#B03043#B03043

#B03043 is a mid, vivid red. Relative luminance 0.117; OKLCH L 51.0% C 0.164 H 17.0°. Best body text is #FFFFFF at 6.27:1 contrast (WCAG AA passes).

Color values

HEX	#B03043
RGB	rgb(176, 48, 67)
HSL	hsl(351, 57%, 44%)
HSV	hsv(351, 73%, 69%)
CMYK	cmyk(0%, 72.7%, 61.9%, 31%)
CIE-LAB	lab(40.82, 52.37, 19.70)
CIE-LCH	lch(40.82, 55.95, 20.61°)
OKLab	oklab(51.03% 0.1564 0.0478)
OKLCH	oklch(51.03% 0.164 17)
XYZ	xyz(19.9766, 11.7521, 6.5256)
Luminance	0.1175 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B03043 #30B09D

analogous

#B03083 #B03043 #B05D30

triadic

#B03043 #43B030 #3043B0

tetradic

#B03043 #83B030 #30B09D #5D30B0

square

#B03043 #83B030 #30B09D #5D30B0

split-complementary

#B03043 #30B05D #3083B0

monochromatic

#50161E #802331 #B03043 #CF4E61 #DC7E8C

Accessibility & contrast

On white

6.27

#B03043 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.35

#B03043 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B03043

6.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B03043	#FFFFFF	#000000	##FFFFFF
##B03043	1.00	6.27	3.35	6.27
#FFFFFF	6.27	1.00	21.00	1.00
#000000	3.35	21.00	1.00	21.00
##FFFFFF	6.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#534F43

Deuteranopia (green-blind)

#736A40

Tritanopia (blue-blind)

#C10638

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #b03043;
/* rgb */ color: rgb(176, 48, 67);
/* oklch */ color: oklch(51.0% 0.164 17.0);

Tailwind

colors: {
  custom: {
    50: '#ce7277',
    500: '#b03043',
    950: '#000000',
  },
}

SCSS

$custom: #b03043;
$custom-light: #ce7277;
$custom-dark: #000000;

JSON

{
  "hex": "#b03043",
  "rgb": {
    "r": 176,
    "g": 48,
    "b": 67
  },
  "hsl": {
    "h": 351.094,
    "s": 57.143,
    "l": 43.922
  },
  "oklch": {
    "l": 0.51025,
    "c": 0.16355,
    "h": 17
  },
  "luminance": 0.11749
}

Semantic roles & 50–950 ramp

primary

#B03043

secondary

#77C5B9

accent

#E0CA47

background

#FDF7F7

surface

#FBEDED

border

#D4C8C8

text

#150808

muted

#837B7B

Preview Lab

Preview with #B03043

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

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