#4E90F6#4E90F6

#4E90F6 is a light, vivid blue. Relative luminance 0.282; OKLCH L 65.9% C 0.167 H 258.9°. Best body text is #000000 at 6.64:1 contrast (WCAG AA passes).

Color values

HEX	#4E90F6
RGB	rgb(78, 144, 246)
HSL	hsl(216, 90%, 64%)
HSV	hsv(216, 68%, 96%)
CMYK	cmyk(68.3%, 41.5%, 0%, 3.5%)
CIE-LAB	lab(60.08, 11.51, -57.24)
CIE-LCH	lch(60.08, 58.39, 281.37°)
OKLab	oklab(65.93% -0.0321 -0.1634)
OKLCH	oklch(65.93% 0.167 258.9)
XYZ	xyz(29.7437, 28.2170, 91.0498)
Luminance	0.2822 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E90F6 #F6B44E

analogous

#4EE4F6 #4E90F6 #604EF6

triadic

#4E90F6 #F64E90 #90F64E

tetradic

#4E90F6 #F64EE4 #F6B44E #4EF660

square

#4E90F6 #F64EE4 #F6B44E #4EF660

split-complementary

#4E90F6 #F6604E #E4F64E

monochromatic

#0A51C0 #146BF3 #4E90F6 #88B5F9 #C2D9FC

Accessibility & contrast

On white

3.16

#4E90F6 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.64

#4E90F6 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4E90F6

6.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E90F6	#FFFFFF	#000000	##000000
##4E90F6	1.00	3.16	6.64	6.64
#FFFFFF	3.16	1.00	21.00	21.00
#000000	6.64	21.00	1.00	1.00
##000000	6.64	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6099FA

Deuteranopia (green-blind)

#448AF4

Tritanopia (blue-blind)

#00A8B7

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #4e90f6;
/* rgb */ color: rgb(78, 144, 246);
/* oklch */ color: oklch(65.9% 0.167 258.9);

Tailwind

colors: {
  custom: {
    50: '#91b0fa',
    500: '#4e90f6',
    950: '#000000',
  },
}

SCSS

$custom: #4e90f6;
$custom-light: #91b0fa;
$custom-dark: #000000;

JSON

{
  "hex": "#4e90f6",
  "rgb": {
    "r": 78,
    "g": 144,
    "b": 246
  },
  "hsl": {
    "h": 216.429,
    "s": 90.323,
    "l": 63.529
  },
  "oklch": {
    "l": 0.65927,
    "c": 0.16657,
    "h": 258.9
  },
  "luminance": 0.2822
}

Semantic roles & 50–950 ramp

primary

#4E90F6

secondary

#EED6B2

accent

#8B00E6

background

#F9FAFF

surface

#F2F4FF

border

#CCCED7

text

#0E1017

muted

#7E7F85

Preview Lab

Preview with #4E90F6

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

Preview Lab → · Contrast checker → · Palette generator →