#B03335#B03335

#B03335 is a mid, vivid red. Relative luminance 0.119; OKLCH L 51.1% C 0.161 H 24.1°. Best body text is #FFFFFF at 6.23:1 contrast (WCAG AA passes).

Color values

HEX	#B03335
RGB	rgb(176, 51, 53)
HSL	hsl(359, 55%, 45%)
HSV	hsv(359, 71%, 69%)
CMYK	cmyk(0%, 71%, 69.9%, 31%)
CIE-LAB	lab(40.99, 50.42, 28.51)
CIE-LCH	lch(40.99, 57.93, 29.49°)
OKLab	oklab(51.08% 0.1473 0.066)
OKLCH	oklch(51.08% 0.161 24.1)
XYZ	xyz(19.7331, 11.8577, 4.6172)
Luminance	0.1186 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B03335 #33B0AE

analogous

#B03374 #B03335 #B07033

triadic

#B03335 #35B033 #3335B0

tetradic

#B03335 #74B033 #33B0AE #7033B0

square

#B03335 #74B033 #33B0AE #7033B0

split-complementary

#B03335 #33B070 #3374B0

monochromatic

#511818 #812527 #B03335 #CD5355 #DB8284

Accessibility & contrast

On white

6.23

#B03335 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.37

#B03335 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B03335

6.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B03335	#FFFFFF	#000000	##FFFFFF
##B03335	1.00	6.23	3.37	6.23
#FFFFFF	6.23	1.00	21.00	1.00
#000000	3.37	21.00	1.00	21.00
##FFFFFF	6.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#565034

Deuteranopia (green-blind)

#766A31

Tritanopia (blue-blind)

#C10735

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #b03335;
/* rgb */ color: rgb(176, 51, 53);
/* oklch */ color: oklch(51.1% 0.161 24.1);

Tailwind

colors: {
  custom: {
    50: '#cf736c',
    500: '#b03335',
    950: '#000000',
  },
}

SCSS

$custom: #b03335;
$custom-light: #cf736c;
$custom-dark: #000000;

JSON

{
  "hex": "#b03335",
  "rgb": {
    "r": 176,
    "g": 51,
    "b": 53
  },
  "hsl": {
    "h": 359.04,
    "s": 55.066,
    "l": 44.51
  },
  "oklch": {
    "l": 0.51075,
    "c": 0.16145,
    "h": 24.1
  },
  "luminance": 0.11855
}

Semantic roles & 50–950 ramp

primary

#B03335

secondary

#7BC4C3

accent

#DEDC49

background

#FDF7F6

surface

#FBEDEB

border

#D4C8C6

text

#150907

muted

#837B7A

Preview Lab

Preview with #B03335

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

Preview Lab → · Contrast checker → · Palette generator →