#B12E2B#B12E2B

#B12E2B is a mid, vivid red. Relative luminance 0.115; OKLCH L 50.6% C 0.168 H 26.6°. Best body text is #FFFFFF at 6.37:1 contrast (WCAG AA passes).

Color values

HEX	#B12E2B
RGB	rgb(177, 46, 43)
HSL	hsl(1, 61%, 43%)
HSV	hsv(1, 76%, 69%)
CMYK	cmyk(0%, 74%, 75.7%, 30.6%)
CIE-LAB	lab(40.38, 52.14, 33.78)
CIE-LCH	lch(40.38, 62.12, 32.94°)
OKLab	oklab(50.61% 0.1505 0.0754)
OKLCH	oklch(50.61% 0.168 26.6)
XYZ	xyz(19.5468, 11.4785, 3.4714)
Luminance	0.1148 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B12E2B #2BAEB1

analogous

#B12B6B #B12E2B #B1712B

triadic

#B12E2B #2BB12E #2E2BB1

tetradic

#B12E2B #6BB12B #2BAEB1 #712BB1

square

#B12E2B #6BB12B #2BAEB1 #712BB1

split-complementary

#B12E2B #2BB171 #2B6BB1

monochromatic

#4F1413 #80211F #B12E2B #D24A47 #DE7A78

Accessibility & contrast

On white

6.37

#B12E2B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.30

#B12E2B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B12E2B

6.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B12E2B	#FFFFFF	#000000	##FFFFFF
##B12E2B	1.00	6.37	3.30	6.37
#FFFFFF	6.37	1.00	21.00	1.00
#000000	3.30	21.00	1.00	21.00
##FFFFFF	6.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#554D29

Deuteranopia (green-blind)

#756926

Tritanopia (blue-blind)

#C3002F

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #b12e2b;
/* rgb */ color: rgb(177, 46, 43);
/* oklch */ color: oklch(50.6% 0.168 26.6);

Tailwind

colors: {
  custom: {
    50: '#d17165',
    500: '#b12e2b',
    950: '#000000',
  },
}

SCSS

$custom: #b12e2b;
$custom-light: #d17165;
$custom-dark: #000000;

JSON

{
  "hex": "#b12e2b",
  "rgb": {
    "r": 177,
    "g": 46,
    "b": 43
  },
  "hsl": {
    "h": 1.343,
    "s": 60.909,
    "l": 43.137
  },
  "oklch": {
    "l": 0.50608,
    "c": 0.16831,
    "h": 26.6
  },
  "luminance": 0.11476
}

Semantic roles & 50–950 ramp

primary

#B12E2B

secondary

#72C4C6

accent

#E0E444

background

#FEF7F6

surface

#FCEDEB

border

#D5C8C6

text

#160805

muted

#847B7A

Preview Lab

Preview with #B12E2B

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

Preview Lab → · Contrast checker → · Palette generator →