#4C99DD#4C99DD

#4C99DD is a light, vivid cyan. Relative luminance 0.295; OKLCH L 66.4% C 0.127 H 247.7°. Best body text is #000000 at 6.91:1 contrast (WCAG AA passes).

Color values

HEX	#4C99DD
RGB	rgb(76, 153, 221)
HSL	hsl(208, 68%, 58%)
HSV	hsv(208, 66%, 87%)
CMYK	cmyk(65.6%, 30.8%, 0%, 13.3%)
CIE-LAB	lab(61.25, -2.61, -41.57)
CIE-LCH	lch(61.25, 41.65, 266.40°)
OKLab	oklab(66.41% -0.0482 -0.1175)
OKLCH	oklch(66.41% 0.127 247.7)
XYZ	xyz(27.4180, 29.5366, 72.6488)
Luminance	0.2954 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C99DD #DD904C

analogous

#4CDDD8 #4C99DD #4C50DD

triadic

#4C99DD #DD4C99 #99DD4C

tetradic

#4C99DD #D84CDD #DD904C #50DD4C

square

#4C99DD #D84CDD #DD904C #50DD4C

split-complementary

#4C99DD #DD4C50 #DDD84C

monochromatic

#1C5B93 #267BC6 #4C99DD #7FB6E7 #B3D4F1

Accessibility & contrast

On white

3.04

#4C99DD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.91

#4C99DD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4C99DD

6.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C99DD	#FFFFFF	#000000	##000000
##4C99DD	1.00	3.04	6.91	6.91
#FFFFFF	3.04	1.00	21.00	21.00
#000000	6.91	21.00	1.00	1.00
##000000	6.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7B9CE0

Deuteranopia (green-blind)

#678EDC

Tritanopia (blue-blind)

#00A9B1

Achromatopsia (no color)

#949494

Design tokens & code

CSS

--color: #4c99dd;
/* rgb */ color: rgb(76, 153, 221);
/* oklch */ color: oklch(66.4% 0.127 247.7);

Tailwind

colors: {
  custom: {
    50: '#8cb6e8',
    500: '#4c99dd',
    950: '#000000',
  },
}

SCSS

$custom: #4c99dd;
$custom-light: #8cb6e8;
$custom-dark: #000000;

JSON

{
  "hex": "#4c99dd",
  "rgb": {
    "r": 76,
    "g": 153,
    "b": 221
  },
  "hsl": {
    "h": 208.138,
    "s": 68.075,
    "l": 58.235
  },
  "oklch": {
    "l": 0.66405,
    "c": 0.12703,
    "h": 247.7
  },
  "luminance": 0.29539
}

Semantic roles & 50–950 ramp

primary

#4C99DD

secondary

#DFC1A6

accent

#8E3DEB

background

#F9FBFE

surface

#F1F6FC

border

#CBD0D5

text

#0D1116

muted

#7E8084

Preview Lab

Preview with #4C99DD

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

Preview Lab → · Contrast checker → · Palette generator →