#B22B35#B22B35

#B22B35 is a mid, vivid red. Relative luminance 0.115; OKLCH L 50.7% C 0.171 H 22.1°. Best body text is #FFFFFF at 6.38:1 contrast (WCAG AA passes).

Color values

HEX	#B22B35
RGB	rgb(178, 43, 53)
HSL	hsl(356, 61%, 43%)
HSV	hsv(356, 76%, 70%)
CMYK	cmyk(0%, 75.8%, 70.2%, 30.2%)
CIE-LAB	lab(40.33, 53.93, 27.81)
CIE-LCH	lch(40.33, 60.68, 27.28°)
OKLab	oklab(50.65% 0.1582 0.0644)
OKLCH	oklch(50.65% 0.171 22.1)
XYZ	xyz(19.8688, 11.4528, 4.5319)
Luminance	0.1145 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B22B35 #2BB2A8

analogous

#B22B78 #B22B35 #B2652B

triadic

#B22B35 #35B22B #2B35B2

tetradic

#B22B35 #78B22B #2BB2A8 #652BB2

square

#B22B35 #78B22B #2BB2A8 #652BB2

split-complementary

#B22B35 #2BB265 #2B78B2

monochromatic

#4F1318 #811F26 #B22B35 #D34852 #DF7980

Accessibility & contrast

On white

6.38

#B22B35 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.29

#B22B35 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B22B35

6.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B22B35	#FFFFFF	#000000	##FFFFFF
##B22B35	1.00	6.38	3.29	6.38
#FFFFFF	6.38	1.00	21.00	1.00
#000000	3.29	21.00	1.00	21.00
##FFFFFF	6.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#534D34

Deuteranopia (green-blind)

#746931

Tritanopia (blue-blind)

#C40030

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #b22b35;
/* rgb */ color: rgb(178, 43, 53);
/* oklch */ color: oklch(50.7% 0.171 22.1);

Tailwind

colors: {
  custom: {
    50: '#d1706c',
    500: '#b22b35',
    950: '#000000',
  },
}

SCSS

$custom: #b22b35;
$custom-light: #d1706c;
$custom-dark: #000000;

JSON

{
  "hex": "#b22b35",
  "rgb": {
    "r": 178,
    "g": 43,
    "b": 53
  },
  "hsl": {
    "h": 355.556,
    "s": 61.086,
    "l": 43.333
  },
  "oklch": {
    "l": 0.50655,
    "c": 0.17081,
    "h": 22.1
  },
  "luminance": 0.1145
}

Semantic roles & 50–950 ramp

primary

#B22B35

secondary

#72C7C0

accent

#E4D844

background

#FDF7F6

surface

#FBEDEB

border

#D4C8C6

text

#160807

muted

#847B7A

Preview Lab

Preview with #B22B35

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

Preview Lab → · Contrast checker → · Palette generator →