#4BB9DA#4BB9DA

#4BB9DA is a light, moderate cyan. Relative luminance 0.413; OKLCH L 73.6% C 0.109 H 221.2°. Best body text is #000000 at 9.25:1 contrast (WCAG AA passes).

Color values

HEX	#4BB9DA
RGB	rgb(75, 185, 218)
HSL	hsl(194, 66%, 57%)
HSV	hsv(194, 66%, 85%)
CMYK	cmyk(65.6%, 15.1%, 0%, 14.5%)
CIE-LAB	lab(70.35, -21.14, -25.80)
CIE-LCH	lch(70.35, 33.35, 230.67°)
OKLab	oklab(73.59% -0.0823 -0.0719)
OKLCH	oklch(73.59% 0.109 221.2)
XYZ	xyz(32.9004, 41.2522, 72.5446)
Luminance	0.4126 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4BB9DA #DA6C4B

analogous

#4BDAB3 #4BB9DA #4B72DA

triadic

#4BB9DA #DA4BB9 #B9DA4B

tetradic

#4BB9DA #B34BDA #DA6C4B #72DA4B

square

#4BB9DA #B34BDA #DA6C4B #72DA4B

split-complementary

#4BB9DA #DA4B72 #DAB34B

monochromatic

#1D748E #289DC0 #4BB9DA #7ECDE4 #B1E0EF

Accessibility & contrast

On white

2.27

#4BB9DA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.25

#4BB9DA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4BB9DA

9.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4BB9DA	#FFFFFF	#000000	##000000
##4BB9DA	1.00	2.27	9.25	9.25
#FFFFFF	2.27	1.00	21.00	21.00
#000000	9.25	21.00	1.00	1.00
##000000	9.25	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A5B4DC

Deuteranopia (green-blind)

#91A6DA

Tritanopia (blue-blind)

#00C4C3

Achromatopsia (no color)

#ACACAC

Design tokens & code

CSS

--color: #4bb9da;
/* rgb */ color: rgb(75, 185, 218);
/* oklch */ color: oklch(73.6% 0.109 221.2);

Tailwind

colors: {
  custom: {
    50: '#8dcee5',
    500: '#4bb9da',
    950: '#000000',
  },
}

SCSS

$custom: #4bb9da;
$custom-light: #8dcee5;
$custom-dark: #000000;

JSON

{
  "hex": "#4bb9da",
  "rgb": {
    "r": 75,
    "g": 185,
    "b": 218
  },
  "hsl": {
    "h": 193.846,
    "s": 65.899,
    "l": 57.451
  },
  "oklch": {
    "l": 0.73587,
    "c": 0.1093,
    "h": 221.2
  },
  "luminance": 0.41256
}

Semantic roles & 50–950 ramp

primary

#4BB9DA

secondary

#DDB1A4

accent

#663FE9

background

#F9FCFE

surface

#F2F9FC

border

#CCD2D5

text

#0D1315

muted

#7E8284

Preview Lab

Preview with #4BB9DA

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

Preview Lab → · Contrast checker → · Palette generator →