#B03F4E#B03F4E

#B03F4E is a mid, vivid red. Relative luminance 0.133; OKLCH L 52.9% C 0.147 H 15.9°. Best body text is #FFFFFF at 5.73:1 contrast (WCAG AA passes).

Color values

HEX	#B03F4E
RGB	rgb(176, 63, 78)
HSL	hsl(352, 47%, 47%)
HSV	hsv(352, 64%, 69%)
CMYK	cmyk(0%, 64.2%, 55.7%, 31%)
CIE-LAB	lab(43.27, 47.09, 16.14)
CIE-LCH	lch(43.27, 49.78, 18.92°)
OKLab	oklab(52.92% 0.1414 0.0402)
OKLCH	oklch(52.92% 0.147 15.9)
XYZ	xyz(21.0590, 13.3379, 8.6718)
Luminance	0.1333 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B03F4E #3FB0A1

analogous

#B03F87 #B03F4E #B0683F

triadic

#B03F4E #4EB03F #3F4EB0

tetradic

#B03F4E #87B03F #3FB0A1 #683FB0

square

#B03F4E #87B03F #3FB0A1 #683FB0

split-complementary

#B03F4E #3FB068 #3F87B0

monochromatic

#561F26 #832F3A #B03F4E #C86572 #D8929B

Accessibility & contrast

On white

5.73

#B03F4E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.67

#B03F4E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B03F4E

5.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B03F4E	#FFFFFF	#000000	##FFFFFF
##B03F4E	1.00	5.73	3.67	5.73
#FFFFFF	5.73	1.00	21.00	1.00
#000000	3.67	21.00	1.00	21.00
##FFFFFF	5.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A574E

Deuteranopia (green-blind)

#776F4B

Tritanopia (blue-blind)

#C02A45

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #b03f4e;
/* rgb */ color: rgb(176, 63, 78);
/* oklch */ color: oklch(52.9% 0.147 15.9);

Tailwind

colors: {
  custom: {
    50: '#cd7a7f',
    500: '#b03f4e',
    950: '#000000',
  },
}

SCSS

$custom: #b03f4e;
$custom-light: #cd7a7f;
$custom-dark: #000000;

JSON

{
  "hex": "#b03f4e",
  "rgb": {
    "r": 176,
    "g": 63,
    "b": 78
  },
  "hsl": {
    "h": 352.035,
    "s": 47.28,
    "l": 46.863
  },
  "oklch": {
    "l": 0.52924,
    "c": 0.14702,
    "h": 15.9
  },
  "luminance": 0.13335
}

Semantic roles & 50–950 ramp

primary

#B03F4E

secondary

#88C3BB

accent

#D7C551

background

#FDF7F7

surface

#FAEEEE

border

#D3C9C9

text

#150A0A

muted

#837C7C

Preview Lab

Preview with #B03F4E

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

Preview Lab → · Contrast checker → · Palette generator →