#4BB9D8#4BB9D8

#4BB9D8 is a light, moderate cyan. Relative luminance 0.412; OKLCH L 73.5% C 0.108 H 219.8°. Best body text is #000000 at 9.23:1 contrast (WCAG AA passes).

Color values

HEX	#4BB9D8
RGB	rgb(75, 185, 216)
HSL	hsl(193, 64%, 57%)
HSV	hsv(193, 65%, 85%)
CMYK	cmyk(65.3%, 14.4%, 0%, 15.3%)
CIE-LAB	lab(70.28, -21.75, -24.82)
CIE-LCH	lch(70.28, 33.00, 228.76°)
OKLab	oklab(73.51% -0.0831 -0.0691)
OKLCH	oklch(73.51% 0.108 219.8)
XYZ	xyz(32.6402, 41.1481, 71.1746)
Luminance	0.4115 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4BB9D8 #D86A4B

analogous

#4BD8B0 #4BB9D8 #4B73D8

triadic

#4BB9D8 #D84BB9 #B9D84B

tetradic

#4BB9D8 #B04BD8 #D86A4B #73D84B

square

#4BB9D8 #B04BD8 #D86A4B #73D84B

split-complementary

#4BB9D8 #D84B73 #D8B04B

monochromatic

#1E738B #299CBD #4BB9D8 #7DCDE3 #B0E0EE

Accessibility & contrast

On white

2.28

#4BB9D8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.23

#4BB9D8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4BB9D8

9.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4BB9D8	#FFFFFF	#000000	##000000
##4BB9D8	1.00	2.28	9.23	9.23
#FFFFFF	2.28	1.00	21.00	21.00
#000000	9.23	21.00	1.00	1.00
##000000	9.23	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A6B4DA

Deuteranopia (green-blind)

#92A5D8

Tritanopia (blue-blind)

#00C3C3

Achromatopsia (no color)

#ACACAC

Design tokens & code

CSS

--color: #4bb9d8;
/* rgb */ color: rgb(75, 185, 216);
/* oklch */ color: oklch(73.5% 0.108 219.8);

Tailwind

colors: {
  custom: {
    50: '#8dcee4',
    500: '#4bb9d8',
    950: '#000000',
  },
}

SCSS

$custom: #4bb9d8;
$custom-light: #8dcee4;
$custom-dark: #000000;

JSON

{
  "hex": "#4bb9d8",
  "rgb": {
    "r": 75,
    "g": 185,
    "b": 216
  },
  "hsl": {
    "h": 193.191,
    "s": 64.384,
    "l": 57.059
  },
  "oklch": {
    "l": 0.73505,
    "c": 0.10808,
    "h": 219.8
  },
  "luminance": 0.41152
}

Semantic roles & 50–950 ramp

primary

#4BB9D8

secondary

#DCAFA3

accent

#6540E7

background

#F9FCFD

surface

#F2F9FB

border

#CCD2D4

text

#0D1315

muted

#7E8283

Preview Lab

Preview with #4BB9D8

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

Preview Lab → · Contrast checker → · Palette generator →