#4E87BB#4E87BB

#4E87BB is a mid, moderate cyan. Relative luminance 0.225; OKLCH L 60.7% C 0.100 H 247.7°. Best body text is #000000 at 5.51:1 contrast (WCAG AA passes).

Color values

HEX	#4E87BB
RGB	rgb(78, 135, 187)
HSL	hsl(209, 44%, 52%)
HSV	hsv(209, 58%, 73%)
CMYK	cmyk(58.3%, 27.8%, 0%, 26.7%)
CIE-LAB	lab(54.59, -3.09, -32.86)
CIE-LCH	lch(54.59, 33.01, 264.63°)
OKLab	oklab(60.67% -0.0379 -0.0924)
OKLCH	oklch(60.67% 0.1 247.7)
XYZ	xyz(20.7722, 22.5337, 50.2588)
Luminance	0.2254 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E87BB #BB824E

analogous

#4EBBB9 #4E87BB #4E51BB

triadic

#4E87BB #BB4E87 #87BB4E

tetradic

#4E87BB #B94EBB #BB824E #51BB4E

square

#4E87BB #B94EBB #BB824E #51BB4E

split-complementary

#4E87BB #BB4E51 #BBB94E

monochromatic

#284967 #396893 #4E87BB #7AA5CC #A6C3DD

Accessibility & contrast

On white

3.81

#4E87BB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.51

#4E87BB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4E87BB

5.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E87BB	#FFFFFF	#000000	##000000
##4E87BB	1.00	3.81	5.51	5.51
#FFFFFF	3.81	1.00	21.00	21.00
#000000	5.51	21.00	1.00	1.00
##000000	5.51	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7189BD

Deuteranopia (green-blind)

#627EBA

Tritanopia (blue-blind)

#009399

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #4e87bb;
/* rgb */ color: rgb(78, 135, 187);
/* oklch */ color: oklch(60.7% 0.100 247.7);

Tailwind

colors: {
  custom: {
    50: '#88a9cf',
    500: '#4e87bb',
    950: '#000000',
  },
}

SCSS

$custom: #4e87bb;
$custom-light: #88a9cf;
$custom-dark: #000000;

JSON

{
  "hex": "#4e87bb",
  "rgb": {
    "r": 78,
    "g": 135,
    "b": 187
  },
  "hsl": {
    "h": 208.624,
    "s": 44.49,
    "l": 51.961
  },
  "oklch": {
    "l": 0.60671,
    "c": 0.09984,
    "h": 247.7
  },
  "luminance": 0.22536
}

Semantic roles & 50–950 ramp

primary

#4E87BB

secondary

#CAB19B

accent

#9154D4

background

#F8FAFC

surface

#F0F4F9

border

#CBCED2

text

#0C0F14

muted

#7D7F82

Preview Lab

Preview with #4E87BB

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

Preview Lab → · Contrast checker → · Palette generator →