#EF5F5F#EF5F5F

#EF5F5F is a light, vivid red. Relative luminance 0.274; OKLCH L 67.1% C 0.178 H 23.2°. Best body text is #000000 at 6.47:1 contrast (WCAG AA passes).

Color values

HEX	#EF5F5F
RGB	rgb(239, 95, 95)
HSL	hsl(0, 82%, 65%)
HSV	hsv(0, 60%, 94%)
CMYK	cmyk(0%, 60.3%, 60.3%, 6.3%)
CIE-LAB	lab(59.31, 55.48, 29.13)
CIE-LCH	lch(59.31, 62.66, 27.70°)
OKLab	oklab(67.06% 0.1639 0.0702)
OKLCH	oklch(67.06% 0.178 23.2)
XYZ	xyz(41.7583, 27.3668, 13.9076)
Luminance	0.2736 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EF5F5F #5FEFEF

analogous

#EF5FA7 #EF5F5F #EFA75F

triadic

#EF5F5F #5FEF5F #5F5FEF

tetradic

#EF5F5F #A7EF5F #5FEFEF #A75FEF

square

#EF5F5F #A7EF5F #5FEFEF #A75FEF

split-complementary

#EF5F5F #5FEFA7 #5FA7EF

monochromatic

#C01313 #E92727 #EF5F5F #F59797 #FACECE

Accessibility & contrast

On white

3.24

#EF5F5F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.47

#EF5F5F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #EF5F5F

6.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EF5F5F	#FFFFFF	#000000	##000000
##EF5F5F	1.00	3.24	6.47	6.47
#FFFFFF	3.24	1.00	21.00	21.00
#000000	6.47	21.00	1.00	1.00
##000000	6.47	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#837C5E

Deuteranopia (green-blind)

#A89A5B

Tritanopia (blue-blind)

#FF4360

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #ef5f5f;
/* rgb */ color: rgb(239, 95, 95);
/* oklch */ color: oklch(67.1% 0.178 23.2);

Tailwind

colors: {
  custom: {
    50: '#fb928c',
    500: '#ef5f5f',
    950: '#000000',
  },
}

SCSS

$custom: #ef5f5f;
$custom-light: #fb928c;
$custom-dark: #000000;

JSON

{
  "hex": "#ef5f5f",
  "rgb": {
    "r": 239,
    "g": 95,
    "b": 95
  },
  "hsl": {
    "h": 0,
    "s": 81.818,
    "l": 65.49
  },
  "oklch": {
    "l": 0.67058,
    "c": 0.17834,
    "h": 23.2
  },
  "luminance": 0.27361
}

Semantic roles & 50–950 ramp

primary

#EF5F5F

secondary

#BDEDED

accent

#DEDE07

background

#FFF9F8

surface

#FFF2F0

border

#D7CCCB

text

#190D0C

muted

#877E7D

Preview Lab

Preview with #EF5F5F

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

Preview Lab → · Contrast checker → · Palette generator →