#B03B4A#B03B4A

#B03B4A is a mid, vivid red. Relative luminance 0.129; OKLCH L 52.4% C 0.152 H 16.7°. Best body text is #FFFFFF at 5.88:1 contrast (WCAG AA passes).

Color values

HEX	#B03B4A
RGB	rgb(176, 59, 74)
HSL	hsl(352, 50%, 46%)
HSV	hsv(352, 66%, 69%)
CMYK	cmyk(0%, 66.5%, 58%, 31%)
CIE-LAB	lab(42.54, 48.51, 17.63)
CIE-LCH	lch(42.54, 51.62, 19.98°)
OKLab	oklab(52.36% 0.1453 0.0435)
OKLCH	oklch(52.36% 0.152 16.7)
XYZ	xyz(20.7064, 12.8552, 7.8682)
Luminance	0.1285 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B03B4A #3BB0A1

analogous

#B03B84 #B03B4A #B0663B

triadic

#B03B4A #4AB03B #3B4AB0

tetradic

#B03B4A #84B03B #3BB0A1 #663BB0

square

#B03B4A #84B03B #3BB0A1 #663BB0

split-complementary

#B03B4A #3BB066 #3B84B0

monochromatic

#541C23 #822C37 #B03B4A #C95F6D #D98D96

Accessibility & contrast

On white

5.88

#B03B4A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.57

#B03B4A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B03B4A

5.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B03B4A	#FFFFFF	#000000	##FFFFFF
##B03B4A	1.00	5.88	3.57	5.88
#FFFFFF	5.88	1.00	21.00	1.00
#000000	3.57	21.00	1.00	21.00
##FFFFFF	5.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#58554A

Deuteranopia (green-blind)

#766D47

Tritanopia (blue-blind)

#C02341

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #b03b4a;
/* rgb */ color: rgb(176, 59, 74);
/* oklch */ color: oklch(52.4% 0.152 16.7);

Tailwind

colors: {
  custom: {
    50: '#ce787c',
    500: '#b03b4a',
    950: '#000000',
  },
}

SCSS

$custom: #b03b4a;
$custom-light: #ce787c;
$custom-dark: #000000;

JSON

{
  "hex": "#b03b4a",
  "rgb": {
    "r": 176,
    "g": 59,
    "b": 74
  },
  "hsl": {
    "h": 352.308,
    "s": 49.787,
    "l": 46.078
  },
  "oklch": {
    "l": 0.52356,
    "c": 0.15169,
    "h": 16.7
  },
  "luminance": 0.12852
}

Semantic roles & 50–950 ramp

primary

#B03B4A

secondary

#83C3BB

accent

#D9C84E

background

#FDF7F7

surface

#FAEEEE

border

#D3C9C9

text

#150909

muted

#837B7B

Preview Lab

Preview with #B03B4A

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

Preview Lab → · Contrast checker → · Palette generator →