#EC636D#EC636D

#EC636D is a light, vivid red. Relative luminance 0.279; OKLCH L 67.4% C 0.170 H 18.5°. Best body text is #000000 at 6.57:1 contrast (WCAG AA passes).

Color values

HEX	#EC636D
RGB	rgb(236, 99, 109)
HSL	hsl(356, 78%, 66%)
HSV	hsv(356, 58%, 93%)
CMYK	cmyk(0%, 58.1%, 53.8%, 7.5%)
CIE-LAB	lab(59.77, 53.70, 21.60)
CIE-LCH	lch(59.77, 57.88, 21.91°)
OKLab	oklab(67.39% 0.1608 0.0537)
OKLCH	oklch(67.39% 0.17 18.5)
XYZ	xyz(41.8177, 27.8658, 17.6415)
Luminance	0.2786 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EC636D #63ECE2

analogous

#EC63B2 #EC636D #EC9D63

triadic

#EC636D #6DEC63 #636DEC

tetradic

#EC636D #B2EC63 #63ECE2 #9D63EC

square

#EC636D #B2EC63 #63ECE2 #9D63EC

split-complementary

#EC636D #63EC9D #63B2EC

monochromatic

#BE1723 #E52C3A #EC636D #F39AA0 #F9D0D3

Accessibility & contrast

On white

3.20

#EC636D on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.57

#EC636D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #EC636D

6.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EC636D	#FFFFFF	#000000	##000000
##EC636D	1.00	3.20	6.57	6.57
#FFFFFF	3.20	1.00	21.00	21.00
#000000	6.57	21.00	1.00	1.00
##000000	6.57	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#837E6D

Deuteranopia (green-blind)

#A69B6A

Tritanopia (blue-blind)

#FF4C67

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #ec636d;
/* rgb */ color: rgb(236, 99, 109);
/* oklch */ color: oklch(67.4% 0.170 18.5);

Tailwind

colors: {
  custom: {
    50: '#f89496',
    500: '#ec636d',
    950: '#000000',
  },
}

SCSS

$custom: #ec636d;
$custom-light: #f89496;
$custom-dark: #000000;

JSON

{
  "hex": "#ec636d",
  "rgb": {
    "r": 236,
    "g": 99,
    "b": 109
  },
  "hsl": {
    "h": 355.62,
    "s": 78.286,
    "l": 65.686
  },
  "oklch": {
    "l": 0.67391,
    "c": 0.1695,
    "h": 18.5
  },
  "luminance": 0.27861
}

Semantic roles & 50–950 ramp

primary

#EC636D

secondary

#BFECE9

accent

#DBCB0B

background

#FFF9F9

surface

#FFF2F2

border

#D7CCCC

text

#180E0D

muted

#867E7E

Preview Lab

Preview with #EC636D

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

Preview Lab → · Contrast checker → · Palette generator →