#4E90E2#4E90E2

#4E90E2 is a light, vivid cyan. Relative luminance 0.271; OKLCH L 64.8% C 0.141 H 255.0°. Best body text is #000000 at 6.41:1 contrast (WCAG AA passes).

Color values

HEX	#4E90E2
RGB	rgb(78, 144, 226)
HSL	hsl(213, 72%, 60%)
HSV	hsv(213, 65%, 89%)
CMYK	cmyk(65.5%, 36.3%, 0%, 11.4%)
CIE-LAB	lab(59.02, 4.64, -47.86)
CIE-LCH	lch(59.02, 48.08, 275.54°)
OKLab	oklab(64.76% -0.0365 -0.1359)
OKLCH	oklch(64.76% 0.141 255)
XYZ	xyz(26.8376, 27.0545, 75.7444)
Luminance	0.2706 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E90E2 #E2A04E

analogous

#4EDAE2 #4E90E2 #564EE2

triadic

#4E90E2 #E24E90 #90E24E

tetradic

#4E90E2 #E24EDA #E2A04E #4EE256

square

#4E90E2 #E24EDA #E2A04E #4EE256

split-complementary

#4E90E2 #E2564E #DAE24E

monochromatic

#1A549C #2270D1 #4E90E2 #83B1EB #B7D2F3

Accessibility & contrast

On white

3.28

#4E90E2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.41

#4E90E2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4E90E2

6.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E90E2	#FFFFFF	#000000	##000000
##4E90E2	1.00	3.28	6.41	6.41
#FFFFFF	3.28	1.00	21.00	21.00
#000000	6.41	21.00	1.00	1.00
##000000	6.41	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6C96E5

Deuteranopia (green-blind)

#5788E0

Tritanopia (blue-blind)

#00A3AE

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #4e90e2;
/* rgb */ color: rgb(78, 144, 226);
/* oklch */ color: oklch(64.8% 0.141 255.0);

Tailwind

colors: {
  custom: {
    50: '#8eb0eb',
    500: '#4e90e2',
    950: '#000000',
  },
}

SCSS

$custom: #4e90e2;
$custom-light: #8eb0eb;
$custom-dark: #000000;

JSON

{
  "hex": "#4e90e2",
  "rgb": {
    "r": 78,
    "g": 144,
    "b": 226
  },
  "hsl": {
    "h": 213.243,
    "s": 71.845,
    "l": 59.608
  },
  "oklch": {
    "l": 0.64759,
    "c": 0.14075,
    "h": 255
  },
  "luminance": 0.27057
}

Semantic roles & 50–950 ramp

primary

#4E90E2

secondary

#E3C9A9

accent

#9E39EF

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0D1016

muted

#7E7F84

Preview Lab

Preview with #4E90E2

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

Preview Lab → · Contrast checker → · Palette generator →