#4A90D6#4A90D6

#4A90D6 is a light, vivid cyan. Relative luminance 0.263; OKLCH L 63.9% C 0.127 H 250.5°. Best body text is #000000 at 6.25:1 contrast (WCAG AA passes).

Color values

HEX	#4A90D6
RGB	rgb(74, 144, 214)
HSL	hsl(210, 63%, 56%)
HSV	hsv(210, 65%, 84%)
CMYK	cmyk(65.4%, 32.7%, 0%, 16.1%)
CIE-LAB	lab(58.28, -0.10, -42.35)
CIE-LCH	lch(58.28, 42.35, 269.86°)
OKLab	oklab(63.94% -0.0425 -0.1199)
OKLCH	oklch(63.94% 0.127 250.5)
XYZ	xyz(24.9304, 26.2549, 67.3591)
Luminance	0.2626 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4A90D6 #D6904A

analogous

#4AD6D6 #4A90D6 #4A4AD6

triadic

#4A90D6 #D64A90 #90D64A

tetradic

#4A90D6 #D64AD6 #D6904A #4AD64A

square

#4A90D6 #D64AD6 #D6904A #4AD64A

split-complementary

#4A90D6 #D64A4A #D6D64A

monochromatic

#1F5387 #2A71B9 #4A90D6 #7CAFE1 #AECDED

Accessibility & contrast

On white

3.36

#4A90D6 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.25

#4A90D6 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4A90D6

6.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4A90D6	#FFFFFF	#000000	##000000
##4A90D6	1.00	3.36	6.25	6.25
#FFFFFF	3.36	1.00	21.00	21.00
#000000	6.25	21.00	1.00	1.00
##000000	6.25	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7193D9

Deuteranopia (green-blind)

#5E86D5

Tritanopia (blue-blind)

#00A0A9

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #4a90d6;
/* rgb */ color: rgb(74, 144, 214);
/* oklch */ color: oklch(63.9% 0.127 250.5);

Tailwind

colors: {
  custom: {
    50: '#8ab0e3',
    500: '#4a90d6',
    950: '#000000',
  },
}

SCSS

$custom: #4a90d6;
$custom-light: #8ab0e3;
$custom-dark: #000000;

JSON

{
  "hex": "#4a90d6",
  "rgb": {
    "r": 74,
    "g": 144,
    "b": 214
  },
  "hsl": {
    "h": 210,
    "s": 63.063,
    "l": 56.471
  },
  "oklch": {
    "l": 0.63939,
    "c": 0.12722,
    "h": 250.5
  },
  "luminance": 0.26257
}

Semantic roles & 50–950 ramp

primary

#4A90D6

secondary

#DBBEA1

accent

#9442E6

background

#F9FAFD

surface

#F1F4FB

border

#CBCED4

text

#0D1015

muted

#7E7F83

Preview Lab

Preview with #4A90D6

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

Preview Lab → · Contrast checker → · Palette generator →