#A63547#A63547

#A63547 is a mid, vivid red. Relative luminance 0.111; OKLCH L 49.9% C 0.148 H 15.1°. Best body text is #FFFFFF at 6.52:1 contrast (WCAG AA passes).

Color values

HEX	#A63547
RGB	rgb(166, 53, 71)
HSL	hsl(350, 52%, 43%)
HSV	hsv(350, 68%, 65%)
CMYK	cmyk(0%, 68.1%, 57.2%, 34.9%)
CIE-LAB	lab(39.77, 47.49, 15.46)
CIE-LCH	lch(39.77, 49.95, 18.03°)
OKLab	oklab(49.93% 0.1427 0.0384)
OKLCH	oklch(49.93% 0.148 15.1)
XYZ	xyz(18.1380, 11.1106, 7.1495)
Luminance	0.1111 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A63547 #35A694

analogous

#A63580 #A63547 #A65B35

triadic

#A63547 #47A635 #3547A6

tetradic

#A63547 #80A635 #35A694 #5B35A6

square

#A63547 #80A635 #35A694 #5B35A6

split-complementary

#A63547 #35A65B #3580A6

monochromatic

#49171F #782633 #A63547 #C75164 #D67F8D

Accessibility & contrast

On white

6.52

#A63547 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.22

#A63547 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A63547

6.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A63547	#FFFFFF	#000000	##FFFFFF
##A63547	1.00	6.52	3.22	6.52
#FFFFFF	6.52	1.00	21.00	1.00
#000000	3.22	21.00	1.00	21.00
##FFFFFF	6.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#514F47

Deuteranopia (green-blind)

#6E6644

Tritanopia (blue-blind)

#B51D3C

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #a63547;
/* rgb */ color: rgb(166, 53, 71);
/* oklch */ color: oklch(49.9% 0.148 15.1);

Tailwind

colors: {
  custom: {
    50: '#c6737a',
    500: '#a63547',
    950: '#000000',
  },
}

SCSS

$custom: #a63547;
$custom-light: #c6737a;
$custom-dark: #000000;

JSON

{
  "hex": "#a63547",
  "rgb": {
    "r": 166,
    "g": 53,
    "b": 71
  },
  "hsl": {
    "h": 350.442,
    "s": 51.598,
    "l": 42.941
  },
  "oklch": {
    "l": 0.49927,
    "c": 0.14781,
    "h": 15.1
  },
  "luminance": 0.11108
}

Semantic roles & 50–950 ramp

primary

#A63547

secondary

#77BFB4

accent

#DBC44D

background

#FCF7F7

surface

#F9EDED

border

#D2C8C8

text

#140909

muted

#827B7B

Preview Lab

Preview with #A63547

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

Preview Lab → · Contrast checker → · Palette generator →