#B42715#B42715

#B42715 is a mid, vivid red. Relative luminance 0.112; OKLCH L 50.3% C 0.180 H 30.9°. Best body text is #FFFFFF at 6.48:1 contrast (WCAG AA passes).

Color values

HEX	#B42715
RGB	rgb(180, 39, 21)
HSL	hsl(7, 79%, 39%)
HSV	hsv(7, 88%, 71%)
CMYK	cmyk(0%, 78.3%, 88.3%, 29.4%)
CIE-LAB	lab(39.93, 54.73, 45.14)
CIE-LCH	lch(39.93, 70.95, 39.52°)
OKLab	oklab(50.32% 0.1541 0.0923)
OKLCH	oklch(50.32% 0.18 30.9)
XYZ	xyz(19.6857, 11.2117, 1.8369)
Luminance	0.1121 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B42715 #15A2B4

analogous

#B41553 #B42715 #B47615

triadic

#B42715 #15B427 #2715B4

tetradic

#B42715 #53B415 #15A2B4 #7615B4

square

#B42715 #53B415 #15A2B4 #7615B4

split-complementary

#B42715 #15B476 #1553B4

monochromatic

#460F08 #7D1B0F #B42715 #E53721 #EC6958

Accessibility & contrast

On white

6.48

#B42715 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.24

#B42715 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B42715

6.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B42715	#FFFFFF	#000000	##FFFFFF
##B42715	1.00	6.48	3.24	6.48
#FFFFFF	6.48	1.00	21.00	1.00
#000000	3.24	21.00	1.00	21.00
##FFFFFF	6.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#544A10

Deuteranopia (green-blind)

#776909

Tritanopia (blue-blind)

#C70025

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #b42715;
/* rgb */ color: rgb(180, 39, 21);
/* oklch */ color: oklch(50.3% 0.180 30.9);

Tailwind

colors: {
  custom: {
    50: '#d56e56',
    500: '#b42715',
    950: '#000000',
  },
}

SCSS

$custom: #b42715;
$custom-light: #d56e56;
$custom-dark: #000000;

JSON

{
  "hex": "#b42715",
  "rgb": {
    "r": 180,
    "g": 39,
    "b": 21
  },
  "hsl": {
    "h": 6.792,
    "s": 79.104,
    "l": 39.412
  },
  "oklch": {
    "l": 0.50323,
    "c": 0.17963,
    "h": 30.9
  },
  "luminance": 0.11208
}

Semantic roles & 50–950 ramp

primary

#B42715

secondary

#56C1CF

accent

#DFF632

background

#FEF7F5

surface

#FDEDE9

border

#D5C8C5

text

#160803

muted

#847B78

Preview Lab

Preview with #B42715

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

Preview Lab → · Contrast checker → · Palette generator →