#A63550#A63550

#A63550 is a mid, vivid red. Relative luminance 0.112; OKLCH L 50.1% C 0.149 H 10.0°. Best body text is #FFFFFF at 6.47:1 contrast (WCAG AA passes).

Color values

HEX	#A63550
RGB	rgb(166, 53, 80)
HSL	hsl(346, 52%, 43%)
HSV	hsv(346, 68%, 65%)
CMYK	cmyk(0%, 68.1%, 51.8%, 34.9%)
CIE-LAB	lab(39.97, 48.23, 10.08)
CIE-LCH	lch(39.97, 49.28, 11.81°)
OKLab	oklab(50.15% 0.1463 0.0258)
OKLCH	oklch(50.15% 0.149 10)
XYZ	xyz(18.4485, 11.2348, 8.7849)
Luminance	0.1123 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A63550 #35A68B

analogous

#A63588 #A63550 #A65335

triadic

#A63550 #50A635 #3550A6

tetradic

#A63550 #88A635 #35A68B #5335A6

square

#A63550 #88A635 #35A68B #5335A6

split-complementary

#A63550 #35A653 #3588A6

monochromatic

#491723 #78263A #A63550 #C7516D #D67F94

Accessibility & contrast

On white

6.47

#A63550 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.25

#A63550 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A63550

6.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A63550	#FFFFFF	#000000	##FFFFFF
##A63550	1.00	6.47	3.25	6.47
#FFFFFF	6.47	1.00	21.00	1.00
#000000	3.25	21.00	1.00	21.00
##FFFFFF	6.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F5050

Deuteranopia (green-blind)

#6D674D

Tritanopia (blue-blind)

#B52140

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #a63550;
/* rgb */ color: rgb(166, 53, 80);
/* oklch */ color: oklch(50.1% 0.149 10.0);

Tailwind

colors: {
  custom: {
    50: '#c67480',
    500: '#a63550',
    950: '#000000',
  },
}

SCSS

$custom: #a63550;
$custom-light: #c67480;
$custom-dark: #000000;

JSON

{
  "hex": "#a63550",
  "rgb": {
    "r": 166,
    "g": 53,
    "b": 80
  },
  "hsl": {
    "h": 345.664,
    "s": 51.598,
    "l": 42.941
  },
  "oklch": {
    "l": 0.50148,
    "c": 0.1486,
    "h": 10
  },
  "luminance": 0.11232
}

Semantic roles & 50–950 ramp

primary

#A63550

secondary

#77BFAE

accent

#DBB94D

background

#FCF7F7

surface

#F9EDEE

border

#D2C8C9

text

#14090A

muted

#827B7C

Preview Lab

Preview with #A63550

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

Preview Lab → · Contrast checker → · Palette generator →