#B12827#B12827

#B12827 is a mid, vivid red. Relative luminance 0.110; OKLCH L 50.0% C 0.174 H 26.5°. Best body text is #FFFFFF at 6.56:1 contrast (WCAG AA passes).

Color values

HEX	#B12827
RGB	rgb(177, 40, 39)
HSL	hsl(0, 64%, 42%)
HSV	hsv(0, 78%, 69%)
CMYK	cmyk(0%, 77.4%, 78%, 30.6%)
CIE-LAB	lab(39.60, 54.00, 35.26)
CIE-LCH	lch(39.60, 64.49, 33.14°)
OKLab	oklab(50.02% 0.1555 0.0775)
OKLCH	oklch(50.02% 0.174 26.5)
XYZ	xyz(19.2588, 11.0142, 3.0310)
Luminance	0.1101 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B12827 #27B0B1

analogous

#B1276B #B12827 #B16D27

triadic

#B12827 #27B128 #2827B1

tetradic

#B12827 #6BB127 #27B0B1 #6D27B1

square

#B12827 #6BB127 #27B0B1 #6D27B1

split-complementary

#B12827 #27B16D #276BB1

monochromatic

#4D1111 #7F1D1C #B12827 #D54140 #E07372

Accessibility & contrast

On white

6.56

#B12827 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.20

#B12827 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B12827

6.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B12827	#FFFFFF	#000000	##FFFFFF
##B12827	1.00	6.56	3.20	6.56
#FFFFFF	6.56	1.00	21.00	1.00
#000000	3.20	21.00	1.00	21.00
##FFFFFF	6.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#524A25

Deuteranopia (green-blind)

#746821

Tritanopia (blue-blind)

#C3002A

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #b12827;
/* rgb */ color: rgb(177, 40, 39);
/* oklch */ color: oklch(50.0% 0.174 26.5);

Tailwind

colors: {
  custom: {
    50: '#d16e62',
    500: '#b12827',
    950: '#000000',
  },
}

SCSS

$custom: #b12827;
$custom-light: #d16e62;
$custom-dark: #000000;

JSON

{
  "hex": "#b12827",
  "rgb": {
    "r": 177,
    "g": 40,
    "b": 39
  },
  "hsl": {
    "h": 0.435,
    "s": 63.889,
    "l": 42.353
  },
  "oklch": {
    "l": 0.5002,
    "c": 0.17376,
    "h": 26.5
  },
  "luminance": 0.11011
}

Semantic roles & 50–950 ramp

primary

#B12827

secondary

#6DC6C7

accent

#E6E741

background

#FEF7F5

surface

#FCEDEA

border

#D5C8C6

text

#160805

muted

#847B79

Preview Lab

Preview with #B12827

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

Preview Lab → · Contrast checker → · Palette generator →