#EF5548#EF5548

#EF5548 is a light, vivid red. Relative luminance 0.253; OKLCH L 65.5% C 0.192 H 28.3°. Best body text is #000000 at 6.06:1 contrast (WCAG AA passes).

Color values

HEX	#EF5548
RGB	rgb(239, 85, 72)
HSL	hsl(5, 84%, 61%)
HSV	hsv(5, 70%, 94%)
CMYK	cmyk(0%, 64.4%, 69.9%, 6.3%)
CIE-LAB	lab(57.39, 58.43, 39.70)
CIE-LCH	lch(57.39, 70.64, 34.19°)
OKLab	oklab(65.5% 0.1689 0.0909)
OKLCH	oklch(65.5% 0.192 28.3)
XYZ	xyz(40.0190, 25.3213, 8.9099)
Luminance	0.2532 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EF5548 #48E2EF

analogous

#EF488E #EF5548 #EFA948

triadic

#EF5548 #48EF55 #5548EF

tetradic

#EF5548 #8EEF48 #48E2EF #A948EF

square

#EF5548 #8EEF48 #48E2EF #A948EF

split-complementary

#EF5548 #48EFA9 #488EEF

monochromatic

#AD1B0F #E62414 #EF5548 #F48980 #F9BEB9

Accessibility & contrast

On white

3.46

#EF5548 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.06

#EF5548 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #EF5548

6.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EF5548	#FFFFFF	#000000	##000000
##EF5548	1.00	3.46	6.06	6.06
#FFFFFF	3.46	1.00	21.00	21.00
#000000	6.06	21.00	1.00	1.00
##000000	6.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7F7546

Deuteranopia (green-blind)

#A69643

Tritanopia (blue-blind)

#FF2D53

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #ef5548;
/* rgb */ color: rgb(239, 85, 72);
/* oklch */ color: oklch(65.5% 0.192 28.3);

Tailwind

colors: {
  custom: {
    50: '#fc8c7b',
    500: '#ef5548',
    950: '#000000',
  },
}

SCSS

$custom: #ef5548;
$custom-light: #fc8c7b;
$custom-dark: #000000;

JSON

{
  "hex": "#ef5548",
  "rgb": {
    "r": 239,
    "g": 85,
    "b": 72
  },
  "hsl": {
    "h": 4.671,
    "s": 83.92,
    "l": 60.98
  },
  "oklch": {
    "l": 0.65503,
    "c": 0.19185,
    "h": 28.3
  },
  "luminance": 0.25316
}

Semantic roles & 50–950 ramp

primary

#EF5548

secondary

#AAE4E9

accent

#CFE005

background

#FFF8F7

surface

#FFF0EE

border

#D7CBC9

text

#190D09

muted

#867D7B

Preview Lab

Preview with #EF5548

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

Preview Lab → · Contrast checker → · Palette generator →