#EF655B#EF655B

#EF655B is a light, vivid red. Relative luminance 0.284; OKLCH L 67.8% C 0.173 H 26.8°. Best body text is #000000 at 6.68:1 contrast (WCAG AA passes).

Color values

HEX	#EF655B
RGB	rgb(239, 101, 91)
HSL	hsl(4, 82%, 65%)
HSV	hsv(4, 62%, 94%)
CMYK	cmyk(0%, 57.7%, 61.9%, 6.3%)
CIE-LAB	lab(60.27, 52.54, 32.60)
CIE-LCH	lch(60.27, 61.83, 31.82°)
OKLab	oklab(67.76% 0.154 0.0778)
OKLCH	oklch(67.76% 0.173 26.8)
XYZ	xyz(42.1425, 28.4188, 13.1617)
Luminance	0.2841 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EF655B #5BE5EF

analogous

#EF5B9B #EF655B #EFAF5B

triadic

#EF655B #5BEF65 #655BEF

tetradic

#EF655B #9BEF5B #5BE5EF #AF5BEF

square

#EF655B #9BEF5B #5BE5EF #AF5BEF

split-complementary

#EF655B #5BEFAF #5B9BEF

monochromatic

#BD1E12 #EA3123 #EF655B #F49993 #FACECB

Accessibility & contrast

On white

3.14

#EF655B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.68

#EF655B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #EF655B

6.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EF655B	#FFFFFF	#000000	##000000
##EF655B	1.00	3.14	6.68	6.68
#FFFFFF	3.14	1.00	21.00	21.00
#000000	6.68	21.00	1.00	1.00
##000000	6.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#887F59

Deuteranopia (green-blind)

#AB9C58

Tritanopia (blue-blind)

#FF4A63

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #ef655b;
/* rgb */ color: rgb(239, 101, 91);
/* oklch */ color: oklch(67.8% 0.173 26.8);

Tailwind

colors: {
  custom: {
    50: '#fb9589',
    500: '#ef655b',
    950: '#000000',
  },
}

SCSS

$custom: #ef655b;
$custom-light: #fb9589;
$custom-dark: #000000;

JSON

{
  "hex": "#ef655b",
  "rgb": {
    "r": 239,
    "g": 101,
    "b": 91
  },
  "hsl": {
    "h": 4.054,
    "s": 82.222,
    "l": 64.706
  },
  "oklch": {
    "l": 0.67755,
    "c": 0.17251,
    "h": 26.8
  },
  "luminance": 0.28413
}

Semantic roles & 50–950 ramp

primary

#EF655B

secondary

#BAE9EC

accent

#D0DF07

background

#FFF9F8

surface

#FFF2F0

border

#D7CCCB

text

#190E0B

muted

#877E7C

Preview Lab

Preview with #EF655B

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

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