#3899CD#3899CD

#3899CD is a light, moderate cyan. Relative luminance 0.280; OKLCH L 64.9% C 0.118 H 236.4°. Best body text is #000000 at 6.61:1 contrast (WCAG AA passes).

Color values

HEX	#3899CD
RGB	rgb(56, 153, 205)
HSL	hsl(201, 60%, 51%)
HSV	hsv(201, 73%, 80%)
CMYK	cmyk(72.7%, 25.4%, 0%, 19.6%)
CIE-LAB	lab(59.91, -11.02, -34.78)
CIE-LCH	lch(59.91, 36.49, 252.42°)
OKLab	oklab(64.94% -0.0652 -0.098)
OKLCH	oklch(64.94% 0.118 236.4)
XYZ	xyz(24.0372, 28.0282, 61.8889)
Luminance	0.2803 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3899CD #CD6C38

analogous

#38CDB6 #3899CD #384ECD

triadic

#3899CD #CD3899 #99CD38

tetradic

#3899CD #B638CD #CD6C38 #4ECD38

square

#3899CD #B638CD #CD6C38 #4ECD38

split-complementary

#3899CD #CD384E #CDB638

monochromatic

#1C526F #2876A0 #3899CD #69B2D9 #9ACBE6

Accessibility & contrast

On white

3.18

#3899CD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.61

#3899CD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3899CD

6.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3899CD	#FFFFFF	#000000	##000000
##3899CD	1.00	3.18	6.61	6.61
#FFFFFF	3.18	1.00	21.00	21.00
#000000	6.61	21.00	1.00	1.00
##000000	6.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8098CF

Deuteranopia (green-blind)

#6C8ACC

Tritanopia (blue-blind)

#00A6AB

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #3899cd;
/* rgb */ color: rgb(56, 153, 205);
/* oklch */ color: oklch(64.9% 0.118 236.4);

Tailwind

colors: {
  custom: {
    50: '#82b7dc',
    500: '#3899cd',
    950: '#000000',
  },
}

SCSS

$custom: #3899cd;
$custom-light: #82b7dc;
$custom-dark: #000000;

JSON

{
  "hex": "#3899cd",
  "rgb": {
    "r": 56,
    "g": 153,
    "b": 205
  },
  "hsl": {
    "h": 200.94,
    "s": 59.839,
    "l": 51.176
  },
  "oklch": {
    "l": 0.64936,
    "c": 0.11774,
    "h": 236.4
  },
  "luminance": 0.28031
}

Semantic roles & 50–950 ramp

primary

#3899CD

secondary

#D1A68F

accent

#7C45E3

background

#F8FBFD

surface

#F0F6FB

border

#CBD0D4

text

#0C1115

muted

#7D8083

Preview Lab

Preview with #3899CD

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

Preview Lab → · Contrast checker → · Palette generator →