#B03447#B03447

#B03447 is a mid, vivid red. Relative luminance 0.121; OKLCH L 51.5% C 0.159 H 16.1°. Best body text is #FFFFFF at 6.13:1 contrast (WCAG AA passes).

Color values

HEX	#B03447
RGB	rgb(176, 52, 71)
HSL	hsl(351, 54%, 45%)
HSV	hsv(351, 70%, 69%)
CMYK	cmyk(0%, 70.5%, 59.7%, 31%)
CIE-LAB	lab(41.44, 51.13, 18.03)
CIE-LCH	lch(41.44, 54.22, 19.42°)
OKLab	oklab(51.52% 0.1532 0.0443)
OKLCH	oklch(51.52% 0.159 16.1)
XYZ	xyz(20.2718, 12.1439, 7.2366)
Luminance	0.1214 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B03447 #34B09D

analogous

#B03485 #B03447 #B05F34

triadic

#B03447 #47B034 #3447B0

tetradic

#B03447 #85B034 #34B09D #5F34B0

square

#B03447 #85B034 #34B09D #5F34B0

split-complementary

#B03447 #34B05F #3485B0

monochromatic

#521821 #812634 #B03447 #CD5567 #DB8491

Accessibility & contrast

On white

6.13

#B03447 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.43

#B03447 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B03447

6.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B03447	#FFFFFF	#000000	##FFFFFF
##B03447	1.00	6.13	3.43	6.13
#FFFFFF	6.13	1.00	21.00	1.00
#000000	3.43	21.00	1.00	21.00
##FFFFFF	6.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#545147

Deuteranopia (green-blind)

#746B44

Tritanopia (blue-blind)

#C1143C

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #b03447;
/* rgb */ color: rgb(176, 52, 71);
/* oklch */ color: oklch(51.5% 0.159 16.1);

Tailwind

colors: {
  custom: {
    50: '#ce747a',
    500: '#b03447',
    950: '#000000',
  },
}

SCSS

$custom: #b03447;
$custom-light: #ce747a;
$custom-dark: #000000;

JSON

{
  "hex": "#b03447",
  "rgb": {
    "r": 176,
    "g": 52,
    "b": 71
  },
  "hsl": {
    "h": 350.806,
    "s": 54.386,
    "l": 44.706
  },
  "oklch": {
    "l": 0.51515,
    "c": 0.15944,
    "h": 16.1
  },
  "luminance": 0.12141
}

Semantic roles & 50–950 ramp

primary

#B03447

secondary

#7CC4B9

accent

#DEC74A

background

#FDF7F7

surface

#FBEDED

border

#D4C8C8

text

#150909

muted

#837B7B

Preview Lab

Preview with #B03447

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

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