#4DB3DA#4DB3DA

#4DB3DA is a light, moderate cyan. Relative luminance 0.389; OKLCH L 72.3% C 0.109 H 226.6°. Best body text is #000000 at 8.78:1 contrast (WCAG AA passes).

Color values

HEX	#4DB3DA
RGB	rgb(77, 179, 218)
HSL	hsl(197, 66%, 58%)
HSV	hsv(197, 65%, 85%)
CMYK	cmyk(64.7%, 17.9%, 0%, 14.5%)
CIE-LAB	lab(68.66, -17.70, -28.39)
CIE-LCH	lch(68.66, 33.46, 238.06°)
OKLab	oklab(72.25% -0.075 -0.0793)
OKLCH	oklch(72.25% 0.109 226.6)
XYZ	xyz(31.8305, 38.8766, 72.1425)
Luminance	0.3888 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4DB3DA #DA744D

analogous

#4DDABB #4DB3DA #4D6CDA

triadic

#4DB3DA #DA4DB3 #B3DA4D

tetradic

#4DB3DA #BB4DDA #DA744D #6CDA4D

square

#4DB3DA #BB4DDA #DA744D #6CDA4D

split-complementary

#4DB3DA #DA4D6C #DABB4D

monochromatic

#1E708F #2897C2 #4DB3DA #80C9E5 #B2DEEF

Accessibility & contrast

On white

2.39

#4DB3DA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.78

#4DB3DA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4DB3DA

8.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4DB3DA	#FFFFFF	#000000	##000000
##4DB3DA	1.00	2.39	8.78	8.78
#FFFFFF	2.39	1.00	21.00	21.00
#000000	8.78	21.00	1.00	1.00
##000000	8.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9EB0DC

Deuteranopia (green-blind)

#8AA1DA

Tritanopia (blue-blind)

#00BEC0

Achromatopsia (no color)

#A7A7A7

Design tokens & code

CSS

--color: #4db3da;
/* rgb */ color: rgb(77, 179, 218);
/* oklch */ color: oklch(72.3% 0.109 226.6);

Tailwind

colors: {
  custom: {
    50: '#8dc9e5',
    500: '#4db3da',
    950: '#000000',
  },
}

SCSS

$custom: #4db3da;
$custom-light: #8dc9e5;
$custom-dark: #000000;

JSON

{
  "hex": "#4db3da",
  "rgb": {
    "r": 77,
    "g": 179,
    "b": 218
  },
  "hsl": {
    "h": 196.596,
    "s": 65.581,
    "l": 57.843
  },
  "oklch": {
    "l": 0.72251,
    "c": 0.1092,
    "h": 226.6
  },
  "luminance": 0.3888
}

Semantic roles & 50–950 ramp

primary

#4DB3DA

secondary

#DEB5A5

accent

#6E3FE9

background

#F9FCFE

surface

#F2F8FC

border

#CCD1D5

text

#0D1315

muted

#7E8284

Preview Lab

Preview with #4DB3DA

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

Preview Lab → · Contrast checker → · Palette generator →