#4DB3D9#4DB3D9

#4DB3D9 is a light, moderate cyan. Relative luminance 0.388; OKLCH L 72.2% C 0.108 H 225.9°. Best body text is #000000 at 8.77:1 contrast (WCAG AA passes).

Color values

HEX	#4DB3D9
RGB	rgb(77, 179, 217)
HSL	hsl(196, 65%, 58%)
HSV	hsv(196, 65%, 85%)
CMYK	cmyk(64.5%, 17.5%, 0%, 14.9%)
CIE-LAB	lab(68.62, -18.01, -27.90)
CIE-LCH	lch(68.62, 33.21, 237.15°)
OKLab	oklab(72.21% -0.0754 -0.0779)
OKLCH	oklch(72.21% 0.108 225.9)
XYZ	xyz(31.7001, 38.8244, 71.4554)
Luminance	0.3883 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4DB3D9 #D9734D

analogous

#4DD9B9 #4DB3D9 #4D6DD9

triadic

#4DB3D9 #D94DB3 #B3D94D

tetradic

#4DB3D9 #B94DD9 #D9734D #6DD94D

square

#4DB3D9 #B94DD9 #D9734D #6DD94D

split-complementary

#4DB3D9 #D94D6D #D9B94D

monochromatic

#1E6F8D #2997C0 #4DB3D9 #7FC9E4 #B2DEEF

Accessibility & contrast

On white

2.40

#4DB3D9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.77

#4DB3D9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4DB3D9

8.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4DB3D9	#FFFFFF	#000000	##000000
##4DB3D9	1.00	2.40	8.77	8.77
#FFFFFF	2.40	1.00	21.00	21.00
#000000	8.77	21.00	1.00	1.00
##000000	8.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9EB0DB

Deuteranopia (green-blind)

#8BA1D9

Tritanopia (blue-blind)

#00BEBF

Achromatopsia (no color)

#A7A7A7

Design tokens & code

CSS

--color: #4db3d9;
/* rgb */ color: rgb(77, 179, 217);
/* oklch */ color: oklch(72.2% 0.108 225.9);

Tailwind

colors: {
  custom: {
    50: '#8dc9e4',
    500: '#4db3d9',
    950: '#000000',
  },
}

SCSS

$custom: #4db3d9;
$custom-light: #8dc9e4;
$custom-dark: #000000;

JSON

{
  "hex": "#4db3d9",
  "rgb": {
    "r": 77,
    "g": 179,
    "b": 217
  },
  "hsl": {
    "h": 196.286,
    "s": 64.815,
    "l": 57.647
  },
  "oklch": {
    "l": 0.72208,
    "c": 0.10844,
    "h": 225.9
  },
  "luminance": 0.38828
}

Semantic roles & 50–950 ramp

primary

#4DB3D9

secondary

#DDB4A5

accent

#6E40E8

background

#F9FCFD

surface

#F2F8FB

border

#CCD1D4

text

#0D1315

muted

#7E8283

Preview Lab

Preview with #4DB3D9

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

Preview Lab → · Contrast checker → · Palette generator →