#A63B50#A63B50

#A63B50 is a mid, vivid red. Relative luminance 0.118; OKLCH L 50.9% C 0.141 H 11.9°. Best body text is #FFFFFF at 6.24:1 contrast (WCAG AA passes).

Color values

HEX	#A63B50
RGB	rgb(166, 59, 80)
HSL	hsl(348, 48%, 44%)
HSV	hsv(348, 64%, 65%)
CMYK	cmyk(0%, 64.5%, 51.8%, 34.9%)
CIE-LAB	lab(40.92, 45.65, 11.40)
CIE-LCH	lch(40.92, 47.06, 14.03°)
OKLab	oklab(50.86% 0.1381 0.029)
OKLCH	oklch(50.86% 0.141 11.9)
XYZ	xyz(18.7394, 11.8165, 8.8819)
Luminance	0.1181 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A63B50 #3BA691

analogous

#A63B86 #A63B50 #A65C3B

triadic

#A63B50 #50A63B #3B50A6

tetradic

#A63B50 #86A63B #3BA691 #5C3BA6

square

#A63B50 #86A63B #3BA691 #5C3BA6

split-complementary

#A63B50 #3BA65C #3B86A6

monochromatic

#4C1B24 #792B3A #A63B50 #C45A6F #D48796

Accessibility & contrast

On white

6.24

#A63B50 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.36

#A63B50 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A63B50

6.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A63B50	#FFFFFF	#000000	##FFFFFF
##A63B50	1.00	6.24	3.36	6.24
#FFFFFF	6.24	1.00	21.00	1.00
#000000	3.36	21.00	1.00	21.00
##FFFFFF	6.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#545350

Deuteranopia (green-blind)

#6F694D

Tritanopia (blue-blind)

#B52943

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #a63b50;
/* rgb */ color: rgb(166, 59, 80);
/* oklch */ color: oklch(50.9% 0.141 11.9);

Tailwind

colors: {
  custom: {
    50: '#c57780',
    500: '#a63b50',
    950: '#000000',
  },
}

SCSS

$custom: #a63b50;
$custom-light: #c57780;
$custom-dark: #000000;

JSON

{
  "hex": "#a63b50",
  "rgb": {
    "r": 166,
    "g": 59,
    "b": 80
  },
  "hsl": {
    "h": 348.224,
    "s": 47.556,
    "l": 44.118
  },
  "oklch": {
    "l": 0.50856,
    "c": 0.14114,
    "h": 11.9
  },
  "luminance": 0.11814
}

Semantic roles & 50–950 ramp

primary

#A63B50

secondary

#7EBFB2

accent

#D7BD51

background

#FCF7F7

surface

#F9EDEE

border

#D2C8C9

text

#14090A

muted

#827B7C

Preview Lab

Preview with #A63B50

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

Preview Lab → · Contrast checker → · Palette generator →