#3899D4#3899D4

#3899D4 is a light, vivid cyan. Relative luminance 0.284; OKLCH L 65.3% C 0.125 H 239.8°. Best body text is #000000 at 6.68:1 contrast (WCAG AA passes).

Color values

HEX	#3899D4
RGB	rgb(56, 153, 212)
HSL	hsl(203, 64%, 53%)
HSV	hsv(203, 74%, 83%)
CMYK	cmyk(73.6%, 27.8%, 0%, 16.9%)
CIE-LAB	lab(60.23, -8.62, -38.21)
CIE-LCH	lch(60.23, 39.17, 257.29°)
OKLab	oklab(65.29% -0.0629 -0.108)
OKLCH	oklch(65.29% 0.125 239.8)
XYZ	xyz(24.9011, 28.3738, 66.4389)
Luminance	0.2838 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3899D4 #D47338

analogous

#38D4C1 #3899D4 #384BD4

triadic

#3899D4 #D43899 #99D438

tetradic

#3899D4 #C138D4 #D47338 #4BD438

square

#3899D4 #C138D4 #D47338 #4BD438

split-complementary

#3899D4 #D4384B #D4C138

monochromatic

#1A5478 #2578AA #3899D4 #6AB3DF #9DCDEA

Accessibility & contrast

On white

3.15

#3899D4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.68

#3899D4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3899D4

6.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3899D4	#FFFFFF	#000000	##000000
##3899D4	1.00	3.15	6.68	6.68
#FFFFFF	3.15	1.00	21.00	21.00
#000000	6.68	21.00	1.00	1.00
##000000	6.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7D99D7

Deuteranopia (green-blind)

#688BD3

Tritanopia (blue-blind)

#00A8AD

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #3899d4;
/* rgb */ color: rgb(56, 153, 212);
/* oklch */ color: oklch(65.3% 0.125 239.8);

Tailwind

colors: {
  custom: {
    50: '#83b6e1',
    500: '#3899d4',
    950: '#000000',
  },
}

SCSS

$custom: #3899d4;
$custom-light: #83b6e1;
$custom-dark: #000000;

JSON

{
  "hex": "#3899d4",
  "rgb": {
    "r": 56,
    "g": 153,
    "b": 212
  },
  "hsl": {
    "h": 202.692,
    "s": 64.463,
    "l": 52.549
  },
  "oklch": {
    "l": 0.65285,
    "c": 0.12496,
    "h": 239.8
  },
  "luminance": 0.28377
}

Semantic roles & 50–950 ramp

primary

#3899D4

secondary

#D6AC92

accent

#8040E7

background

#F8FBFD

surface

#F0F6FB

border

#CBD0D4

text

#0C1115

muted

#7D8083

Preview Lab

Preview with #3899D4

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

Preview Lab → · Contrast checker → · Palette generator →