#4EB3EA#4EB3EA

#4EB3EA is a light, vivid cyan. Relative luminance 0.398; OKLCH L 73.0% C 0.123 H 235.8°. Best body text is #000000 at 8.96:1 contrast (WCAG AA passes).

Color values

HEX	#4EB3EA
RGB	rgb(78, 179, 234)
HSL	hsl(201, 79%, 61%)
HSV	hsv(201, 67%, 92%)
CMYK	cmyk(66.7%, 23.5%, 0%, 8.2%)
CIE-LAB	lab(69.32, -12.47, -36.11)
CIE-LCH	lch(69.32, 38.20, 250.95°)
OKLab	oklab(73% -0.0689 -0.1014)
OKLCH	oklch(73% 0.123 235.8)
XYZ	xyz(34.1075, 39.7968, 83.7100)
Luminance	0.3980 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4EB3EA #EA854E

analogous

#4EEAD3 #4EB3EA #4E65EA

triadic

#4EB3EA #EA4EB3 #B3EA4E

tetradic

#4EB3EA #D34EEA #EA854E #65EA4E

square

#4EB3EA #D34EEA #EA854E #65EA4E

split-complementary

#4EB3EA #EA4E65 #EAD34E

monochromatic

#1475A9 #1B9BE0 #4EB3EA #85CAF0 #BBE2F7

Accessibility & contrast

On white

2.34

#4EB3EA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.96

#4EB3EA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4EB3EA

8.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4EB3EA	#FFFFFF	#000000	##000000
##4EB3EA	1.00	2.34	8.96	8.96
#FFFFFF	2.34	1.00	21.00	21.00
#000000	8.96	21.00	1.00	1.00
##000000	8.96	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#99B2ED

Deuteranopia (green-blind)

#83A2E9

Tritanopia (blue-blind)

#00C1C6

Achromatopsia (no color)

#A9A9A9

Design tokens & code

CSS

--color: #4eb3ea;
/* rgb */ color: rgb(78, 179, 234);
/* oklch */ color: oklch(73.0% 0.123 235.8);

Tailwind

colors: {
  custom: {
    50: '#90c9f1',
    500: '#4eb3ea',
    950: '#000000',
  },
}

SCSS

$custom: #4eb3ea;
$custom-light: #90c9f1;
$custom-dark: #000000;

JSON

{
  "hex": "#4eb3ea",
  "rgb": {
    "r": 78,
    "g": 179,
    "b": 234
  },
  "hsl": {
    "h": 201.154,
    "s": 78.788,
    "l": 61.176
  },
  "oklch": {
    "l": 0.72997,
    "c": 0.12262,
    "h": 235.8
  },
  "luminance": 0.398
}

Semantic roles & 50–950 ramp

primary

#4EB3EA

secondary

#E7C1AD

accent

#540ADB

background

#F9FCFE

surface

#F2F8FD

border

#CCD1D5

text

#0E1316

muted

#7E8284

Preview Lab

Preview with #4EB3EA

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

Preview Lab → · Contrast checker → · Palette generator →