#4E87CB#4E87CB

#4E87CB is a mid, vivid cyan. Relative luminance 0.233; OKLCH L 61.5% C 0.120 H 253.9°. Best body text is #000000 at 5.65:1 contrast (WCAG AA passes).

Color values

HEX	#4E87CB
RGB	rgb(78, 135, 203)
HSL	hsl(213, 55%, 55%)
HSV	hsv(213, 62%, 80%)
CMYK	cmyk(61.6%, 33.5%, 0%, 20.4%)
CIE-LAB	lab(55.34, 2.19, -40.78)
CIE-LCH	lch(55.34, 40.84, 273.08°)
OKLab	oklab(61.5% -0.0332 -0.1154)
OKLCH	oklch(61.5% 0.12 253.9)
XYZ	xyz(22.5815, 23.2573, 59.7874)
Luminance	0.2326 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E87CB #CB924E

analogous

#4EC5CB #4E87CB #544ECB

triadic

#4E87CB #CB4E87 #87CB4E

tetradic

#4E87CB #CB4EC5 #CB924E #4ECB54

square

#4E87CB #CB4EC5 #CB924E #4ECB54

split-complementary

#4E87CB #CB544E #C5CB4E

monochromatic

#244B7B #3269AA #4E87CB #7DA7D9 #ADC7E7

Accessibility & contrast

On white

3.72

#4E87CB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.65

#4E87CB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4E87CB

5.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E87CB	#FFFFFF	#000000	##000000
##4E87CB	1.00	3.72	5.65	5.65
#FFFFFF	3.72	1.00	21.00	21.00
#000000	5.65	21.00	1.00	1.00
##000000	5.65	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A8BCE

Deuteranopia (green-blind)

#597FCA

Tritanopia (blue-blind)

#0097A0

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #4e87cb;
/* rgb */ color: rgb(78, 135, 203);
/* oklch */ color: oklch(61.5% 0.120 253.9);

Tailwind

colors: {
  custom: {
    50: '#8aa9db',
    500: '#4e87cb',
    950: '#000000',
  },
}

SCSS

$custom: #4e87cb;
$custom-light: #8aa9db;
$custom-dark: #000000;

JSON

{
  "hex": "#4e87cb",
  "rgb": {
    "r": 78,
    "g": 135,
    "b": 203
  },
  "hsl": {
    "h": 212.64,
    "s": 54.585,
    "l": 55.098
  },
  "oklch": {
    "l": 0.61503,
    "c": 0.12005,
    "h": 253.9
  },
  "luminance": 0.23259
}

Semantic roles & 50–950 ramp

primary

#4E87CB

secondary

#D5BDA0

accent

#9A4ADE

background

#F9FAFD

surface

#F1F4FB

border

#CBCED4

text

#0D0F15

muted

#7E7F83

Preview Lab

Preview with #4E87CB

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

Preview Lab → · Contrast checker → · Palette generator →