#B1283C#B1283C

#B1283C is a mid, vivid red. Relative luminance 0.112; OKLCH L 50.3% C 0.172 H 18.5°. Best body text is #FFFFFF at 6.49:1 contrast (WCAG AA passes).

Color values

HEX	#B1283C
RGB	rgb(177, 40, 60)
HSL	hsl(351, 63%, 43%)
HSV	hsv(351, 77%, 69%)
CMYK	cmyk(0%, 77.4%, 66.1%, 30.6%)
CIE-LAB	lab(39.91, 54.97, 22.92)
CIE-LCH	lch(39.91, 59.56, 22.63°)
OKLab	oklab(50.34% 0.1632 0.0545)
OKLCH	oklch(50.34% 0.172 18.5)
XYZ	xyz(19.7080, 11.1939, 5.3970)
Luminance	0.1119 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1283C #28B19D

analogous

#B12880 #B1283C #B15928

triadic

#B1283C #3CB128 #283CB1

tetradic

#B1283C #80B128 #28B19D #5928B1

square

#B1283C #80B128 #28B19D #5928B1

split-complementary

#B1283C #28B159 #2880B1

monochromatic

#4D111A #7F1D2B #B1283C #D44257 #E07484

Accessibility & contrast

On white

6.49

#B1283C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.24

#B1283C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B1283C

6.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1283C	#FFFFFF	#000000	##FFFFFF
##B1283C	1.00	6.49	3.24	6.49
#FFFFFF	6.49	1.00	21.00	1.00
#000000	3.24	21.00	1.00	21.00
##FFFFFF	6.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#504C3C

Deuteranopia (green-blind)

#726838

Tritanopia (blue-blind)

#C20031

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #b1283c;
/* rgb */ color: rgb(177, 40, 60);
/* oklch */ color: oklch(50.3% 0.172 18.5);

Tailwind

colors: {
  custom: {
    50: '#d06f71',
    500: '#b1283c',
    950: '#000000',
  },
}

SCSS

$custom: #b1283c;
$custom-light: #d06f71;
$custom-dark: #000000;

JSON

{
  "hex": "#b1283c",
  "rgb": {
    "r": 177,
    "g": 40,
    "b": 60
  },
  "hsl": {
    "h": 351.241,
    "s": 63.134,
    "l": 42.549
  },
  "oklch": {
    "l": 0.5034,
    "c": 0.17205,
    "h": 18.5
  },
  "luminance": 0.11191
}

Semantic roles & 50–950 ramp

primary

#B1283C

secondary

#6EC7BA

accent

#E6CE42

background

#FDF7F6

surface

#FBEDEC

border

#D4C8C7

text

#150807

muted

#837B7A

Preview Lab

Preview with #B1283C

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

Preview Lab → · Contrast checker → · Palette generator →