#B13530#B13530

#B13530 is a mid, vivid red. Relative luminance 0.121; OKLCH L 51.4% C 0.161 H 26.8°. Best body text is #FFFFFF at 6.14:1 contrast (WCAG AA passes).

Color values

HEX	#B13530
RGB	rgb(177, 53, 48)
HSL	hsl(2, 57%, 44%)
HSV	hsv(2, 73%, 69%)
CMYK	cmyk(0%, 70.1%, 72.9%, 30.6%)
CIE-LAB	lab(41.39, 49.73, 32.00)
CIE-LCH	lch(41.39, 59.14, 32.76°)
OKLab	oklab(51.39% 0.144 0.0727)
OKLCH	oklch(51.39% 0.161 26.8)
XYZ	xyz(19.9403, 12.1097, 4.0832)
Luminance	0.1211 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B13530 #30ACB1

analogous

#B1306B #B13530 #B17630

triadic

#B13530 #30B135 #3530B1

tetradic

#B13530 #6BB130 #30ACB1 #7630B1

square

#B13530 #6BB130 #30ACB1 #7630B1

split-complementary

#B13530 #30B176 #306BB1

monochromatic

#511816 #812723 #B13530 #CF544F #DC837F

Accessibility & contrast

On white

6.14

#B13530 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.42

#B13530 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B13530

6.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B13530	#FFFFFF	#000000	##FFFFFF
##B13530	1.00	6.14	3.42	6.14
#FFFFFF	6.14	1.00	21.00	1.00
#000000	3.42	21.00	1.00	21.00
##FFFFFF	6.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#58512E

Deuteranopia (green-blind)

#776B2C

Tritanopia (blue-blind)

#C30A35

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #b13530;
/* rgb */ color: rgb(177, 53, 48);
/* oklch */ color: oklch(51.4% 0.161 26.8);

Tailwind

colors: {
  custom: {
    50: '#d07469',
    500: '#b13530',
    950: '#000000',
  },
}

SCSS

$custom: #b13530;
$custom-light: #d07469;
$custom-dark: #000000;

JSON

{
  "hex": "#b13530",
  "rgb": {
    "r": 177,
    "g": 53,
    "b": 48
  },
  "hsl": {
    "h": 2.326,
    "s": 57.333,
    "l": 44.118
  },
  "oklch": {
    "l": 0.51386,
    "c": 0.16126,
    "h": 26.8
  },
  "luminance": 0.12107
}

Semantic roles & 50–950 ramp

primary

#B13530

secondary

#78C2C5

accent

#DBE147

background

#FDF7F6

surface

#FBEDEB

border

#D4C8C6

text

#150906

muted

#837B7A

Preview Lab

Preview with #B13530

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

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