#B03E26#B03E26

#B03E26 is a mid, vivid red. Relative luminance 0.128; OKLCH L 52.1% C 0.153 H 33.6°. Best body text is #FFFFFF at 5.89:1 contrast (WCAG AA passes).

Color values

HEX	#B03E26
RGB	rgb(176, 62, 38)
HSL	hsl(10, 64%, 42%)
HSV	hsv(10, 78%, 69%)
CMYK	cmyk(0%, 64.8%, 78.4%, 31%)
CIE-LAB	lab(42.49, 45.19, 38.77)
CIE-LCH	lch(42.49, 59.54, 40.63°)
OKLab	oklab(52.14% 0.1278 0.085)
OKLCH	oklch(52.14% 0.153 33.6)
XYZ	xyz(19.9792, 12.8182, 3.2555)
Luminance	0.1281 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B03E26 #2698B0

analogous

#B02653 #B03E26 #B08326

triadic

#B03E26 #26B03E #3E26B0

tetradic

#B03E26 #53B026 #2698B0 #8326B0

square

#B03E26 #53B026 #2698B0 #8326B0

split-complementary

#B03E26 #26B083 #2653B0

monochromatic

#4B1B10 #7E2C1B #B03E26 #D5583E #E08470

Accessibility & contrast

On white

5.89

#B03E26 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.56

#B03E26 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B03E26

5.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B03E26	#FFFFFF	#000000	##FFFFFF
##B03E26	1.00	5.89	3.56	5.89
#FFFFFF	5.89	1.00	21.00	1.00
#000000	3.56	21.00	1.00	21.00
##FFFFFF	5.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E5422

Deuteranopia (green-blind)

#7B6E22

Tritanopia (blue-blind)

#C21F39

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #b03e26;
/* rgb */ color: rgb(176, 62, 38);
/* oklch */ color: oklch(52.1% 0.153 33.6);

Tailwind

colors: {
  custom: {
    50: '#d07962',
    500: '#b03e26',
    950: '#000000',
  },
}

SCSS

$custom: #b03e26;
$custom-light: #d07962;
$custom-dark: #000000;

JSON

{
  "hex": "#b03e26",
  "rgb": {
    "r": 176,
    "g": 62,
    "b": 38
  },
  "hsl": {
    "h": 10.435,
    "s": 64.486,
    "l": 41.961
  },
  "oklch": {
    "l": 0.5214,
    "c": 0.15349,
    "h": 33.6
  },
  "luminance": 0.12815
}

Semantic roles & 50–950 ramp

primary

#B03E26

secondary

#6BB7C7

accent

#CAE740

background

#FDF7F5

surface

#FBEEEA

border

#D4C9C6

text

#150905

muted

#837B79

Preview Lab

Preview with #B03E26

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

Preview Lab → · Contrast checker → · Palette generator →