#B15757#B15757

#B15757 is a mid, moderate red. Relative luminance 0.169; OKLCH L 56.6% C 0.118 H 21.5°. Best body text is #FFFFFF at 4.81:1 contrast (WCAG AA passes).

Color values

HEX	#B15757
RGB	rgb(177, 87, 87)
HSL	hsl(0, 37%, 52%)
HSV	hsv(0, 51%, 69%)
CMYK	cmyk(0%, 50.8%, 50.8%, 30.6%)
CIE-LAB	lab(48.08, 36.57, 17.21)
CIE-LCH	lch(48.08, 40.41, 25.20°)
OKLab	oklab(56.64% 0.1095 0.0431)
OKLCH	oklch(56.64% 0.118 21.5)
XYZ	xyz(23.2616, 16.8541, 11.0431)
Luminance	0.1685 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B15757 #57B1B1

analogous

#B15784 #B15757 #B18457

triadic

#B15757 #57B157 #5757B1

tetradic

#B15757 #84B157 #57B1B1 #8457B1

square

#B15757 #84B157 #57B1B1 #8457B1

split-complementary

#B15757 #57B184 #5784B1

monochromatic

#612D2D #8A4040 #B15757 #C48181 #D8ABAB

Accessibility & contrast

On white

4.81

#B15757 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.37

#B15757 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B15757

4.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B15757	#FFFFFF	#000000	##FFFFFF
##B15757	1.00	4.81	4.37	4.81
#FFFFFF	4.81	1.00	21.00	1.00
#000000	4.37	21.00	1.00	21.00
##FFFFFF	4.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6B6756

Deuteranopia (green-blind)

#827955

Tritanopia (blue-blind)

#C04A58

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #b15757;
/* rgb */ color: rgb(177, 87, 87);
/* oklch */ color: oklch(56.6% 0.118 21.5);

Tailwind

colors: {
  custom: {
    50: '#cc8986',
    500: '#b15757',
    950: '#000000',
  },
}

SCSS

$custom: #b15757;
$custom-light: #cc8986;
$custom-dark: #000000;

JSON

{
  "hex": "#b15757",
  "rgb": {
    "r": 177,
    "g": 87,
    "b": 87
  },
  "hsl": {
    "h": 0,
    "s": 36.585,
    "l": 51.765
  },
  "oklch": {
    "l": 0.56639,
    "c": 0.11763,
    "h": 21.5
  },
  "luminance": 0.16852
}

Semantic roles & 50–950 ramp

primary

#B15757

secondary

#9EC6C6

accent

#CDCD5B

background

#FDF8F8

surface

#FAF0EF

border

#D3CBCA

text

#140C0B

muted

#837D7C

Preview Lab

Preview with #B15757

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

Preview Lab → · Contrast checker → · Palette generator →