#4FB9E6#4FB9E6

#4FB9E6 is a light, moderate cyan. Relative luminance 0.421; OKLCH L 74.2% C 0.116 H 229.3°. Best body text is #000000 at 9.41:1 contrast (WCAG AA passes).

Color values

HEX	#4FB9E6
RGB	rgb(79, 185, 230)
HSL	hsl(198, 75%, 61%)
HSV	hsv(198, 66%, 90%)
CMYK	cmyk(65.7%, 19.6%, 0%, 9.8%)
CIE-LAB	lab(70.92, -16.78, -31.46)
CIE-LCH	lch(70.92, 35.65, 241.93°)
OKLab	oklab(74.22% -0.0757 -0.088)
OKLCH	oklch(74.22% 0.116 229.3)
XYZ	xyz(34.8507, 42.0696, 81.1311)
Luminance	0.4207 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4FB9E6 #E67C4F

analogous

#4FE6C7 #4FB9E6 #4F6DE6

triadic

#4FB9E6 #E64FB9 #B9E64F

tetradic

#4FB9E6 #C74FE6 #E67C4F #6DE64F

square

#4FB9E6 #C74FE6 #E67C4F #6DE64F

split-complementary

#4FB9E6 #E64F6D #E6C74F

monochromatic

#177AA3 #1FA1D9 #4FB9E6 #85CEEE #BAE4F5

Accessibility & contrast

On white

2.23

#4FB9E6 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.41

#4FB9E6 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4FB9E6

9.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4FB9E6	#FFFFFF	#000000	##000000
##4FB9E6	1.00	2.23	9.41	9.41
#FFFFFF	2.23	1.00	21.00	21.00
#000000	9.41	21.00	1.00	1.00
##000000	9.41	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A2B6E8

Deuteranopia (green-blind)

#8DA7E5

Tritanopia (blue-blind)

#00C6C8

Achromatopsia (no color)

#AEAEAE

Design tokens & code

CSS

--color: #4fb9e6;
/* rgb */ color: rgb(79, 185, 230);
/* oklch */ color: oklch(74.2% 0.116 229.3);

Tailwind

colors: {
  custom: {
    50: '#90ceee',
    500: '#4fb9e6',
    950: '#000000',
  },
}

SCSS

$custom: #4fb9e6;
$custom-light: #90ceee;
$custom-dark: #000000;

JSON

{
  "hex": "#4fb9e6",
  "rgb": {
    "r": 79,
    "g": 185,
    "b": 230
  },
  "hsl": {
    "h": 197.881,
    "s": 75.124,
    "l": 60.588
  },
  "oklch": {
    "l": 0.74222,
    "c": 0.1161,
    "h": 229.3
  },
  "luminance": 0.42073
}

Semantic roles & 50–950 ramp

primary

#4FB9E6

secondary

#E5BDAC

accent

#4A0ED7

background

#F9FCFE

surface

#F2F9FD

border

#CCD2D5

text

#0E1316

muted

#7E8284

Preview Lab

Preview with #4FB9E6

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

Preview Lab → · Contrast checker → · Palette generator →