#B03C35#B03C35

#B03C35 is a mid, vivid red. Relative luminance 0.127; OKLCH L 52.1% C 0.153 H 27.1°. Best body text is #FFFFFF at 5.93:1 contrast (WCAG AA passes).

Color values

HEX	#B03C35
RGB	rgb(176, 60, 53)
HSL	hsl(3, 54%, 45%)
HSV	hsv(3, 70%, 69%)
CMYK	cmyk(0%, 65.9%, 69.9%, 31%)
CIE-LAB	lab(42.34, 46.74, 30.13)
CIE-LCH	lch(42.34, 55.61, 32.80°)
OKLab	oklab(52.09% 0.1357 0.0696)
OKLCH	oklch(52.09% 0.153 27.1)
XYZ	xyz(20.1651, 12.7217, 4.7612)
Luminance	0.1272 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B03C35 #35A9B0

analogous

#B0356B #B03C35 #B07A35

triadic

#B03C35 #35B03C #3C35B0

tetradic

#B03C35 #6BB035 #35A9B0 #7A35B0

square

#B03C35 #6BB035 #35A9B0 #7A35B0

split-complementary

#B03C35 #35B07A #356BB0

monochromatic

#521C19 #812C27 #B03C35 #CC5D56 #DA8A85

Accessibility & contrast

On white

5.93

#B03C35 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.54

#B03C35 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B03C35

5.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B03C35	#FFFFFF	#000000	##FFFFFF
##B03C35	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)

#5C5433

Deuteranopia (green-blind)

#796D32

Tritanopia (blue-blind)

#C11E3B

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #b03c35;
/* rgb */ color: rgb(176, 60, 53);
/* oklch */ color: oklch(52.1% 0.153 27.1);

Tailwind

colors: {
  custom: {
    50: '#cf786c',
    500: '#b03c35',
    950: '#000000',
  },
}

SCSS

$custom: #b03c35;
$custom-light: #cf786c;
$custom-dark: #000000;

JSON

{
  "hex": "#b03c35",
  "rgb": {
    "r": 176,
    "g": 60,
    "b": 53
  },
  "hsl": {
    "h": 3.415,
    "s": 53.712,
    "l": 44.902
  },
  "oklch": {
    "l": 0.52087,
    "c": 0.15251,
    "h": 27.1
  },
  "luminance": 0.12719
}

Semantic roles & 50–950 ramp

primary

#B03C35

secondary

#7DC0C4

accent

#D5DD4B

background

#FDF7F6

surface

#FBEEEB

border

#D4C9C6

text

#150907

muted

#837B7A

Preview Lab

Preview with #B03C35

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

Preview Lab → · Contrast checker → · Palette generator →