#4990E8#4990E8

#4990E8 is a light, vivid cyan. Relative luminance 0.272; OKLCH L 64.9% C 0.150 H 255.1°. Best body text is #000000 at 6.44:1 contrast (WCAG AA passes).

Color values

HEX	#4990E8
RGB	rgb(73, 144, 232)
HSL	hsl(213, 78%, 60%)
HSV	hsv(213, 69%, 91%)
CMYK	cmyk(68.5%, 37.9%, 0%, 9%)
CIE-LAB	lab(59.15, 5.91, -51.01)
CIE-LCH	lch(59.15, 51.35, 276.61°)
OKLab	oklab(64.9% -0.0387 -0.1452)
OKLCH	oklch(64.9% 0.15 255.1)
XYZ	xyz(27.2811, 27.1863, 80.1380)
Luminance	0.2719 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4990E8 #E8A149

analogous

#49DFE8 #4990E8 #5249E8

triadic

#4990E8 #E84990 #90E849

tetradic

#4990E8 #E849DF #E8A149 #49E852

square

#4990E8 #E849DF #E8A149 #49E852

split-complementary

#4990E8 #E85249 #DFE849

monochromatic

#1454A2 #1B70D8 #4990E8 #7FB1EF #B6D2F6

Accessibility & contrast

On white

3.26

#4990E8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.44

#4990E8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4990E8

6.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4990E8	#FFFFFF	#000000	##000000
##4990E8	1.00	3.26	6.44	6.44
#FFFFFF	3.26	1.00	21.00	21.00
#000000	6.44	21.00	1.00	1.00
##000000	6.44	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6896EC

Deuteranopia (green-blind)

#5088E6

Tritanopia (blue-blind)

#00A4B1

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #4990e8;
/* rgb */ color: rgb(73, 144, 232);
/* oklch */ color: oklch(64.9% 0.150 255.1);

Tailwind

colors: {
  custom: {
    50: '#8db0f0',
    500: '#4990e8',
    950: '#000000',
  },
}

SCSS

$custom: #4990e8;
$custom-light: #8db0f0;
$custom-dark: #000000;

JSON

{
  "hex": "#4990e8",
  "rgb": {
    "r": 73,
    "g": 144,
    "b": 232
  },
  "hsl": {
    "h": 213.208,
    "s": 77.561,
    "l": 59.804
  },
  "oklch": {
    "l": 0.64903,
    "c": 0.15029,
    "h": 255.1
  },
  "luminance": 0.27189
}

Semantic roles & 50–950 ramp

primary

#4990E8

secondary

#E5CAA8

accent

#9E34F4

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0D1016

muted

#7E7F84

Preview Lab

Preview with #4990E8

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

Preview Lab → · Contrast checker → · Palette generator →