#B43515#B43515

#B43515 is a mid, vivid red. Relative luminance 0.123; OKLCH L 51.6% C 0.169 H 34.5°. Best body text is #FFFFFF at 6.07:1 contrast (WCAG AA passes).

Color values

HEX	#B43515
RGB	rgb(180, 53, 21)
HSL	hsl(12, 79%, 39%)
HSV	hsv(12, 88%, 71%)
CMYK	cmyk(0%, 70.6%, 88.3%, 29.4%)
CIE-LAB	lab(41.70, 49.84, 46.54)
CIE-LCH	lch(41.70, 68.19, 43.04°)
OKLab	oklab(51.64% 0.139 0.0957)
OKLCH	oklch(51.64% 0.169 34.5)
XYZ	xyz(20.2333, 12.3068, 2.0194)
Luminance	0.1230 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B43515 #1594B4

analogous

#B41545 #B43515 #B48415

triadic

#B43515 #15B435 #3515B4

tetradic

#B43515 #45B415 #1594B4 #8415B4

square

#B43515 #45B415 #1594B4 #8415B4

split-complementary

#B43515 #15B484 #1545B4

monochromatic

#461508 #7D250F #B43515 #E54921 #EC7658

Accessibility & contrast

On white

6.07

#B43515 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.46

#B43515 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B43515

6.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B43515	#FFFFFF	#000000	##FFFFFF
##B43515	1.00	6.07	3.46	6.07
#FFFFFF	6.07	1.00	21.00	1.00
#000000	3.46	21.00	1.00	21.00
##FFFFFF	6.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B500E

Deuteranopia (green-blind)

#7B6D0B

Tritanopia (blue-blind)

#C70030

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #b43515;
/* rgb */ color: rgb(180, 53, 21);
/* oklch */ color: oklch(51.6% 0.169 34.5);

Tailwind

colors: {
  custom: {
    50: '#d47457',
    500: '#b43515',
    950: '#000000',
  },
}

SCSS

$custom: #b43515;
$custom-light: #d47457;
$custom-dark: #000000;

JSON

{
  "hex": "#b43515",
  "rgb": {
    "r": 180,
    "g": 53,
    "b": 21
  },
  "hsl": {
    "h": 12.075,
    "s": 79.104,
    "l": 39.412
  },
  "oklch": {
    "l": 0.51641,
    "c": 0.16873,
    "h": 34.5
  },
  "luminance": 0.12304
}

Semantic roles & 50–950 ramp

primary

#B43515

secondary

#56B6CF

accent

#CEF632

background

#FEF7F5

surface

#FDEDE9

border

#D5C8C5

text

#160903

muted

#847B78

Preview Lab

Preview with #B43515

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

Preview Lab → · Contrast checker → · Palette generator →