#4E87CC#4E87CC

#4E87CC is a mid, vivid cyan. Relative luminance 0.233; OKLCH L 61.6% C 0.121 H 254.2°. Best body text is #000000 at 5.66:1 contrast (WCAG AA passes).

Color values

HEX	#4E87CC
RGB	rgb(78, 135, 204)
HSL	hsl(213, 55%, 55%)
HSV	hsv(213, 62%, 80%)
CMYK	cmyk(61.8%, 33.8%, 0%, 20%)
CIE-LAB	lab(55.39, 2.53, -41.27)
CIE-LCH	lch(55.39, 41.35, 273.50°)
OKLab	oklab(61.56% -0.0329 -0.1168)
OKLCH	oklch(61.56% 0.121 254.2)
XYZ	xyz(22.7010, 23.3052, 60.4171)
Luminance	0.2331 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E87CC #CC934E

analogous

#4EC6CC #4E87CC #544ECC

triadic

#4E87CC #CC4E87 #87CC4E

tetradic

#4E87CC #CC4EC6 #CC934E #4ECC54

square

#4E87CC #CC4EC6 #CC934E #4ECC54

split-complementary

#4E87CC #CC544E #C6CC4E

monochromatic

#244C7C #3169AB #4E87CC #7EA7DA #ADC7E7

Accessibility & contrast

On white

3.71

#4E87CC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.66

#4E87CC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4E87CC

5.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E87CC	#FFFFFF	#000000	##000000
##4E87CC	1.00	3.71	5.66	5.66
#FFFFFF	3.71	1.00	21.00	21.00
#000000	5.66	21.00	1.00	1.00
##000000	5.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A8BCF

Deuteranopia (green-blind)

#597FCB

Tritanopia (blue-blind)

#0097A0

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #4e87cc;
/* rgb */ color: rgb(78, 135, 204);
/* oklch */ color: oklch(61.6% 0.121 254.2);

Tailwind

colors: {
  custom: {
    50: '#8aa9dc',
    500: '#4e87cc',
    950: '#000000',
  },
}

SCSS

$custom: #4e87cc;
$custom-light: #8aa9dc;
$custom-dark: #000000;

JSON

{
  "hex": "#4e87cc",
  "rgb": {
    "r": 78,
    "g": 135,
    "b": 204
  },
  "hsl": {
    "h": 212.857,
    "s": 55.263,
    "l": 55.294
  },
  "oklch": {
    "l": 0.61557,
    "c": 0.12135,
    "h": 254.2
  },
  "luminance": 0.23307
}

Semantic roles & 50–950 ramp

primary

#4E87CC

secondary

#D5BDA1

accent

#9B49DF

background

#F9FAFD

surface

#F1F4FB

border

#CBCED4

text

#0D0F15

muted

#7E7F83

Preview Lab

Preview with #4E87CC

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

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