#4B90E2#4B90E2

#4B90E2 is a light, vivid cyan. Relative luminance 0.269; OKLCH L 64.6% C 0.142 H 254.2°. Best body text is #000000 at 6.39:1 contrast (WCAG AA passes).

Color values

HEX	#4B90E2
RGB	rgb(75, 144, 226)
HSL	hsl(213, 72%, 59%)
HSV	hsv(213, 67%, 89%)
CMYK	cmyk(66.8%, 36.3%, 0%, 11.4%)
CIE-LAB	lab(58.91, 4.15, -48.05)
CIE-LCH	lch(58.91, 48.23, 274.94°)
OKLab	oklab(64.64% -0.0387 -0.1365)
OKLCH	oklch(64.64% 0.142 254.2)
XYZ	xyz(26.5974, 26.9306, 75.7332)
Luminance	0.2693 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B90E2 #E29D4B

analogous

#4BDBE2 #4B90E2 #524BE2

triadic

#4B90E2 #E24B90 #90E24B

tetradic

#4B90E2 #E24BDB #E29D4B #4BE252

square

#4B90E2 #E24BDB #E29D4B #4BE252

split-complementary

#4B90E2 #E2524B #DBE24B

monochromatic

#19549A #2170CF #4B90E2 #80B1EA #B4D1F3

Accessibility & contrast

On white

3.29

#4B90E2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.39

#4B90E2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4B90E2

6.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B90E2	#FFFFFF	#000000	##000000
##4B90E2	1.00	3.29	6.39	6.39
#FFFFFF	3.29	1.00	21.00	21.00
#000000	6.39	21.00	1.00	1.00
##000000	6.39	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6B96E5

Deuteranopia (green-blind)

#5687E0

Tritanopia (blue-blind)

#00A3AE

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #4b90e2;
/* rgb */ color: rgb(75, 144, 226);
/* oklch */ color: oklch(64.6% 0.142 254.2);

Tailwind

colors: {
  custom: {
    50: '#8cb0eb',
    500: '#4b90e2',
    950: '#000000',
  },
}

SCSS

$custom: #4b90e2;
$custom-light: #8cb0eb;
$custom-dark: #000000;

JSON

{
  "hex": "#4b90e2",
  "rgb": {
    "r": 75,
    "g": 144,
    "b": 226
  },
  "hsl": {
    "h": 212.583,
    "s": 72.249,
    "l": 59.02
  },
  "oklch": {
    "l": 0.64638,
    "c": 0.14191,
    "h": 254.2
  },
  "luminance": 0.26933
}

Semantic roles & 50–950 ramp

primary

#4B90E2

secondary

#E2C7A7

accent

#9C39EF

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0D1016

muted

#7E7F84

Preview Lab

Preview with #4B90E2

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

Preview Lab → · Contrast checker → · Palette generator →