#4A90E6#4A90E6

#4A90E6 is a light, vivid cyan. Relative luminance 0.271; OKLCH L 64.8% C 0.147 H 254.9°. Best body text is #000000 at 6.42:1 contrast (WCAG AA passes).

Color values

HEX	#4A90E6
RGB	rgb(74, 144, 230)
HSL	hsl(213, 76%, 60%)
HSV	hsv(213, 68%, 90%)
CMYK	cmyk(67.8%, 37.4%, 0%, 9.8%)
CIE-LAB	lab(59.08, 5.37, -50.01)
CIE-LCH	lch(59.08, 50.30, 276.13°)
OKLab	oklab(64.83% -0.0384 -0.1423)
OKLCH	oklch(64.83% 0.147 254.9)
XYZ	xyz(27.0750, 27.1127, 78.6540)
Luminance	0.2712 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4A90E6 #E6A04A

analogous

#4ADEE6 #4A90E6 #524AE6

triadic

#4A90E6 #E64A90 #90E64A

tetradic

#4A90E6 #E64ADE #E6A04A #4AE652

square

#4A90E6 #E64ADE #E6A04A #4AE652

split-complementary

#4A90E6 #E6524A #DEE64A

monochromatic

#1654A0 #1D70D5 #4A90E6 #80B1ED #B6D2F5

Accessibility & contrast

On white

3.27

#4A90E6 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.42

#4A90E6 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4A90E6

6.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4A90E6	#FFFFFF	#000000	##000000
##4A90E6	1.00	3.27	6.42	6.42
#FFFFFF	3.27	1.00	21.00	21.00
#000000	6.42	21.00	1.00	1.00
##000000	6.42	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6996E9

Deuteranopia (green-blind)

#5288E4

Tritanopia (blue-blind)

#00A4B0

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #4a90e6;
/* rgb */ color: rgb(74, 144, 230);
/* oklch */ color: oklch(64.8% 0.147 254.9);

Tailwind

colors: {
  custom: {
    50: '#8db0ee',
    500: '#4a90e6',
    950: '#000000',
  },
}

SCSS

$custom: #4a90e6;
$custom-light: #8db0ee;
$custom-dark: #000000;

JSON

{
  "hex": "#4a90e6",
  "rgb": {
    "r": 74,
    "g": 144,
    "b": 230
  },
  "hsl": {
    "h": 213.077,
    "s": 75.728,
    "l": 59.608
  },
  "oklch": {
    "l": 0.64826,
    "c": 0.14737,
    "h": 254.9
  },
  "luminance": 0.27116
}

Semantic roles & 50–950 ramp

primary

#4A90E6

secondary

#E4C9A8

accent

#9E35F2

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0D1016

muted

#7E7F84

Preview Lab

Preview with #4A90E6

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

Preview Lab → · Contrast checker → · Palette generator →