#B12529#B12529

#B12529 is a mid, vivid red. Relative luminance 0.108; OKLCH L 49.8% C 0.176 H 25.2°. Best body text is #FFFFFF at 6.63:1 contrast (WCAG AA passes).

Color values

HEX	#B12529
RGB	rgb(177, 37, 41)
HSL	hsl(358, 65%, 42%)
HSV	hsv(358, 79%, 69%)
CMYK	cmyk(0%, 79.1%, 76.8%, 30.6%)
CIE-LAB	lab(39.30, 55.00, 33.77)
CIE-LCH	lch(39.30, 64.54, 31.55°)
OKLab	oklab(49.8% 0.1591 0.0749)
OKLCH	oklch(49.8% 0.176 25.2)
XYZ	xyz(19.1956, 10.8334, 3.1777)
Luminance	0.1083 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B12529 #25B1AD

analogous

#B1256F #B12529 #B16725

triadic

#B12529 #29B125 #2529B1

tetradic

#B12529 #6FB125 #25B1AD #6725B1

square

#B12529 #6FB125 #25B1AD #6725B1

split-complementary

#B12529 #25B167 #256FB1

monochromatic

#4C1012 #7E1A1D #B12529 #D63D41 #E16F73

Accessibility & contrast

On white

6.63

#B12529 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.17

#B12529 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B12529

6.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B12529	#FFFFFF	#000000	##FFFFFF
##B12529	1.00	6.63	3.17	6.63
#FFFFFF	6.63	1.00	21.00	1.00
#000000	3.17	21.00	1.00	21.00
##FFFFFF	6.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#514927

Deuteranopia (green-blind)

#736723

Tritanopia (blue-blind)

#C30028

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #b12529;
/* rgb */ color: rgb(177, 37, 41);
/* oklch */ color: oklch(49.8% 0.176 25.2);

Tailwind

colors: {
  custom: {
    50: '#d16d63',
    500: '#b12529',
    950: '#000000',
  },
}

SCSS

$custom: #b12529;
$custom-light: #d16d63;
$custom-dark: #000000;

JSON

{
  "hex": "#b12529",
  "rgb": {
    "r": 177,
    "g": 37,
    "b": 41
  },
  "hsl": {
    "h": 358.286,
    "s": 65.421,
    "l": 41.961
  },
  "oklch": {
    "l": 0.498,
    "c": 0.17581,
    "h": 25.2
  },
  "luminance": 0.1083
}

Semantic roles & 50–950 ramp

primary

#B12529

secondary

#6AC8C5

accent

#E8E43F

background

#FEF7F5

surface

#FCEDEA

border

#D5C8C6

text

#160805

muted

#847B79

Preview Lab

Preview with #B12529

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

Preview Lab → · Contrast checker → · Palette generator →