#4EA5FA#4EA5FA

#4EA5FA is a light, vivid cyan. Relative luminance 0.354; OKLCH L 70.7% C 0.150 H 250.3°. Best body text is #000000 at 8.09:1 contrast (WCAG AA passes).

Color values

HEX	#4EA5FA
RGB	rgb(78, 165, 250)
HSL	hsl(210, 95%, 64%)
HSV	hsv(210, 69%, 98%)
CMYK	cmyk(68.8%, 34%, 0%, 2%)
CIE-LAB	lab(66.08, 0.60, -49.91)
CIE-LCH	lch(66.08, 49.92, 270.69°)
OKLab	oklab(70.67% -0.0506 -0.1417)
OKLCH	oklch(70.67% 0.15 250.3)
XYZ	xyz(33.8459, 35.4285, 95.4786)
Luminance	0.3543 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4EA5FA #FAA34E

analogous

#4EFAF9 #4EA5FA #4E4FFA

triadic

#4EA5FA #FA4EA5 #A5FA4E

tetradic

#4EA5FA #F94EFA #FAA34E #4FFA4E

square

#4EA5FA #F94EFA #FAA34E #4FFA4E

split-complementary

#4EA5FA #FA4E4F #FAF94E

monochromatic

#0668C8 #1287F8 #4EA5FA #8AC3FC #C5E2FD

Accessibility & contrast

On white

2.60

#4EA5FA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.09

#4EA5FA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4EA5FA

8.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4EA5FA	#FFFFFF	#000000	##000000
##4EA5FA	1.00	2.60	8.09	8.09
#FFFFFF	2.60	1.00	21.00	21.00
#000000	8.09	21.00	1.00	1.00
##000000	8.09	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7FAAFE

Deuteranopia (green-blind)

#6699F8

Tritanopia (blue-blind)

#00B9C4

Achromatopsia (no color)

#A1A1A1

Design tokens & code

CSS

--color: #4ea5fa;
/* rgb */ color: rgb(78, 165, 250);
/* oklch */ color: oklch(70.7% 0.150 250.3);

Tailwind

colors: {
  custom: {
    50: '#92bffc',
    500: '#4ea5fa',
    950: '#000000',
  },
}

SCSS

$custom: #4ea5fa;
$custom-light: #92bffc;
$custom-dark: #000000;

JSON

{
  "hex": "#4ea5fa",
  "rgb": {
    "r": 78,
    "g": 165,
    "b": 250
  },
  "hsl": {
    "h": 209.651,
    "s": 94.505,
    "l": 64.314
  },
  "oklch": {
    "l": 0.70669,
    "c": 0.15044,
    "h": 250.3
  },
  "luminance": 0.35432
}

Semantic roles & 50–950 ramp

primary

#4EA5FA

secondary

#F0D2B4

accent

#7100E6

background

#F9FBFF

surface

#F2F6FF

border

#CCD0D7

text

#0E1217

muted

#7E8185

Preview Lab

Preview with #4EA5FA

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

Preview Lab → · Contrast checker → · Palette generator →