#4C99E6#4C99E6

#4C99E6 is a light, vivid cyan. Relative luminance 0.300; OKLCH L 66.9% C 0.138 H 250.6°. Best body text is #000000 at 7.01:1 contrast (WCAG AA passes).

Color values

HEX	#4C99E6
RGB	rgb(76, 153, 230)
HSL	hsl(210, 75%, 60%)
HSV	hsv(210, 67%, 90%)
CMYK	cmyk(67%, 33.5%, 0%, 9.8%)
CIE-LAB	lab(61.68, 0.42, -45.89)
CIE-LCH	lch(61.68, 45.89, 270.52°)
OKLab	oklab(66.88% -0.0457 -0.1301)
OKLCH	oklch(66.88% 0.138 250.6)
XYZ	xyz(28.6494, 30.0292, 79.1339)
Luminance	0.3003 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C99E6 #E6994C

analogous

#4CE6E6 #4C99E6 #4C4CE6

triadic

#4C99E6 #E64C99 #99E64C

tetradic

#4C99E6 #E64CE6 #E6994C #4CE64C

square

#4C99E6 #E64CE6 #E6994C #4CE64C

split-complementary

#4C99E6 #E64C4C #E6E64C

monochromatic

#175CA1 #1E7AD7 #4C99E6 #82B8ED #B7D6F5

Accessibility & contrast

On white

3.00

#4C99E6 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

7.01

#4C99E6 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4C99E6

7.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C99E6	#FFFFFF	#000000	##000000
##4C99E6	1.00	3.00	7.01	7.01
#FFFFFF	3.00	1.00	21.00	21.00
#000000	7.01	21.00	1.00	1.00
##000000	7.01	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#779DE9

Deuteranopia (green-blind)

#618EE4

Tritanopia (blue-blind)

#00ABB5

Achromatopsia (no color)

#959595

Design tokens & code

CSS

--color: #4c99e6;
/* rgb */ color: rgb(76, 153, 230);
/* oklch */ color: oklch(66.9% 0.138 250.6);

Tailwind

colors: {
  custom: {
    50: '#8eb6ee',
    500: '#4c99e6',
    950: '#000000',
  },
}

SCSS

$custom: #4c99e6;
$custom-light: #8eb6ee;
$custom-dark: #000000;

JSON

{
  "hex": "#4c99e6",
  "rgb": {
    "r": 76,
    "g": 153,
    "b": 230
  },
  "hsl": {
    "h": 210,
    "s": 75.49,
    "l": 60
  },
  "oklch": {
    "l": 0.66881,
    "c": 0.13789,
    "h": 250.6
  },
  "luminance": 0.30032
}

Semantic roles & 50–950 ramp

primary

#4C99E6

secondary

#E5C7A9

accent

#9436F2

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0E1116

muted

#7E8084

Preview Lab

Preview with #4C99E6

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

Preview Lab → · Contrast checker → · Palette generator →