#4E87AB#4E87AB

#4E87AB is a mid, moderate cyan. Relative luminance 0.219; OKLCH L 59.9% C 0.081 H 237.9°. Best body text is #000000 at 5.38:1 contrast (WCAG AA passes).

Color values

HEX	#4E87AB
RGB	rgb(78, 135, 171)
HSL	hsl(203, 37%, 49%)
HSV	hsv(203, 54%, 67%)
CMYK	cmyk(54.4%, 21.1%, 0%, 32.9%)
CIE-LAB	lab(53.91, -8.18, -24.75)
CIE-LCH	lch(53.91, 26.07, 251.72°)
OKLab	oklab(59.91% -0.0433 -0.069)
OKLCH	oklch(59.91% 0.081 237.9)
XYZ	xyz(19.1538, 21.8863, 41.7353)
Luminance	0.2189 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E87AB #AB724E

analogous

#4EABA1 #4E87AB #4E59AB

triadic

#4E87AB #AB4E87 #87AB4E

tetradic

#4E87AB #A14EAB #AB724E #59AB4E

square

#4E87AB #A14EAB #AB724E #59AB4E

split-complementary

#4E87AB #AB4E59 #ABA14E

monochromatic

#284557 #3B6681 #4E87AB #76A4C0 #A0C0D4

Accessibility & contrast

On white

3.91

#4E87AB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.38

#4E87AB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4E87AB

5.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E87AB	#FFFFFF	#000000	##000000
##4E87AB	1.00	3.91	5.38	5.38
#FFFFFF	3.91	1.00	21.00	21.00
#000000	5.38	21.00	1.00	1.00
##000000	5.38	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7786AD

Deuteranopia (green-blind)

#6A7DAA

Tritanopia (blue-blind)

#0E9093

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #4e87ab;
/* rgb */ color: rgb(78, 135, 171);
/* oklch */ color: oklch(59.9% 0.081 237.9);

Tailwind

colors: {
  custom: {
    50: '#86a9c4',
    500: '#4e87ab',
    950: '#000000',
  },
}

SCSS

$custom: #4e87ab;
$custom-light: #86a9c4;
$custom-dark: #000000;

JSON

{
  "hex": "#4e87ab",
  "rgb": {
    "r": 78,
    "g": 135,
    "b": 171
  },
  "hsl": {
    "h": 203.226,
    "s": 37.349,
    "l": 48.824
  },
  "oklch": {
    "l": 0.59906,
    "c": 0.08149,
    "h": 237.9
  },
  "luminance": 0.21888
}

Semantic roles & 50–950 ramp

primary

#4E87AB

secondary

#C1A594

accent

#875ACD

background

#F8FAFC

surface

#F0F4F8

border

#CBCED1

text

#0C1012

muted

#7D7F81

Preview Lab

Preview with #4E87AB

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

Preview Lab → · Contrast checker → · Palette generator →