#4FB5E4#4FB5E4

#4FB5E4 is a light, moderate cyan. Relative luminance 0.403; OKLCH L 73.2% C 0.116 H 231.3°. Best body text is #000000 at 9.06:1 contrast (WCAG AA passes).

Color values

HEX	#4FB5E4
RGB	rgb(79, 181, 228)
HSL	hsl(199, 73%, 60%)
HSV	hsv(199, 65%, 89%)
CMYK	cmyk(65.4%, 20.6%, 0%, 10.6%)
CIE-LAB	lab(69.69, -15.29, -32.27)
CIE-LCH	lch(69.69, 35.71, 244.64°)
OKLab	oklab(73.22% -0.0723 -0.0904)
OKLCH	oklch(73.22% 0.116 231.3)
XYZ	xyz(33.7464, 40.3079, 79.3855)
Luminance	0.4031 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4FB5E4 #E47E4F

analogous

#4FE4C8 #4FB5E4 #4F6BE4

triadic

#4FB5E4 #E44FB5 #B5E44F

tetradic

#4FB5E4 #C84FE4 #E47E4F #6BE44F

square

#4FB5E4 #C84FE4 #E47E4F #6BE44F

split-complementary

#4FB5E4 #E44F6B #E4C84F

monochromatic

#1975A0 #219CD5 #4FB5E4 #84CBEC #B9E2F4

Accessibility & contrast

On white

2.32

#4FB5E4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.06

#4FB5E4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4FB5E4

9.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4FB5E4	#FFFFFF	#000000	##000000
##4FB5E4	1.00	2.32	9.06	9.06
#FFFFFF	2.32	1.00	21.00	21.00
#000000	9.06	21.00	1.00	1.00
##000000	9.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9DB3E6

Deuteranopia (green-blind)

#89A4E3

Tritanopia (blue-blind)

#00C2C5

Achromatopsia (no color)

#AAAAAA

Design tokens & code

CSS

--color: #4fb5e4;
/* rgb */ color: rgb(79, 181, 228);
/* oklch */ color: oklch(73.2% 0.116 231.3);

Tailwind

colors: {
  custom: {
    50: '#8fcbec',
    500: '#4fb5e4',
    950: '#000000',
  },
}

SCSS

$custom: #4fb5e4;
$custom-light: #8fcbec;
$custom-dark: #000000;

JSON

{
  "hex": "#4fb5e4",
  "rgb": {
    "r": 79,
    "g": 181,
    "b": 228
  },
  "hsl": {
    "h": 198.926,
    "s": 73.399,
    "l": 60.196
  },
  "oklch": {
    "l": 0.73215,
    "c": 0.11578,
    "h": 231.3
  },
  "luminance": 0.40311
}

Semantic roles & 50–950 ramp

primary

#4FB5E4

secondary

#E4BDAB

accent

#4E10D6

background

#F9FCFE

surface

#F2F8FD

border

#CCD1D5

text

#0E1316

muted

#7E8284

Preview Lab

Preview with #4FB5E4

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

Preview Lab → · Contrast checker → · Palette generator →