#EF6358#EF6358

#EF6358 is a light, vivid red. Relative luminance 0.280; OKLCH L 67.4% C 0.175 H 27.2°. Best body text is #000000 at 6.60:1 contrast (WCAG AA passes).

Color values

HEX	#EF6358
RGB	rgb(239, 99, 88)
HSL	hsl(4, 83%, 64%)
HSV	hsv(4, 63%, 94%)
CMYK	cmyk(0%, 58.6%, 63.2%, 6.3%)
CIE-LAB	lab(59.87, 53.26, 33.80)
CIE-LCH	lch(59.87, 63.08, 32.40°)
OKLab	oklab(67.45% 0.1557 0.0801)
OKLCH	oklch(67.45% 0.175 27.2)
XYZ	xyz(41.8239, 27.9844, 12.4298)
Luminance	0.2798 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EF6358 #58E4EF

analogous

#EF5899 #EF6358 #EFAF58

triadic

#EF6358 #58EF63 #6358EF

tetradic

#EF6358 #99EF58 #58E4EF #AF58EF

square

#EF6358 #99EF58 #58E4EF #AF58EF

split-complementary

#EF6358 #58EFAF #5899EF

monochromatic

#BB1E12 #EA2F20 #EF6358 #F49790 #FACBC8

Accessibility & contrast

On white

3.18

#EF6358 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.60

#EF6358 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #EF6358

6.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EF6358	#FFFFFF	#000000	##000000
##EF6358	1.00	3.18	6.60	6.60
#FFFFFF	3.18	1.00	21.00	21.00
#000000	6.60	21.00	1.00	1.00
##000000	6.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#877D56

Deuteranopia (green-blind)

#AA9C54

Tritanopia (blue-blind)

#FF4761

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #ef6358;
/* rgb */ color: rgb(239, 99, 88);
/* oklch */ color: oklch(67.4% 0.175 27.2);

Tailwind

colors: {
  custom: {
    50: '#fb9487',
    500: '#ef6358',
    950: '#000000',
  },
}

SCSS

$custom: #ef6358;
$custom-light: #fb9487;
$custom-dark: #000000;

JSON

{
  "hex": "#ef6358",
  "rgb": {
    "r": 239,
    "g": 99,
    "b": 88
  },
  "hsl": {
    "h": 4.371,
    "s": 82.514,
    "l": 64.118
  },
  "oklch": {
    "l": 0.67446,
    "c": 0.17512,
    "h": 27.2
  },
  "luminance": 0.27979
}

Semantic roles & 50–950 ramp

primary

#EF6358

secondary

#B7E8EC

accent

#CFDF07

background

#FFF9F8

surface

#FFF2EF

border

#D7CCCA

text

#190E0B

muted

#877E7C

Preview Lab

Preview with #EF6358

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

Preview Lab → · Contrast checker → · Palette generator →