#4DB9DF#4DB9DF

#4DB9DF is a light, moderate cyan. Relative luminance 0.416; OKLCH L 73.9% C 0.112 H 224.7°. Best body text is #000000 at 9.32:1 contrast (WCAG AA passes).

Color values

HEX	#4DB9DF
RGB	rgb(77, 185, 223)
HSL	hsl(196, 70%, 59%)
HSV	hsv(196, 65%, 87%)
CMYK	cmyk(65.5%, 17%, 0%, 12.5%)
CIE-LAB	lab(70.59, -19.28, -28.15)
CIE-LCH	lch(70.59, 34.12, 235.59°)
OKLab	oklab(73.86% -0.0793 -0.0786)
OKLCH	oklch(73.86% 0.112 224.7)
XYZ	xyz(33.7235, 41.5998, 76.0500)
Luminance	0.4160 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4DB9DF #DF734D

analogous

#4DDFBC #4DB9DF #4D70DF

triadic

#4DB9DF #DF4DB9 #B9DF4D

tetradic

#4DB9DF #BC4DDF #DF734D #70DF4D

square

#4DB9DF #BC4DDF #DF734D #70DF4D

split-complementary

#4DB9DF #DF4D70 #DFBC4D

monochromatic

#1B7697 #249FCA #4DB9DF #81CDE8 #B5E2F2

Accessibility & contrast

On white

2.25

#4DB9DF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.32

#4DB9DF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4DB9DF

9.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4DB9DF	#FFFFFF	#000000	##000000
##4DB9DF	1.00	2.25	9.32	9.32
#FFFFFF	2.25	1.00	21.00	21.00
#000000	9.32	21.00	1.00	1.00
##000000	9.32	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A4B5E1

Deuteranopia (green-blind)

#8FA6DF

Tritanopia (blue-blind)

#00C4C5

Achromatopsia (no color)

#ADADAD

Design tokens & code

CSS

--color: #4db9df;
/* rgb */ color: rgb(77, 185, 223);
/* oklch */ color: oklch(73.9% 0.112 224.7);

Tailwind

colors: {
  custom: {
    50: '#8ecee9',
    500: '#4db9df',
    950: '#000000',
  },
}

SCSS

$custom: #4db9df;
$custom-light: #8ecee9;
$custom-dark: #000000;

JSON

{
  "hex": "#4db9df",
  "rgb": {
    "r": 77,
    "g": 185,
    "b": 223
  },
  "hsl": {
    "h": 195.616,
    "s": 69.524,
    "l": 58.824
  },
  "oklch": {
    "l": 0.73858,
    "c": 0.11168,
    "h": 224.7
  },
  "luminance": 0.41603
}

Semantic roles & 50–950 ramp

primary

#4DB9DF

secondary

#E1B6A7

accent

#693BEC

background

#F9FCFE

surface

#F2F9FC

border

#CCD2D5

text

#0E1316

muted

#7E8284

Preview Lab

Preview with #4DB9DF

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

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