#4BB9E2#4BB9E2

#4BB9E2 is a light, moderate cyan. Relative luminance 0.417; OKLCH L 73.9% C 0.115 H 226.3°. Best body text is #000000 at 9.34:1 contrast (WCAG AA passes).

Color values

HEX	#4BB9E2
RGB	rgb(75, 185, 226)
HSL	hsl(196, 72%, 59%)
HSV	hsv(196, 67%, 89%)
CMYK	cmyk(66.8%, 18.1%, 0%, 11.4%)
CIE-LAB	lab(70.65, -18.65, -29.70)
CIE-LCH	lch(70.65, 35.07, 237.87°)
OKLab	oklab(73.93% -0.0793 -0.0831)
OKLCH	oklch(73.93% 0.115 226.3)
XYZ	xyz(33.9726, 41.6811, 78.1916)
Luminance	0.4168 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4BB9E2 #E2744B

analogous

#4BE2BF #4BB9E2 #4B6EE2

triadic

#4BB9E2 #E24BB9 #B9E24B

tetradic

#4BB9E2 #BF4BE2 #E2744B #6EE24B

square

#4BB9E2 #BF4BE2 #E2744B #6EE24B

split-complementary

#4BB9E2 #E24B6E #E2BF4B

monochromatic

#19779A #219FCF #4BB9E2 #80CDEA #B4E2F3

Accessibility & contrast

On white

2.25

#4BB9E2 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.34

#4BB9E2 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4BB9E2

9.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4BB9E2	#FFFFFF	#000000	##000000
##4BB9E2	1.00	2.25	9.34	9.34
#FFFFFF	2.25	1.00	21.00	21.00
#000000	9.34	21.00	1.00	1.00
##000000	9.34	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A3B6E4

Deuteranopia (green-blind)

#8EA6E2

Tritanopia (blue-blind)

#00C5C6

Achromatopsia (no color)

#ADADAD

Design tokens & code

CSS

--color: #4bb9e2;
/* rgb */ color: rgb(75, 185, 226);
/* oklch */ color: oklch(73.9% 0.115 226.3);

Tailwind

colors: {
  custom: {
    50: '#8eceeb',
    500: '#4bb9e2',
    950: '#000000',
  },
}

SCSS

$custom: #4bb9e2;
$custom-light: #8eceeb;
$custom-dark: #000000;

JSON

{
  "hex": "#4bb9e2",
  "rgb": {
    "r": 75,
    "g": 185,
    "b": 226
  },
  "hsl": {
    "h": 196.291,
    "s": 72.249,
    "l": 59.02
  },
  "oklch": {
    "l": 0.73925,
    "c": 0.11486,
    "h": 226.3
  },
  "luminance": 0.41685
}

Semantic roles & 50–950 ramp

primary

#4BB9E2

secondary

#E2B7A7

accent

#6A39EF

background

#F9FCFE

surface

#F2F9FD

border

#CCD2D5

text

#0E1316

muted

#7E8284

Preview Lab

Preview with #4BB9E2

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

Preview Lab → · Contrast checker → · Palette generator →