#4E78AA#4E78AA

#4E78AA is a mid, moderate cyan. Relative luminance 0.180; OKLCH L 56.4% C 0.091 H 253.6°. Best body text is #000000 at 4.59:1 contrast (WCAG AA passes).

Color values

HEX	#4E78AA
RGB	rgb(78, 120, 170)
HSL	hsl(213, 37%, 49%)
HSV	hsv(213, 54%, 67%)
CMYK	cmyk(54.1%, 29.4%, 0%, 33.3%)
CIE-LAB	lab(49.44, 0.26, -31.11)
CIE-LCH	lch(49.44, 31.11, 270.48°)
OKLab	oklab(56.37% -0.0258 -0.0874)
OKLCH	oklch(56.37% 0.091 253.6)
XYZ	xyz(17.1115, 17.9536, 40.5861)
Luminance	0.1795 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E78AA #AA804E

analogous

#4EA6AA #4E78AA #524EAA

triadic

#4E78AA #AA4E78 #78AA4E

tetradic

#4E78AA #AA4EA6 #AA804E #4EAA52

square

#4E78AA #AA4EA6 #AA804E #4EAA52

split-complementary

#4E78AA #AA524E #A6AA4E

monochromatic

#283D56 #3B5A80 #4E78AA #7597C0 #9FB7D3

Accessibility & contrast

On white

4.57

#4E78AA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.59

#4E78AA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4E78AA

4.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E78AA	#FFFFFF	#000000	##000000
##4E78AA	1.00	4.57	4.59	4.59
#FFFFFF	4.57	1.00	21.00	21.00
#000000	4.59	21.00	1.00	1.00
##000000	4.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#647AAC

Deuteranopia (green-blind)

#5872A9

Tritanopia (blue-blind)

#18838A

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #4e78aa;
/* rgb */ color: rgb(78, 120, 170);
/* oklch */ color: oklch(56.4% 0.091 253.6);

Tailwind

colors: {
  custom: {
    50: '#869ec3',
    500: '#4e78aa',
    950: '#000000',
  },
}

SCSS

$custom: #4e78aa;
$custom-light: #869ec3;
$custom-dark: #000000;

JSON

{
  "hex": "#4e78aa",
  "rgb": {
    "r": 78,
    "g": 120,
    "b": 170
  },
  "hsl": {
    "h": 212.609,
    "s": 37.097,
    "l": 48.627
  },
  "oklch": {
    "l": 0.56371,
    "c": 0.0911,
    "h": 253.6
  },
  "luminance": 0.17955
}

Semantic roles & 50–950 ramp

primary

#4E78AA

secondary

#C0AC94

accent

#995BCD

background

#F8F9FC

surface

#F0F2F8

border

#CBCCD1

text

#0C0E12

muted

#7D7E81

Preview Lab

Preview with #4E78AA

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

Preview Lab → · Contrast checker → · Palette generator →