#4E81B2#4E81B2

#4E81B2 is a mid, moderate cyan. Relative luminance 0.205; OKLCH L 58.8% C 0.094 H 248.8°. Best body text is #000000 at 5.11:1 contrast (WCAG AA passes).

Color values

HEX	#4E81B2
RGB	rgb(78, 129, 178)
HSL	hsl(209, 39%, 50%)
HSV	hsv(209, 56%, 70%)
CMYK	cmyk(56.2%, 27.5%, 0%, 30.2%)
CIE-LAB	lab(52.43, -2.49, -31.06)
CIE-LCH	lch(52.43, 31.16, 265.41°)
OKLab	oklab(58.84% -0.0339 -0.0872)
OKLCH	oklch(58.84% 0.094 248.8)
XYZ	xyz(19.0251, 20.5330, 45.0715)
Luminance	0.2054 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E81B2 #B27F4E

analogous

#4EB2B1 #4E81B2 #4E4FB2

triadic

#4E81B2 #B24E81 #81B24E

tetradic

#4E81B2 #B14EB2 #B27F4E #4FB24E

square

#4E81B2 #B14EB2 #B27F4E #4FB24E

split-complementary

#4E81B2 #B24E4F #B2B14E

monochromatic

#29435D #3B6288 #4E81B2 #799FC5 #A3BED7

Accessibility & contrast

On white

4.11

#4E81B2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.11

#4E81B2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4E81B2

5.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E81B2	#FFFFFF	#000000	##000000
##4E81B2	1.00	4.11	5.11	5.11
#FFFFFF	4.11	1.00	21.00	21.00
#000000	5.11	21.00	1.00	1.00
##000000	5.11	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6D83B4

Deuteranopia (green-blind)

#5F79B1

Tritanopia (blue-blind)

#008C92

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #4e81b2;
/* rgb */ color: rgb(78, 129, 178);
/* oklch */ color: oklch(58.8% 0.094 248.8);

Tailwind

colors: {
  custom: {
    50: '#87a5c9',
    500: '#4e81b2',
    950: '#000000',
  },
}

SCSS

$custom: #4e81b2;
$custom-light: #87a5c9;
$custom-dark: #000000;

JSON

{
  "hex": "#4e81b2",
  "rgb": {
    "r": 78,
    "g": 129,
    "b": 178
  },
  "hsl": {
    "h": 209.4,
    "s": 39.37,
    "l": 50.196
  },
  "oklch": {
    "l": 0.58843,
    "c": 0.09356,
    "h": 248.8
  },
  "luminance": 0.20535
}

Semantic roles & 50–950 ramp

primary

#4E81B2

secondary

#C4AD98

accent

#9359CF

background

#F8FAFC

surface

#F0F4F8

border

#CBCED1

text

#0C0F13

muted

#7D7F82

Preview Lab

Preview with #4E81B2

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

Preview Lab → · Contrast checker → · Palette generator →