#4D90E2#4D90E2

#4D90E2 is a light, vivid cyan. Relative luminance 0.270; OKLCH L 64.7% C 0.141 H 254.7°. Best body text is #000000 at 6.40:1 contrast (WCAG AA passes).

Color values

HEX	#4D90E2
RGB	rgb(77, 144, 226)
HSL	hsl(213, 72%, 59%)
HSV	hsv(213, 66%, 89%)
CMYK	cmyk(65.9%, 36.3%, 0%, 11.4%)
CIE-LAB	lab(58.99, 4.48, -47.92)
CIE-LCH	lch(58.99, 48.13, 275.34°)
OKLab	oklab(64.72% -0.0373 -0.1361)
OKLCH	oklch(64.72% 0.141 254.7)
XYZ	xyz(26.7563, 27.0126, 75.7406)
Luminance	0.2702 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D90E2 #E29F4D

analogous

#4DDBE2 #4D90E2 #554DE2

triadic

#4D90E2 #E24D90 #90E24D

tetradic

#4D90E2 #E24DDB #E29F4D #4DE255

square

#4D90E2 #E24DDB #E29F4D #4DE255

split-complementary

#4D90E2 #E2554D #DBE24D

monochromatic

#19549B #2270D0 #4D90E2 #82B1EB #B6D2F3

Accessibility & contrast

On white

3.28

#4D90E2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.40

#4D90E2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4D90E2

6.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D90E2	#FFFFFF	#000000	##000000
##4D90E2	1.00	3.28	6.40	6.40
#FFFFFF	3.28	1.00	21.00	21.00
#000000	6.40	21.00	1.00	1.00
##000000	6.40	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6C96E5

Deuteranopia (green-blind)

#5688E0

Tritanopia (blue-blind)

#00A3AE

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #4d90e2;
/* rgb */ color: rgb(77, 144, 226);
/* oklch */ color: oklch(64.7% 0.141 254.7);

Tailwind

colors: {
  custom: {
    50: '#8db0eb',
    500: '#4d90e2',
    950: '#000000',
  },
}

SCSS

$custom: #4d90e2;
$custom-light: #8db0eb;
$custom-dark: #000000;

JSON

{
  "hex": "#4d90e2",
  "rgb": {
    "r": 77,
    "g": 144,
    "b": 226
  },
  "hsl": {
    "h": 213.02,
    "s": 71.981,
    "l": 59.412
  },
  "oklch": {
    "l": 0.64718,
    "c": 0.14114,
    "h": 254.7
  },
  "luminance": 0.27015
}

Semantic roles & 50–950 ramp

primary

#4D90E2

secondary

#E2C8A8

accent

#9D39EF

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0D1016

muted

#7E7F84

Preview Lab

Preview with #4D90E2

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

Preview Lab → · Contrast checker → · Palette generator →