#B13630#B13630

#B13630 is a mid, vivid red. Relative luminance 0.122; OKLCH L 51.5% C 0.160 H 27.1°. Best body text is #FFFFFF at 6.11:1 contrast (WCAG AA passes).

Color values

HEX	#B13630
RGB	rgb(177, 54, 48)
HSL	hsl(3, 57%, 44%)
HSV	hsv(3, 73%, 69%)
CMYK	cmyk(0%, 69.5%, 72.9%, 30.6%)
CIE-LAB	lab(41.54, 49.33, 32.17)
CIE-LCH	lch(41.54, 58.89, 33.11°)
OKLab	oklab(51.5% 0.1427 0.0731)
OKLCH	oklch(51.5% 0.16 27.1)
XYZ	xyz(19.9863, 12.2018, 4.0985)
Luminance	0.1220 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B13630 #30ABB1

analogous

#B1306B #B13630 #B17730

triadic

#B13630 #30B136 #3630B1

tetradic

#B13630 #6BB130 #30ABB1 #7730B1

square

#B13630 #6BB130 #30ABB1 #7730B1

split-complementary

#B13630 #30B177 #306BB1

monochromatic

#511916 #812723 #B13630 #CF554F #DC837F

Accessibility & contrast

On white

6.11

#B13630 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.44

#B13630 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B13630

6.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B13630	#FFFFFF	#000000	##FFFFFF
##B13630	1.00	6.11	3.44	6.11
#FFFFFF	6.11	1.00	21.00	1.00
#000000	3.44	21.00	1.00	21.00
##FFFFFF	6.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#59512E

Deuteranopia (green-blind)

#786C2C

Tritanopia (blue-blind)

#C30E36

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #b13630;
/* rgb */ color: rgb(177, 54, 48);
/* oklch */ color: oklch(51.5% 0.160 27.1);

Tailwind

colors: {
  custom: {
    50: '#d07569',
    500: '#b13630',
    950: '#000000',
  },
}

SCSS

$custom: #b13630;
$custom-light: #d07569;
$custom-dark: #000000;

JSON

{
  "hex": "#b13630",
  "rgb": {
    "r": 177,
    "g": 54,
    "b": 48
  },
  "hsl": {
    "h": 2.791,
    "s": 57.333,
    "l": 44.118
  },
  "oklch": {
    "l": 0.51495,
    "c": 0.16031,
    "h": 27.1
  },
  "luminance": 0.12199
}

Semantic roles & 50–950 ramp

primary

#B13630

secondary

#78C2C5

accent

#D9E147

background

#FDF7F6

surface

#FBEDEB

border

#D4C8C6

text

#150906

muted

#837B7A

Preview Lab

Preview with #B13630

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

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