#B15751#B15751

#B15751 is a mid, moderate red. Relative luminance 0.168; OKLCH L 56.5% C 0.118 H 25.4°. Best body text is #FFFFFF at 4.83:1 contrast (WCAG AA passes).

Color values

HEX	#B15751
RGB	rgb(177, 87, 81)
HSL	hsl(4, 38%, 51%)
HSV	hsv(4, 54%, 69%)
CMYK	cmyk(0%, 50.8%, 54.2%, 30.6%)
CIE-LAB	lab(47.96, 36.02, 20.62)
CIE-LCH	lch(47.96, 41.51, 29.79°)
OKLab	oklab(56.51% 0.107 0.0509)
OKLCH	oklch(56.51% 0.118 25.4)
XYZ	xyz(23.0266, 16.7601, 9.8054)
Luminance	0.1676 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B15751 #51ABB1

analogous

#B1517B #B15751 #B18751

triadic

#B15751 #51B157 #5751B1

tetradic

#B15751 #7BB151 #51ABB1 #8751B1

square

#B15751 #7BB151 #51ABB1 #8751B1

split-complementary

#B15751 #51B187 #517BB1

monochromatic

#5E2D2A #88423D #B15751 #C4807B #D7A9A6

Accessibility & contrast

On white

4.83

#B15751 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.35

#B15751 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B15751

4.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B15751	#FFFFFF	#000000	##FFFFFF
##B15751	1.00	4.83	4.35	4.83
#FFFFFF	4.83	1.00	21.00	1.00
#000000	4.35	21.00	1.00	21.00
##FFFFFF	4.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6C6650

Deuteranopia (green-blind)

#82794F

Tritanopia (blue-blind)

#C04956

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #b15751;
/* rgb */ color: rgb(177, 87, 81);
/* oklch */ color: oklch(56.5% 0.118 25.4);

Tailwind

colors: {
  custom: {
    50: '#cd8882',
    500: '#b15751',
    950: '#000000',
  },
}

SCSS

$custom: #b15751;
$custom-light: #cd8882;
$custom-dark: #000000;

JSON

{
  "hex": "#b15751",
  "rgb": {
    "r": 177,
    "g": 87,
    "b": 81
  },
  "hsl": {
    "h": 3.75,
    "s": 38.095,
    "l": 50.588
  },
  "oklch": {
    "l": 0.5651,
    "c": 0.11848,
    "h": 25.4
  },
  "luminance": 0.16758
}

Semantic roles & 50–950 ramp

primary

#B15751

secondary

#9AC2C4

accent

#C7CE5A

background

#FDF8F7

surface

#FAF0EE

border

#D3CBC9

text

#140C0A

muted

#837D7C

Preview Lab

Preview with #B15751

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

Preview Lab → · Contrast checker → · Palette generator →