#4DC3DD#4DC3DD

#4DC3DD is a light, moderate cyan. Relative luminance 0.458; OKLCH L 76.1% C 0.110 H 215.0°. Best body text is #000000 at 10.17:1 contrast (WCAG AA passes).

Color values

HEX	#4DC3DD
RGB	rgb(77, 195, 221)
HSL	hsl(191, 68%, 58%)
HSV	hsv(191, 65%, 87%)
CMYK	cmyk(65.2%, 11.8%, 0%, 13.3%)
CIE-LAB	lab(73.43, -24.99, -22.72)
CIE-LCH	lch(73.43, 33.77, 222.28°)
OKLab	oklab(76.11% -0.0902 -0.0632)
OKLCH	oklch(76.11% 0.11 215)
XYZ	xyz(35.6214, 45.8246, 75.3603)
Luminance	0.4583 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4DC3DD #DD674D

analogous

#4DDDAF #4DC3DD #4D7BDD

triadic

#4DC3DD #DD4DC3 #C3DD4D

tetradic

#4DC3DD #AF4DDD #DD674D #7BDD4D

square

#4DC3DD #AF4DDD #DD674D #7BDD4D

split-complementary

#4DC3DD #DD4D7B #DDAF4D

monochromatic

#1C7E93 #26AAC7 #4DC3DD #80D4E7 #B4E6F1

Accessibility & contrast

On white

2.07

#4DC3DD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.17

#4DC3DD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4DC3DD

10.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4DC3DD	#FFFFFF	#000000	##000000
##4DC3DD	1.00	2.07	10.17	10.17
#FFFFFF	2.07	1.00	21.00	21.00
#000000	10.17	21.00	1.00	1.00
##000000	10.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B1BDDE

Deuteranopia (green-blind)

#9CAEDD

Tritanopia (blue-blind)

#00CDCB

Achromatopsia (no color)

#B4B4B4

Design tokens & code

CSS

--color: #4dc3dd;
/* rgb */ color: rgb(77, 195, 221);
/* oklch */ color: oklch(76.1% 0.110 215.0);

Tailwind

colors: {
  custom: {
    50: '#8fd5e7',
    500: '#4dc3dd',
    950: '#000000',
  },
}

SCSS

$custom: #4dc3dd;
$custom-light: #8fd5e7;
$custom-dark: #000000;

JSON

{
  "hex": "#4dc3dd",
  "rgb": {
    "r": 77,
    "g": 195,
    "b": 221
  },
  "hsl": {
    "h": 190.833,
    "s": 67.925,
    "l": 58.431
  },
  "oklch": {
    "l": 0.76109,
    "c": 0.11015,
    "h": 215
  },
  "luminance": 0.45828
}

Semantic roles & 50–950 ramp

primary

#4DC3DD

secondary

#DFB1A6

accent

#5C3DEB

background

#F9FDFE

surface

#F2FAFC

border

#CCD3D5

text

#0E1416

muted

#7E8384

Preview Lab

Preview with #4DC3DD

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

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