#4EA3FF#4EA3FF

#4EA3FF is a light, vivid cyan. Relative luminance 0.350; OKLCH L 70.5% C 0.158 H 252.6°. Best body text is #000000 at 8.01:1 contrast (WCAG AA passes).

Color values

HEX	#4EA3FF
RGB	rgb(78, 163, 255)
HSL	hsl(211, 100%, 65%)
HSV	hsv(211, 69%, 100%)
CMYK	cmyk(69.4%, 36.1%, 0%, 0%)
CIE-LAB	lab(65.77, 3.45, -53.12)
CIE-LCH	lch(65.77, 53.23, 273.71°)
OKLab	oklab(70.51% -0.0475 -0.1511)
OKLCH	oklch(70.51% 0.158 252.6)
XYZ	xyz(34.2824, 35.0304, 99.5431)
Luminance	0.3503 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4EA3FF #FFAA4E

analogous

#4EFCFF #4EA3FF #514EFF

triadic

#4EA3FF #FF4EA3 #A3FF4E

tetradic

#4EA3FF #FF4EFC #FFAA4E #4EFF51

square

#4EA3FF #FF4EFC #FFAA4E #4EFF51

split-complementary

#4EA3FF #FF514E #FCFF4E

monochromatic

#0065D3 #1183FF #4EA3FF #8BC3FF #C8E3FF

Accessibility & contrast

On white

2.62

#4EA3FF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.01

#4EA3FF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4EA3FF

8.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4EA3FF	#FFFFFF	#000000	##000000
##4EA3FF	1.00	2.62	8.01	8.01
#FFFFFF	2.62	1.00	21.00	21.00
#000000	8.01	21.00	1.00	1.00
##000000	8.01	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#79A9FF

Deuteranopia (green-blind)

#5F98FD

Tritanopia (blue-blind)

#00B9C5

Achromatopsia (no color)

#A0A0A0

Design tokens & code

CSS

--color: #4ea3ff;
/* rgb */ color: rgb(78, 163, 255);
/* oklch */ color: oklch(70.5% 0.158 252.6);

Tailwind

colors: {
  custom: {
    50: '#92bdff',
    500: '#4ea3ff',
    950: '#000000',
  },
}

SCSS

$custom: #4ea3ff;
$custom-light: #92bdff;
$custom-dark: #000000;

JSON

{
  "hex": "#4ea3ff",
  "rgb": {
    "r": 78,
    "g": 163,
    "b": 255
  },
  "hsl": {
    "h": 211.186,
    "s": 100,
    "l": 65.294
  },
  "oklch": {
    "l": 0.70508,
    "c": 0.15838,
    "h": 252.6
  },
  "luminance": 0.35034
}

Semantic roles & 50–950 ramp

primary

#4EA3FF

secondary

#F2D6B7

accent

#7700E6

background

#F9FBFF

surface

#F2F6FF

border

#CCD0D7

text

#0E1218

muted

#7E8186

Preview Lab

Preview with #4EA3FF

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

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