#4E9FF3#4E9FF3

#4E9FF3 is a light, vivid cyan. Relative luminance 0.329; OKLCH L 69.0% C 0.147 H 251.5°. Best body text is #000000 at 7.58:1 contrast (WCAG AA passes).

Color values

HEX	#4E9FF3
RGB	rgb(78, 159, 243)
HSL	hsl(211, 87%, 63%)
HSV	hsv(211, 68%, 95%)
CMYK	cmyk(67.9%, 34.6%, 0%, 4.7%)
CIE-LAB	lab(64.07, 1.67, -49.27)
CIE-LCH	lch(64.07, 49.30, 271.94°)
OKLab	oklab(68.98% -0.0468 -0.1399)
OKLCH	oklch(68.98% 0.147 251.5)
XYZ	xyz(31.7117, 32.8837, 89.4526)
Luminance	0.3289 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E9FF3 #F3A24E

analogous

#4EF2F3 #4E9FF3 #4F4EF3

triadic

#4E9FF3 #F34E9F #9FF34E

tetradic

#4E9FF3 #F34EF2 #F3A24E #4EF34F

square

#4E9FF3 #F34EF2 #F3A24E #4EF34F

split-complementary

#4E9FF3 #F34F4E #F2F34E

monochromatic

#0D62BA #1580EF #4E9FF3 #87BEF7 #C1DDFB

Accessibility & contrast

On white

2.77

#4E9FF3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.58

#4E9FF3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4E9FF3

7.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E9FF3	#FFFFFF	#000000	##000000
##4E9FF3	1.00	2.77	7.58	7.58
#FFFFFF	2.77	1.00	21.00	21.00
#000000	7.58	21.00	1.00	1.00
##000000	7.58	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7AA4F7

Deuteranopia (green-blind)

#6294F1

Tritanopia (blue-blind)

#00B3BE

Achromatopsia (no color)

#9B9B9B

Design tokens & code

CSS

--color: #4e9ff3;
/* rgb */ color: rgb(78, 159, 243);
/* oklch */ color: oklch(69.0% 0.147 251.5);

Tailwind

colors: {
  custom: {
    50: '#90bbf7',
    500: '#4e9ff3',
    950: '#000000',
  },
}

SCSS

$custom: #4e9ff3;
$custom-light: #90bbf7;
$custom-dark: #000000;

JSON

{
  "hex": "#4e9ff3",
  "rgb": {
    "r": 78,
    "g": 159,
    "b": 243
  },
  "hsl": {
    "h": 210.545,
    "s": 87.302,
    "l": 62.941
  },
  "oklch": {
    "l": 0.68979,
    "c": 0.14748,
    "h": 251.5
  },
  "luminance": 0.32887
}

Semantic roles & 50–950 ramp

primary

#4E9FF3

secondary

#ECCFB1

accent

#7502E4

background

#F9FBFF

surface

#F2F6FF

border

#CCD0D7

text

#0E1117

muted

#7E8085

Preview Lab

Preview with #4E9FF3

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

Preview Lab → · Contrast checker → · Palette generator →