#B22C27#B22C27

#B22C27 is a mid, vivid red. Relative luminance 0.114; OKLCH L 50.6% C 0.172 H 27.5°. Best body text is #FFFFFF at 6.40:1 contrast (WCAG AA passes).

Color values

HEX	#B22C27
RGB	rgb(178, 44, 39)
HSL	hsl(2, 64%, 43%)
HSV	hsv(2, 78%, 70%)
CMYK	cmyk(0%, 75.3%, 78.1%, 30.2%)
CIE-LAB	lab(40.27, 52.99, 36.02)
CIE-LCH	lch(40.27, 64.08, 34.21°)
OKLab	oklab(50.55% 0.1522 0.0791)
OKLCH	oklch(50.55% 0.172 27.5)
XYZ	xyz(19.6293, 11.4159, 3.0890)
Luminance	0.1141 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B22C27 #27ADB2

analogous

#B22768 #B22C27 #B27127

triadic

#B22C27 #27B22C #2C27B2

tetradic

#B22C27 #68B227 #27ADB2 #7127B2

square

#B22C27 #68B227 #27ADB2 #7127B2

split-complementary

#B22C27 #27B271 #2768B2

monochromatic

#4E1311 #80201C #B22C27 #D54641 #E07773

Accessibility & contrast

On white

6.40

#B22C27 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.28

#B22C27 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B22C27

6.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B22C27	#FFFFFF	#000000	##FFFFFF
##B22C27	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)

#554C25

Deuteranopia (green-blind)

#766921

Tritanopia (blue-blind)

#C4002C

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #b22c27;
/* rgb */ color: rgb(178, 44, 39);
/* oklch */ color: oklch(50.6% 0.172 27.5);

Tailwind

colors: {
  custom: {
    50: '#d27062',
    500: '#b22c27',
    950: '#000000',
  },
}

SCSS

$custom: #b22c27;
$custom-light: #d27062;
$custom-dark: #000000;

JSON

{
  "hex": "#b22c27",
  "rgb": {
    "r": 178,
    "g": 44,
    "b": 39
  },
  "hsl": {
    "h": 2.158,
    "s": 64.055,
    "l": 42.549
  },
  "oklch": {
    "l": 0.50552,
    "c": 0.17154,
    "h": 27.5
  },
  "luminance": 0.11413
}

Semantic roles & 50–950 ramp

primary

#B22C27

secondary

#6DC4C8

accent

#E1E741

background

#FEF7F5

surface

#FCEDEA

border

#D5C8C6

text

#160805

muted

#847B79

Preview Lab

Preview with #B22C27

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

Preview Lab → · Contrast checker → · Palette generator →