#4C99E1#4C99E1

#4C99E1 is a light, vivid cyan. Relative luminance 0.298; OKLCH L 66.6% C 0.132 H 249.1°. Best body text is #000000 at 6.95:1 contrast (WCAG AA passes).

Color values

HEX	#4C99E1
RGB	rgb(76, 153, 225)
HSL	hsl(209, 71%, 59%)
HSV	hsv(209, 66%, 88%)
CMYK	cmyk(66.2%, 32%, 0%, 11.8%)
CIE-LAB	lab(61.44, -1.27, -43.50)
CIE-LCH	lch(61.44, 43.51, 268.33°)
OKLab	oklab(66.61% -0.0471 -0.1231)
OKLCH	oklch(66.61% 0.132 249.1)
XYZ	xyz(27.9573, 29.7523, 75.4890)
Luminance	0.2975 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C99E1 #E1944C

analogous

#4CE1DE #4C99E1 #4C4FE1

triadic

#4C99E1 #E14C99 #99E14C

tetradic

#4C99E1 #DE4CE1 #E1944C #4FE14C

square

#4C99E1 #DE4CE1 #E1944C #4FE14C

split-complementary

#4C99E1 #E14C4F #E1DE4C

monochromatic

#1A5B99 #227BCD #4C99E1 #80B7EA #B5D5F3

Accessibility & contrast

On white

3.02

#4C99E1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.95

#4C99E1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4C99E1

6.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C99E1	#FFFFFF	#000000	##000000
##4C99E1	1.00	3.02	6.95	6.95
#FFFFFF	3.02	1.00	21.00	21.00
#000000	6.95	21.00	1.00	1.00
##000000	6.95	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#799CE4

Deuteranopia (green-blind)

#658EE0

Tritanopia (blue-blind)

#00AAB3

Achromatopsia (no color)

#949494

Design tokens & code

CSS

--color: #4c99e1;
/* rgb */ color: rgb(76, 153, 225);
/* oklch */ color: oklch(66.6% 0.132 249.1);

Tailwind

colors: {
  custom: {
    50: '#8db6ea',
    500: '#4c99e1',
    950: '#000000',
  },
}

SCSS

$custom: #4c99e1;
$custom-light: #8db6ea;
$custom-dark: #000000;

JSON

{
  "hex": "#4c99e1",
  "rgb": {
    "r": 76,
    "g": 153,
    "b": 225
  },
  "hsl": {
    "h": 208.993,
    "s": 71.292,
    "l": 59.02
  },
  "oklch": {
    "l": 0.66614,
    "c": 0.13181,
    "h": 249.1
  },
  "luminance": 0.29755
}

Semantic roles & 50–950 ramp

primary

#4C99E1

secondary

#E2C3A7

accent

#913AEE

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0D1116

muted

#7E8084

Preview Lab

Preview with #4C99E1

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

Preview Lab → · Contrast checker → · Palette generator →