#B03B4E#B03B4E

#B03B4E is a mid, vivid red. Relative luminance 0.129; OKLCH L 52.4% C 0.152 H 14.5°. Best body text is #FFFFFF at 5.86:1 contrast (WCAG AA passes).

Color values

HEX	#B03B4E
RGB	rgb(176, 59, 78)
HSL	hsl(350, 50%, 46%)
HSV	hsv(350, 66%, 69%)
CMYK	cmyk(0%, 66.5%, 55.7%, 31%)
CIE-LAB	lab(42.63, 48.82, 15.27)
CIE-LCH	lch(42.63, 51.15, 17.37°)
OKLab	oklab(52.45% 0.1469 0.0381)
OKLCH	oklch(52.45% 0.152 14.5)
XYZ	xyz(20.8455, 12.9109, 8.6006)
Luminance	0.1291 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B03B4E #3BB09D

analogous

#B03B88 #B03B4E #B0623B

triadic

#B03B4E #4EB03B #3B4EB0

tetradic

#B03B4E #88B03B #3BB09D #623BB0

square

#B03B4E #88B03B #3BB09D #623BB0

split-complementary

#B03B4E #3BB062 #3B88B0

monochromatic

#541C25 #822C3A #B03B4E #C95F70 #D98D99

Accessibility & contrast

On white

5.86

#B03B4E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.58

#B03B4E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B03B4E

5.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B03B4E	#FFFFFF	#000000	##FFFFFF
##B03B4E	1.00	5.86	3.58	5.86
#FFFFFF	5.86	1.00	21.00	1.00
#000000	3.58	21.00	1.00	21.00
##FFFFFF	5.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#58554E

Deuteranopia (green-blind)

#766E4B

Tritanopia (blue-blind)

#C02443

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #b03b4e;
/* rgb */ color: rgb(176, 59, 78);
/* oklch */ color: oklch(52.4% 0.152 14.5);

Tailwind

colors: {
  custom: {
    50: '#cd787f',
    500: '#b03b4e',
    950: '#000000',
  },
}

SCSS

$custom: #b03b4e;
$custom-light: #cd787f;
$custom-dark: #000000;

JSON

{
  "hex": "#b03b4e",
  "rgb": {
    "r": 176,
    "g": 59,
    "b": 78
  },
  "hsl": {
    "h": 350.256,
    "s": 49.787,
    "l": 46.078
  },
  "oklch": {
    "l": 0.52446,
    "c": 0.1518,
    "h": 14.5
  },
  "luminance": 0.12908
}

Semantic roles & 50–950 ramp

primary

#B03B4E

secondary

#83C3B9

accent

#D9C34E

background

#FDF7F7

surface

#FAEEEE

border

#D3C9C9

text

#15090A

muted

#837B7C

Preview Lab

Preview with #B03B4E

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

Preview Lab → · Contrast checker → · Palette generator →