#3399CD#3399CD

#3399CD is a light, moderate cyan. Relative luminance 0.279; OKLCH L 64.8% C 0.120 H 235.5°. Best body text is #000000 at 6.58:1 contrast (WCAG AA passes).

Color values

HEX	#3399CD
RGB	rgb(51, 153, 205)
HSL	hsl(200, 61%, 50%)
HSV	hsv(200, 75%, 80%)
CMYK	cmyk(75.1%, 25.4%, 0%, 19.6%)
CIE-LAB	lab(59.79, -11.66, -34.99)
CIE-LCH	lch(59.79, 36.88, 251.57°)
OKLab	oklab(64.8% -0.0677 -0.0986)
OKLCH	oklch(64.8% 0.12 235.5)
XYZ	xyz(23.7715, 27.8912, 61.8765)
Luminance	0.2789 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3399CD #CD6733

analogous

#33CDB4 #3399CD #334CCD

triadic

#3399CD #CD3399 #99CD33

tetradic

#3399CD #B433CD #CD6733 #4CCD33

square

#3399CD #B433CD #CD6733 #4CCD33

split-complementary

#3399CD #CD334C #CDB433

monochromatic

#1A506B #26759C #3399CD #64B2D9 #95CAE5

Accessibility & contrast

On white

3.19

#3399CD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.58

#3399CD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3399CD

6.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3399CD	#FFFFFF	#000000	##000000
##3399CD	1.00	3.19	6.58	6.58
#FFFFFF	3.19	1.00	21.00	21.00
#000000	6.58	21.00	1.00	1.00
##000000	6.58	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8098CF

Deuteranopia (green-blind)

#6B8ACC

Tritanopia (blue-blind)

#00A7AB

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #3399cd;
/* rgb */ color: rgb(51, 153, 205);
/* oklch */ color: oklch(64.8% 0.120 235.5);

Tailwind

colors: {
  custom: {
    50: '#80b7dc',
    500: '#3399cd',
    950: '#000000',
  },
}

SCSS

$custom: #3399cd;
$custom-light: #80b7dc;
$custom-dark: #000000;

JSON

{
  "hex": "#3399cd",
  "rgb": {
    "r": 51,
    "g": 153,
    "b": 205
  },
  "hsl": {
    "h": 200.26,
    "s": 60.63,
    "l": 50.196
  },
  "oklch": {
    "l": 0.64802,
    "c": 0.11963,
    "h": 235.5
  },
  "luminance": 0.27894
}

Semantic roles & 50–950 ramp

primary

#3399CD

secondary

#D0A38B

accent

#7A44E4

background

#F8FBFD

surface

#F0F6FB

border

#CBD0D4

text

#0C1115

muted

#7D8083

Preview Lab

Preview with #3399CD

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

Preview Lab → · Contrast checker → · Palette generator →