#A51F51#A51F51

#A51F51 is a mid, vivid pink. Relative luminance 0.096; OKLCH L 48.0% C 0.171 H 4.7°. Best body text is #FFFFFF at 7.21:1 contrast (WCAG AA passes).

Color values

HEX	#A51F51
RGB	rgb(165, 31, 81)
HSL	hsl(338, 68%, 38%)
HSV	hsv(338, 81%, 65%)
CMYK	cmyk(0%, 81.2%, 50.9%, 35.3%)
CIE-LAB	lab(37.07, 55.66, 5.32)
CIE-LCH	lch(37.07, 55.92, 5.46°)
OKLab	oklab(47.98% 0.1704 0.0141)
OKLCH	oklch(47.98% 0.171 4.7)
XYZ	xyz(17.4938, 9.5759, 8.7101)
Luminance	0.0957 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A51F51 #1FA573

analogous

#A51F94 #A51F51 #A5301F

triadic

#A51F51 #51A51F #1F51A5

tetradic

#A51F51 #94A51F #1FA573 #301FA5

square

#A51F51 #94A51F #1FA573 #301FA5

split-complementary

#A51F51 #1FA530 #1F94A5

monochromatic

#3E0C1E #711538 #A51F51 #D72A6B #E15E8F

Accessibility & contrast

On white

7.21

#A51F51 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.91

#A51F51 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A51F51

7.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A51F51	#FFFFFF	#000000	##FFFFFF
##A51F51	1.00	7.21	2.91	7.21
#FFFFFF	7.21	1.00	21.00	1.00
#000000	2.91	21.00	1.00	21.00
##FFFFFF	7.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#424652

Deuteranopia (green-blind)

#65614E

Tritanopia (blue-blind)

#B40036

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #a51f51;
/* rgb */ color: rgb(165, 31, 81);
/* oklch */ color: oklch(48.0% 0.171 4.7);

Tailwind

colors: {
  custom: {
    50: '#c66a81',
    500: '#a51f51',
    950: '#000000',
  },
}

SCSS

$custom: #a51f51;
$custom-light: #c66a81;
$custom-dark: #000000;

JSON

{
  "hex": "#a51f51",
  "rgb": {
    "r": 165,
    "g": 31,
    "b": 81
  },
  "hsl": {
    "h": 337.612,
    "s": 68.367,
    "l": 38.431
  },
  "oklch": {
    "l": 0.47977,
    "c": 0.17099,
    "h": 4.7
  },
  "luminance": 0.09573
}

Semantic roles & 50–950 ramp

primary

#A51F51

secondary

#5BC59D

accent

#EBAA3D

background

#FCF6F7

surface

#F9ECEE

border

#D2C7C9

text

#14070A

muted

#827A7C

Preview Lab

Preview with #A51F51

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

Preview Lab → · Contrast checker → · Palette generator →