#B12E23#B12E23

#B12E23 is a mid, vivid red. Relative luminance 0.114; OKLCH L 50.5% C 0.169 H 29.2°. Best body text is #FFFFFF at 6.39:1 contrast (WCAG AA passes).

Color values

HEX	#B12E23
RGB	rgb(177, 46, 35)
HSL	hsl(5, 67%, 42%)
HSV	hsv(5, 80%, 69%)
CMYK	cmyk(0%, 74%, 80.2%, 30.6%)
CIE-LAB	lab(40.29, 51.84, 38.21)
CIE-LCH	lch(40.29, 64.40, 36.39°)
OKLab	oklab(50.52% 0.1479 0.0827)
OKLCH	oklch(50.52% 0.169 29.2)
XYZ	xyz(19.4141, 11.4255, 2.7729)
Luminance	0.1142 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B12E23 #23A6B1

analogous

#B1235F #B12E23 #B17523

triadic

#B12E23 #23B12E #2E23B1

tetradic

#B12E23 #5FB123 #23A6B1 #7523B1

square

#B12E23 #5FB123 #23A6B1 #7523B1

split-complementary

#B12E23 #23B175 #235FB1

monochromatic

#4B130F #7E2119 #B12E23 #D84639 #E2766C

Accessibility & contrast

On white

6.39

#B12E23 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.28

#B12E23 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B12E23

6.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B12E23	#FFFFFF	#000000	##FFFFFF
##B12E23	1.00	6.39	3.28	6.39
#FFFFFF	6.39	1.00	21.00	1.00
#000000	3.28	21.00	1.00	21.00
##FFFFFF	6.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#564D20

Deuteranopia (green-blind)

#76691D

Tritanopia (blue-blind)

#C3002D

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #b12e23;
/* rgb */ color: rgb(177, 46, 35);
/* oklch */ color: oklch(50.5% 0.169 29.2);

Tailwind

colors: {
  custom: {
    50: '#d1715f',
    500: '#b12e23',
    950: '#000000',
  },
}

SCSS

$custom: #b12e23;
$custom-light: #d1715f;
$custom-dark: #000000;

JSON

{
  "hex": "#b12e23",
  "rgb": {
    "r": 177,
    "g": 46,
    "b": 35
  },
  "hsl": {
    "h": 4.648,
    "s": 66.981,
    "l": 41.569
  },
  "oklch": {
    "l": 0.50516,
    "c": 0.16944,
    "h": 29.2
  },
  "luminance": 0.11422
}

Semantic roles & 50–950 ramp

primary

#B12E23

secondary

#68C1C8

accent

#DDEA3E

background

#FEF7F5

surface

#FCEDE9

border

#D5C8C5

text

#160804

muted

#847B79

Preview Lab

Preview with #B12E23

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

Preview Lab → · Contrast checker → · Palette generator →