692B

Tritanopia (blue-blind)

#C4002E

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #b22b30;
/* rgb */ color: rgb(178, 43, 48);
/* oklch */ color: oklch(50.6% 0.171 24.1);

Tailwind

colors: {
  custom: {
    50: '#d17068',
    500: '#b22b30',
    950: '#000000',
  },
}

SCSS

$custom: #b22b30;
$custom-light: #d17068;
$custom-dark: #000000;

JSON

{
  "hex": "#b22b30",
  "rgb": {
    "r": 178,
    "g": 43,
    "b": 48
  },
  "hsl": {
    "h": 357.778,
    "s": 61.086,
    "l": 43.333
  },
  "oklch": {
    "l": 0.50579,
    "c": 0.17127,
    "h": 24.1
  },
  "luminance": 0.11406
}

Semantic roles & 50–950 ramp

primary

#B22B30

secondary

#72C7C3

accent

#E4DE44

background

#FEF7F6

surface

#FCEDEB

border

#D5C8C6

text

#160806

muted

#847B7A

Preview Lab

Preview with #B22B30

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

Preview Lab → · Contrast checker → · Palette generator →