#4B90EA#4B90EA

#4B90EA is a light, vivid cyan. Relative luminance 0.274; OKLCH L 65.1% C 0.152 H 256.0°. Best body text is #000000 at 6.48:1 contrast (WCAG AA passes).

Color values

HEX	#4B90EA
RGB	rgb(75, 144, 234)
HSL	hsl(214, 79%, 61%)
HSV	hsv(214, 68%, 92%)
CMYK	cmyk(67.9%, 38.5%, 0%, 8.2%)
CIE-LAB	lab(59.32, 6.91, -51.83)
CIE-LCH	lch(59.32, 52.29, 277.59°)
OKLab	oklab(65.1% -0.0368 -0.1476)
OKLCH	oklch(65.1% 0.152 256)
XYZ	xyz(27.7208, 27.3800, 81.6499)
Luminance	0.2738 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B90EA #EAA54B

analogous

#4BE0EA #4B90EA #554BEA

triadic

#4B90EA #EA4B90 #90EA4B

tetradic

#4B90EA #EA4BE0 #EAA54B #4BEA55

square

#4B90EA #EA4BE0 #EAA54B #4BEA55

split-complementary

#4B90EA #EA554B #E0EA4B

monochromatic

#1354A7 #1A6FDE #4B90EA #82B2F0 #B9D4F7

Accessibility & contrast

On white

3.24

#4B90EA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.48

#4B90EA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4B90EA

6.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B90EA	#FFFFFF	#000000	##000000
##4B90EA	1.00	3.24	6.48	6.48
#FFFFFF	3.24	1.00	21.00	21.00
#000000	6.48	21.00	1.00	1.00
##000000	6.48	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6797EE

Deuteranopia (green-blind)

#4F88E8

Tritanopia (blue-blind)

#00A5B2

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #4b90ea;
/* rgb */ color: rgb(75, 144, 234);
/* oklch */ color: oklch(65.1% 0.152 256.0);

Tailwind

colors: {
  custom: {
    50: '#8eb0f1',
    500: '#4b90ea',
    950: '#000000',
  },
}

SCSS

$custom: #4b90ea;
$custom-light: #8eb0f1;
$custom-dark: #000000;

JSON

{
  "hex": "#4b90ea",
  "rgb": {
    "r": 75,
    "g": 144,
    "b": 234
  },
  "hsl": {
    "h": 213.962,
    "s": 79.104,
    "l": 60.588
  },
  "oklch": {
    "l": 0.65096,
    "c": 0.15213,
    "h": 256
  },
  "luminance": 0.27383
}

Semantic roles & 50–950 ramp

primary

#4B90EA

secondary

#E7CCAA

accent

#810ADB

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E1017

muted

#7E7F85

Preview Lab

Preview with #4B90EA

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

Preview Lab → · Contrast checker → · Palette generator →