#B12E28#B12E28

#B12E28 is a mid, vivid red. Relative luminance 0.115; OKLCH L 50.6% C 0.169 H 27.6°. Best body text is #FFFFFF at 6.38:1 contrast (WCAG AA passes).

Color values

HEX	#B12E28
RGB	rgb(177, 46, 40)
HSL	hsl(3, 63%, 43%)
HSV	hsv(3, 77%, 69%)
CMYK	cmyk(0%, 74%, 77.4%, 30.6%)
CIE-LAB	lab(40.34, 52.02, 35.47)
CIE-LCH	lch(40.34, 62.96, 34.29°)
OKLab	oklab(50.57% 0.1495 0.0783)
OKLCH	oklch(50.57% 0.169 27.6)
XYZ	xyz(19.4937, 11.4573, 3.1921)
Luminance	0.1145 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B12E28 #28ABB1

analogous

#B12866 #B12E28 #B17328

triadic

#B12E28 #28B12E #2E28B1

tetradic

#B12E28 #66B128 #28ABB1 #7328B1

square

#B12E28 #66B128 #28ABB1 #7328B1

split-complementary

#B12E28 #28B173 #2866B1

monochromatic

#4D1411 #7F211D #B12E28 #D44842 #E07974

Accessibility & contrast

On white

6.38

#B12E28 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.29

#B12E28 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B12E28

6.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B12E28	#FFFFFF	#000000	##FFFFFF
##B12E28	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)

#554D26

Deuteranopia (green-blind)

#766923

Tritanopia (blue-blind)

#C3002E

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #b12e28;
/* rgb */ color: rgb(177, 46, 40);
/* oklch */ color: oklch(50.6% 0.169 27.6);

Tailwind

colors: {
  custom: {
    50: '#d17163',
    500: '#b12e28',
    950: '#000000',
  },
}

SCSS

$custom: #b12e28;
$custom-light: #d17163;
$custom-dark: #000000;

JSON

{
  "hex": "#b12e28",
  "rgb": {
    "r": 177,
    "g": 46,
    "b": 40
  },
  "hsl": {
    "h": 2.628,
    "s": 63.134,
    "l": 42.549
  },
  "oklch": {
    "l": 0.50571,
    "c": 0.16872,
    "h": 27.6
  },
  "luminance": 0.11454
}

Semantic roles & 50–950 ramp

primary

#B12E28

secondary

#6EC3C7

accent

#DFE642

background

#FEF7F5

surface

#FCEDEA

border

#D5C8C6

text

#160805

muted

#847B79

Preview Lab

Preview with #B12E28

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

Preview Lab → · Contrast checker → · Palette generator →