#EF6340#EF6340

#EF6340 is a light, vivid red. Relative luminance 0.276; OKLCH L 67.1% C 0.180 H 35.2°. Best body text is #000000 at 6.53:1 contrast (WCAG AA passes).

Color values

HEX	#EF6340
RGB	rgb(239, 99, 64)
HSL	hsl(12, 85%, 59%)
HSV	hsv(12, 73%, 94%)
CMYK	cmyk(0%, 58.6%, 73.2%, 6.3%)
CIE-LAB	lab(59.57, 52.02, 46.43)
CIE-LCH	lch(59.57, 69.72, 41.75°)
OKLab	oklab(67.12% 0.1475 0.104)
OKLCH	oklch(67.12% 0.18 35.2)
XYZ	xyz(40.9881, 27.6501, 8.0282)
Luminance	0.2764 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EF6340 #40CCEF

analogous

#EF4075 #EF6340 #EFBB40

triadic

#EF6340 #40EF63 #6340EF

tetradic

#EF6340 #75EF40 #40CCEF #BB40EF

square

#EF6340 #75EF40 #40CCEF #BB40EF

split-complementary

#EF6340 #40EFBB #4075EF

monochromatic

#A72C0E #DF3C13 #EF6340 #F49178 #F8BFB1

Accessibility & contrast

On white

3.22

#EF6340 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.53

#EF6340 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #EF6340

6.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EF6340	#FFFFFF	#000000	##000000
##EF6340	1.00	3.22	6.53	6.53
#FFFFFF	3.22	1.00	21.00	21.00
#000000	6.53	21.00	1.00	1.00
##000000	6.53	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8A7C3C

Deuteranopia (green-blind)

#AC9B3C

Tritanopia (blue-blind)

#FF435C

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #ef6340;
/* rgb */ color: rgb(239, 99, 64);
/* oklch */ color: oklch(67.1% 0.180 35.2);

Tailwind

colors: {
  custom: {
    50: '#fc9476',
    500: '#ef6340',
    950: '#000000',
  },
}

SCSS

$custom: #ef6340;
$custom-light: #fc9476;
$custom-dark: #000000;

JSON

{
  "hex": "#ef6340",
  "rgb": {
    "r": 239,
    "g": 99,
    "b": 64
  },
  "hsl": {
    "h": 12,
    "s": 84.541,
    "l": 59.412
  },
  "oklch": {
    "l": 0.67119,
    "c": 0.18041,
    "h": 35.2
  },
  "luminance": 0.27645
}

Semantic roles & 50–950 ramp

primary

#EF6340

secondary

#A3DAE7

accent

#D2FB2D

background

#FFF9F7

surface

#FFF2ED

border

#D7CCC8

text

#190D09

muted

#867E7B

Preview Lab

Preview with #EF6340

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

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