#4C9DF0#4C9DF0

#4C9DF0 is a light, vivid cyan. Relative luminance 0.319; OKLCH L 68.3% C 0.146 H 251.3°. Best body text is #000000 at 7.39:1 contrast (WCAG AA passes).

Color values

HEX	#4C9DF0
RGB	rgb(76, 157, 240)
HSL	hsl(210, 85%, 62%)
HSV	hsv(210, 68%, 94%)
CMYK	cmyk(68.3%, 34.6%, 0%, 5.9%)
CIE-LAB	lab(63.29, 1.51, -48.85)
CIE-LCH	lch(63.29, 48.88, 271.77°)
OKLab	oklab(68.31% -0.0469 -0.1387)
OKLCH	oklch(68.31% 0.146 251.3)
XYZ	xyz(30.7598, 31.9384, 86.9648)
Luminance	0.3194 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C9DF0 #F09F4C

analogous

#4CEFF0 #4C9DF0 #4D4CF0

triadic

#4C9DF0 #F04C9D #9DF04C

tetradic

#4C9DF0 #F04CEF #F09F4C #4CF04D

square

#4C9DF0 #F04CEF #F09F4C #4CF04D

split-complementary

#4C9DF0 #F04D4C #EFF04C

monochromatic

#0F60B3 #147EEB #4C9DF0 #84BCF5 #BDDBF9

Accessibility & contrast

On white

2.84

#4C9DF0 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.39

#4C9DF0 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4C9DF0

7.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C9DF0	#FFFFFF	#000000	##000000
##4C9DF0	1.00	2.84	7.39	7.39
#FFFFFF	2.84	1.00	21.00	21.00
#000000	7.39	21.00	1.00	1.00
##000000	7.39	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#78A2F3

Deuteranopia (green-blind)

#6092EE

Tritanopia (blue-blind)

#00B0BB

Achromatopsia (no color)

#999999

Design tokens & code

CSS

--color: #4c9df0;
/* rgb */ color: rgb(76, 157, 240);
/* oklch */ color: oklch(68.3% 0.146 251.3);

Tailwind

colors: {
  custom: {
    50: '#8fb9f5',
    500: '#4c9df0',
    950: '#000000',
  },
}

SCSS

$custom: #4c9df0;
$custom-light: #8fb9f5;
$custom-dark: #000000;

JSON

{
  "hex": "#4c9df0",
  "rgb": {
    "r": 76,
    "g": 157,
    "b": 240
  },
  "hsl": {
    "h": 210.366,
    "s": 84.536,
    "l": 61.961
  },
  "oklch": {
    "l": 0.68305,
    "c": 0.14643,
    "h": 251.3
  },
  "luminance": 0.31942
}

Semantic roles & 50–950 ramp

primary

#4C9DF0

secondary

#EACCAE

accent

#7404E1

background

#F9FBFF

surface

#F2F6FE

border

#CCD0D6

text

#0E1117

muted

#7E8085

Preview Lab

Preview with #4C9DF0

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

Preview Lab → · Contrast checker → · Palette generator →