#B0273E#B0273E

#B0273E is a mid, vivid red. Relative luminance 0.110; OKLCH L 50.1% C 0.172 H 17.3°. Best body text is #FFFFFF at 6.55:1 contrast (WCAG AA passes).

Color values

HEX	#B0273E
RGB	rgb(176, 39, 62)
HSL	hsl(350, 64%, 42%)
HSV	hsv(350, 78%, 69%)
CMYK	cmyk(0%, 77.8%, 64.8%, 31%)
CIE-LAB	lab(39.63, 55.10, 21.28)
CIE-LCH	lch(39.63, 59.07, 21.12°)
OKLab	oklab(50.11% 0.1642 0.051)
OKLCH	oklch(50.11% 0.172 17.3)
XYZ	xyz(19.5016, 11.0319, 5.6590)
Luminance	0.1103 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B0273E #27B099

analogous

#B02783 #B0273E #B05527

triadic

#B0273E #3EB027 #273EB0

tetradic

#B0273E #83B027 #27B099 #5527B0

square

#B0273E #83B027 #27B099 #5527B0

split-complementary

#B0273E #27B055 #2783B0

monochromatic

#4C111B #7E1C2C #B0273E #D54059 #E07284

Accessibility & contrast

On white

6.55

#B0273E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.21

#B0273E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B0273E

6.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B0273E	#FFFFFF	#000000	##FFFFFF
##B0273E	1.00	6.55	3.21	6.55
#FFFFFF	6.55	1.00	21.00	1.00
#000000	3.21	21.00	1.00	21.00
##FFFFFF	6.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F4B3E

Deuteranopia (green-blind)

#71683A

Tritanopia (blue-blind)

#C10031

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #b0273e;
/* rgb */ color: rgb(176, 39, 62);
/* oklch */ color: oklch(50.1% 0.172 17.3);

Tailwind

colors: {
  custom: {
    50: '#cf6e73',
    500: '#b0273e',
    950: '#000000',
  },
}

SCSS

$custom: #b0273e;
$custom-light: #cf6e73;
$custom-dark: #000000;

JSON

{
  "hex": "#b0273e",
  "rgb": {
    "r": 176,
    "g": 39,
    "b": 62
  },
  "hsl": {
    "h": 349.927,
    "s": 63.721,
    "l": 42.157
  },
  "oklch": {
    "l": 0.50115,
    "c": 0.17191,
    "h": 17.3
  },
  "luminance": 0.11029
}

Semantic roles & 50–950 ramp

primary

#B0273E

secondary

#6CC7B8

accent

#E7CB41

background

#FDF7F6

surface

#FBEDEC

border

#D4C8C7

text

#150808

muted

#837B7B

Preview Lab

Preview with #B0273E

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

Preview Lab → · Contrast checker → · Palette generator →