#EF577B#EF577B

#EF577B is a light, vivid red. Relative luminance 0.266; OKLCH L 66.7% C 0.188 H 9.4°. Best body text is #000000 at 6.32:1 contrast (WCAG AA passes).

Color values

HEX	#EF577B
RGB	rgb(239, 87, 123)
HSL	hsl(346, 83%, 64%)
HSV	hsv(346, 64%, 94%)
CMYK	cmyk(0%, 63.6%, 48.5%, 6.3%)
CIE-LAB	lab(58.60, 61.02, 11.94)
CIE-LCH	lch(58.60, 62.18, 11.07°)
OKLab	oklab(66.71% 0.1853 0.0308)
OKLCH	oklch(66.71% 0.188 9.4)
XYZ	xyz(42.5834, 26.6025, 21.6274)
Luminance	0.2660 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EF577B #57EFCB

analogous

#EF57C7 #EF577B #EF7F57

triadic

#EF577B #7BEF57 #577BEF

tetradic

#EF577B #C7EF57 #57EFCB #7F57EF

square

#EF577B #C7EF57 #57EFCB #7F57EF

split-complementary

#EF577B #57EF7F #57C7EF

monochromatic

#BA123A #EA1F4F #EF577B #F48FA7 #FAC7D3

Accessibility & contrast

On white

3.32

#EF577B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.32

#EF577B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #EF577B

6.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EF577B	#FFFFFF	#000000	##000000
##EF577B	1.00	3.32	6.32	6.32
#FFFFFF	3.32	1.00	21.00	21.00
#000000	6.32	21.00	1.00	1.00
##000000	6.32	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#797A7C

Deuteranopia (green-blind)

#A09877

Tritanopia (blue-blind)

#FF3F65

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #ef577b;
/* rgb */ color: rgb(239, 87, 123);
/* oklch */ color: oklch(66.7% 0.188 9.4);

Tailwind

colors: {
  custom: {
    50: '#fa8ea1',
    500: '#ef577b',
    950: '#000000',
  },
}

SCSS

$custom: #ef577b;
$custom-light: #fa8ea1;
$custom-dark: #000000;

JSON

{
  "hex": "#ef577b",
  "rgb": {
    "r": 239,
    "g": 87,
    "b": 123
  },
  "hsl": {
    "h": 345.789,
    "s": 82.609,
    "l": 63.922
  },
  "oklch": {
    "l": 0.6671,
    "c": 0.18782,
    "h": 9.4
  },
  "luminance": 0.26597
}

Semantic roles & 50–950 ramp

primary

#EF577B

secondary

#B6ECDF

accent

#DFAC06

background

#FFF9F9

surface

#FFF1F2

border

#D7CBCC

text

#180D0E

muted

#867E7E

Preview Lab

Preview with #EF577B

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

Preview Lab → · Contrast checker → · Palette generator →