#B03545#B03545

#B03545 is a mid, vivid red. Relative luminance 0.122; OKLCH L 51.6% C 0.158 H 17.4°. Best body text is #FFFFFF at 6.10:1 contrast (WCAG AA passes).

Color values

HEX	#B03545
RGB	rgb(176, 53, 69)
HSL	hsl(352, 54%, 45%)
HSV	hsv(352, 70%, 69%)
CMYK	cmyk(0%, 69.9%, 60.8%, 31%)
CIE-LAB	lab(41.55, 50.60, 19.41)
CIE-LCH	lch(41.55, 54.20, 20.98°)
OKLab	oklab(51.58% 0.1511 0.0473)
OKLCH	oklch(51.58% 0.158 17.4)
XYZ	xyz(20.2538, 12.2088, 6.9191)
Luminance	0.1221 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B03545 #35B0A0

analogous

#B03583 #B03545 #B06235

triadic

#B03545 #45B035 #3545B0

tetradic

#B03545 #83B035 #35B0A0 #6235B0

square

#B03545 #83B035 #35B0A0 #6235B0

split-complementary

#B03545 #35B062 #3583B0

monochromatic

#521920 #812733 #B03545 #CC5665 #DA8590

Accessibility & contrast

On white

6.10

#B03545 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.44

#B03545 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B03545

6.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B03545	#FFFFFF	#000000	##FFFFFF
##B03545	1.00	6.10	3.44	6.10
#FFFFFF	6.10	1.00	21.00	1.00
#000000	3.44	21.00	1.00	21.00
##FFFFFF	6.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#555245

Deuteranopia (green-blind)

#756B42

Tritanopia (blue-blind)

#C1163C

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #b03545;
/* rgb */ color: rgb(176, 53, 69);
/* oklch */ color: oklch(51.6% 0.158 17.4);

Tailwind

colors: {
  custom: {
    50: '#ce7578',
    500: '#b03545',
    950: '#000000',
  },
}

SCSS

$custom: #b03545;
$custom-light: #ce7578;
$custom-dark: #000000;

JSON

{
  "hex": "#b03545",
  "rgb": {
    "r": 176,
    "g": 53,
    "b": 69
  },
  "hsl": {
    "h": 352.195,
    "s": 53.712,
    "l": 44.902
  },
  "oklch": {
    "l": 0.51579,
    "c": 0.15836,
    "h": 17.4
  },
  "luminance": 0.12206
}

Semantic roles & 50–950 ramp

primary

#B03545

secondary

#7DC4BB

accent

#DDCA4B

background

#FDF7F7

surface

#FBEDED

border

#D4C8C8

text

#150909

muted

#837B7B

Preview Lab

Preview with #B03545

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

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