#B03E45#B03E45

#B03E45 is a mid, vivid red. Relative luminance 0.131; OKLCH L 52.6% C 0.148 H 20.3°. Best body text is #FFFFFF at 5.80:1 contrast (WCAG AA passes).

Color values

HEX	#B03E45
RGB	rgb(176, 62, 69)
HSL	hsl(356, 48%, 47%)
HSV	hsv(356, 65%, 69%)
CMYK	cmyk(0%, 64.8%, 60.8%, 31%)
CIE-LAB	lab(42.93, 46.85, 21.21)
CIE-LCH	lch(42.93, 51.43, 24.36°)
OKLab	oklab(52.61% 0.1392 0.0515)
OKLCH	oklch(52.61% 0.148 20.3)
XYZ	xyz(20.7033, 13.1078, 7.0689)
Luminance	0.1310 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B03E45 #3EB0A9

analogous

#B03E7E #B03E45 #B0703E

triadic

#B03E45 #45B03E #3E45B0

tetradic

#B03E45 #7EB03E #3EB0A9 #703EB0

square

#B03E45 #7EB03E #3EB0A9 #703EB0

split-complementary

#B03E45 #3EB070 #3E7EB0

monochromatic

#551E22 #832E33 #B03E45 #C86369 #D89095

Accessibility & contrast

On white

5.80

#B03E45 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.62

#B03E45 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B03E45

5.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B03E45	#FFFFFF	#000000	##FFFFFF
##B03E45	1.00	5.80	3.62	5.80
#FFFFFF	5.80	1.00	21.00	1.00
#000000	3.62	21.00	1.00	21.00
##FFFFFF	5.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B5644

Deuteranopia (green-blind)

#786E42

Tritanopia (blue-blind)

#C12641

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #b03e45;
/* rgb */ color: rgb(176, 62, 69);
/* oklch */ color: oklch(52.6% 0.148 20.3);

Tailwind

colors: {
  custom: {
    50: '#ce7978',
    500: '#b03e45',
    950: '#000000',
  },
}

SCSS

$custom: #b03e45;
$custom-light: #ce7978;
$custom-dark: #000000;

JSON

{
  "hex": "#b03e45",
  "rgb": {
    "r": 176,
    "g": 62,
    "b": 69
  },
  "hsl": {
    "h": 356.316,
    "s": 47.899,
    "l": 46.667
  },
  "oklch": {
    "l": 0.52609,
    "c": 0.14842,
    "h": 20.3
  },
  "luminance": 0.13105
}

Semantic roles & 50–950 ramp

primary

#B03E45

secondary

#87C3BF

accent

#D7CF50

background

#FDF7F7

surface

#FAEEED

border

#D3C9C8

text

#150909

muted

#837B7B

Preview Lab

Preview with #B03E45

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

Preview Lab → · Contrast checker → · Palette generator →