#B42D15#B42D15

#B42D15 is a mid, vivid red. Relative luminance 0.116; OKLCH L 50.8% C 0.175 H 32.3°. Best body text is #FFFFFF at 6.31:1 contrast (WCAG AA passes).

Color values

HEX	#B42D15
RGB	rgb(180, 45, 21)
HSL	hsl(9, 79%, 39%)
HSV	hsv(9, 88%, 71%)
CMYK	cmyk(0%, 75%, 88.3%, 29.4%)
CIE-LAB	lab(40.63, 52.78, 45.70)
CIE-LCH	lch(40.63, 69.81, 40.89°)
OKLab	oklab(50.84% 0.148 0.0937)
OKLCH	oklch(50.84% 0.175 32.3)
XYZ	xyz(19.8986, 11.6374, 1.9078)
Luminance	0.1163 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B42D15 #159CB4

analogous

#B4154C #B42D15 #B47D15

triadic

#B42D15 #15B42D #2D15B4

tetradic

#B42D15 #4CB415 #159CB4 #7D15B4

square

#B42D15 #4CB415 #159CB4 #7D15B4

split-complementary

#B42D15 #15B47D #154CB4

monochromatic

#461208 #7D1F0F #B42D15 #E53F21 #EC6E58

Accessibility & contrast

On white

6.31

#B42D15 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.33

#B42D15 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B42D15

6.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B42D15	#FFFFFF	#000000	##FFFFFF
##B42D15	1.00	6.31	3.33	6.31
#FFFFFF	6.31	1.00	21.00	1.00
#000000	3.33	21.00	1.00	21.00
##FFFFFF	6.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#574D0F

Deuteranopia (green-blind)

#786B0A

Tritanopia (blue-blind)

#C70029

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #b42d15;
/* rgb */ color: rgb(180, 45, 21);
/* oklch */ color: oklch(50.8% 0.175 32.3);

Tailwind

colors: {
  custom: {
    50: '#d57057',
    500: '#b42d15',
    950: '#000000',
  },
}

SCSS

$custom: #b42d15;
$custom-light: #d57057;
$custom-dark: #000000;

JSON

{
  "hex": "#b42d15",
  "rgb": {
    "r": 180,
    "g": 45,
    "b": 21
  },
  "hsl": {
    "h": 9.057,
    "s": 79.104,
    "l": 39.412
  },
  "oklch": {
    "l": 0.50844,
    "c": 0.17518,
    "h": 32.3
  },
  "luminance": 0.11634
}

Semantic roles & 50–950 ramp

primary

#B42D15

secondary

#56BCCF

accent

#D8F632

background

#FEF7F5

surface

#FDEDE9

border

#D5C8C5

text

#160803

muted

#847B78

Preview Lab

Preview with #B42D15

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

Preview Lab → · Contrast checker → · Palette generator →