#4FB9E3#4FB9E3

#4FB9E3 is a light, moderate cyan. Relative luminance 0.419; OKLCH L 74.1% C 0.114 H 227.5°. Best body text is #000000 at 9.38:1 contrast (WCAG AA passes).

Color values

HEX	#4FB9E3
RGB	rgb(79, 185, 227)
HSL	hsl(197, 73%, 60%)
HSV	hsv(197, 65%, 89%)
CMYK	cmyk(65.2%, 18.5%, 0%, 11%)
CIE-LAB	lab(70.80, -17.72, -30.00)
CIE-LCH	lch(70.80, 34.84, 239.44°)
OKLab	oklab(74.09% -0.0767 -0.0839)
OKLCH	oklch(74.09% 0.114 227.5)
XYZ	xyz(34.4330, 41.9026, 78.9315)
Luminance	0.4191 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4FB9E3 #E3794F

analogous

#4FE3C3 #4FB9E3 #4F6FE3

triadic

#4FB9E3 #E34FB9 #B9E34F

tetradic

#4FB9E3 #C34FE3 #E3794F #6FE34F

square

#4FB9E3 #C34FE3 #E3794F #6FE34F

split-complementary

#4FB9E3 #E34F6F #E3C34F

monochromatic

#19799E #22A1D3 #4FB9E3 #84CEEB #B9E3F4

Accessibility & contrast

On white

2.24

#4FB9E3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.38

#4FB9E3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4FB9E3

9.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4FB9E3	#FFFFFF	#000000	##000000
##4FB9E3	1.00	2.24	9.38	9.38
#FFFFFF	2.24	1.00	21.00	21.00
#000000	9.38	21.00	1.00	1.00
##000000	9.38	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A3B6E5

Deuteranopia (green-blind)

#8EA7E2

Tritanopia (blue-blind)

#00C5C7

Achromatopsia (no color)

#ADADAD

Design tokens & code

CSS

--color: #4fb9e3;
/* rgb */ color: rgb(79, 185, 227);
/* oklch */ color: oklch(74.1% 0.114 227.5);

Tailwind

colors: {
  custom: {
    50: '#8fceec',
    500: '#4fb9e3',
    950: '#000000',
  },
}

SCSS

$custom: #4fb9e3;
$custom-light: #8fceec;
$custom-dark: #000000;

JSON

{
  "hex": "#4fb9e3",
  "rgb": {
    "r": 79,
    "g": 185,
    "b": 227
  },
  "hsl": {
    "h": 197.027,
    "s": 72.549,
    "l": 60
  },
  "oklch": {
    "l": 0.74092,
    "c": 0.1137,
    "h": 227.5
  },
  "luminance": 0.41906
}

Semantic roles & 50–950 ramp

primary

#4FB9E3

secondary

#E3BBAA

accent

#6C39EF

background

#F9FCFE

surface

#F2F9FD

border

#CCD2D5

text

#0E1316

muted

#7E8284

Preview Lab

Preview with #4FB9E3

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

Preview Lab → · Contrast checker → · Palette generator →