#EF635C#EF635C

#EF635C is a light, vivid red. Relative luminance 0.280; OKLCH L 67.5% C 0.174 H 25.7°. Best body text is #000000 at 6.61:1 contrast (WCAG AA passes).

Color values

HEX	#EF635C
RGB	rgb(239, 99, 92)
HSL	hsl(3, 82%, 65%)
HSV	hsv(3, 62%, 94%)
CMYK	cmyk(0%, 58.6%, 61.5%, 6.3%)
CIE-LAB	lab(59.94, 53.51, 31.62)
CIE-LCH	lch(59.94, 62.16, 30.58°)
OKLab	oklab(67.51% 0.1572 0.0757)
OKLCH	oklch(67.51% 0.174 25.7)
XYZ	xyz(41.9941, 28.0525, 13.3264)
Luminance	0.2805 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EF635C #5CE8EF

analogous

#EF5C9F #EF635C #EFAC5C

triadic

#EF635C #5CEF63 #635CEF

tetradic

#EF635C #9FEF5C #5CE8EF #AC5CEF

square

#EF635C #9FEF5C #5CE8EF #AC5CEF

split-complementary

#EF635C #5CEFAC #5C9FEF

monochromatic

#BE1B13 #EA2E24 #EF635C #F49894 #FACECB

Accessibility & contrast

On white

3.18

#EF635C on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.61

#EF635C on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #EF635C

6.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EF635C	#FFFFFF	#000000	##000000
##EF635C	1.00	3.18	6.61	6.61
#FFFFFF	3.18	1.00	21.00	21.00
#000000	6.61	21.00	1.00	1.00
##000000	6.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#877E5A

Deuteranopia (green-blind)

#AA9C59

Tritanopia (blue-blind)

#FF4862

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #ef635c;
/* rgb */ color: rgb(239, 99, 92);
/* oklch */ color: oklch(67.5% 0.174 25.7);

Tailwind

colors: {
  custom: {
    50: '#fb948a',
    500: '#ef635c',
    950: '#000000',
  },
}

SCSS

$custom: #ef635c;
$custom-light: #fb948a;
$custom-dark: #000000;

JSON

{
  "hex": "#ef635c",
  "rgb": {
    "r": 239,
    "g": 99,
    "b": 92
  },
  "hsl": {
    "h": 2.857,
    "s": 82.123,
    "l": 64.902
  },
  "oklch": {
    "l": 0.67512,
    "c": 0.17446,
    "h": 25.7
  },
  "luminance": 0.28047
}

Semantic roles & 50–950 ramp

primary

#EF635C

secondary

#BAEAEC

accent

#D4DF07

background

#FFF9F8

surface

#FFF2F0

border

#D7CCCB

text

#190E0B

muted

#877E7C

Preview Lab

Preview with #EF635C

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

Preview Lab → · Contrast checker → · Palette generator →