#4C99D8#4C99D8

#4C99D8 is a light, vivid cyan. Relative luminance 0.293; OKLCH L 66.1% C 0.121 H 245.8°. Best body text is #000000 at 6.86:1 contrast (WCAG AA passes).

Color values

HEX	#4C99D8
RGB	rgb(76, 153, 216)
HSL	hsl(207, 64%, 57%)
HSV	hsv(207, 65%, 85%)
CMYK	cmyk(64.8%, 29.2%, 0%, 15.3%)
CIE-LAB	lab(61.02, -4.28, -39.15)
CIE-LCH	lch(61.02, 39.38, 263.76°)
OKLab	oklab(66.15% -0.0497 -0.1105)
OKLCH	oklch(66.15% 0.121 245.8)
XYZ	xyz(26.7617, 29.2741, 69.1925)
Luminance	0.2928 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C99D8 #D88B4C

analogous

#4CD8D1 #4C99D8 #4C53D8

triadic

#4C99D8 #D84C99 #99D84C

tetradic

#4C99D8 #D14CD8 #D88B4C #53D84C

square

#4C99D8 #D14CD8 #D88B4C #53D84C

split-complementary

#4C99D8 #D84C53 #D8D14C

monochromatic

#1E5A8B #297BBE #4C99D8 #7EB6E3 #B1D2EE

Accessibility & contrast

On white

3.06

#4C99D8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.86

#4C99D8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4C99D8

6.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C99D8	#FFFFFF	#000000	##000000
##4C99D8	1.00	3.06	6.86	6.86
#FFFFFF	3.06	1.00	21.00	21.00
#000000	6.86	21.00	1.00	1.00
##000000	6.86	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7D9BDB

Deuteranopia (green-blind)

#6A8DD7

Tritanopia (blue-blind)

#00A8AF

Achromatopsia (no color)

#939393

Design tokens & code

CSS

--color: #4c99d8;
/* rgb */ color: rgb(76, 153, 216);
/* oklch */ color: oklch(66.1% 0.121 245.8);

Tailwind

colors: {
  custom: {
    50: '#8bb6e4',
    500: '#4c99d8',
    950: '#000000',
  },
}

SCSS

$custom: #4c99d8;
$custom-light: #8bb6e4;
$custom-dark: #000000;

JSON

{
  "hex": "#4c99d8",
  "rgb": {
    "r": 76,
    "g": 153,
    "b": 216
  },
  "hsl": {
    "h": 207,
    "s": 64.22,
    "l": 57.255
  },
  "oklch": {
    "l": 0.66149,
    "c": 0.12115,
    "h": 245.8
  },
  "luminance": 0.29277
}

Semantic roles & 50–950 ramp

primary

#4C99D8

secondary

#DCBDA4

accent

#8C41E7

background

#F9FBFE

surface

#F1F6FC

border

#CBD0D5

text

#0D1115

muted

#7E8084

Preview Lab

Preview with #4C99D8

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

Preview Lab → · Contrast checker → · Palette generator →