#B03D27#B03D27

#B03D27 is a mid, vivid red. Relative luminance 0.127; OKLCH L 52.0% C 0.154 H 32.9°. Best body text is #FFFFFF at 5.93:1 contrast (WCAG AA passes).

Color values

HEX	#B03D27
RGB	rgb(176, 61, 39)
HSL	hsl(10, 64%, 42%)
HSV	hsv(10, 78%, 69%)
CMYK	cmyk(0%, 65.3%, 77.8%, 31%)
CIE-LAB	lab(42.33, 45.67, 38.07)
CIE-LCH	lch(42.33, 59.45, 39.82°)
OKLab	oklab(52.03% 0.1295 0.0837)
OKLCH	oklch(52.03% 0.154 32.9)
XYZ	xyz(19.9417, 12.7170, 3.3236)
Luminance	0.1271 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B03D27 #279AB0

analogous

#B02756 #B03D27 #B08227

triadic

#B03D27 #27B03D #3D27B0

tetradic

#B03D27 #56B027 #279AB0 #8227B0

square

#B03D27 #56B027 #279AB0 #8227B0

split-complementary

#B03D27 #27B082 #2756B0

monochromatic

#4C1A11 #7E2C1C #B03D27 #D55840 #E08372

Accessibility & contrast

On white

5.93

#B03D27 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.54

#B03D27 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B03D27

5.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B03D27	#FFFFFF	#000000	##FFFFFF
##B03D27	1.00	5.93	3.54	5.93
#FFFFFF	5.93	1.00	21.00	1.00
#000000	3.54	21.00	1.00	21.00
##FFFFFF	5.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E5424

Deuteranopia (green-blind)

#7A6D23

Tritanopia (blue-blind)

#C21D39

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #b03d27;
/* rgb */ color: rgb(176, 61, 39);
/* oklch */ color: oklch(52.0% 0.154 32.9);

Tailwind

colors: {
  custom: {
    50: '#d07863',
    500: '#b03d27',
    950: '#000000',
  },
}

SCSS

$custom: #b03d27;
$custom-light: #d07863;
$custom-dark: #000000;

JSON

{
  "hex": "#b03d27",
  "rgb": {
    "r": 176,
    "g": 61,
    "b": 39
  },
  "hsl": {
    "h": 9.635,
    "s": 63.721,
    "l": 42.157
  },
  "oklch": {
    "l": 0.52027,
    "c": 0.15423,
    "h": 32.9
  },
  "luminance": 0.12714
}

Semantic roles & 50–950 ramp

primary

#B03D27

secondary

#6CB8C7

accent

#CCE741

background

#FDF7F5

surface

#FBEEEA

border

#D4C9C6

text

#150905

muted

#837B79

Preview Lab

Preview with #B03D27

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

Preview Lab → · Contrast checker → · Palette generator →