#3399C8#3399C8

#3399C8 is a light, moderate cyan. Relative luminance 0.277; OKLCH L 64.6% C 0.115 H 232.8°. Best body text is #000000 at 6.53:1 contrast (WCAG AA passes).

Color values

HEX	#3399C8
RGB	rgb(51, 153, 200)
HSL	hsl(199, 59%, 49%)
HSV	hsv(199, 75%, 78%)
CMYK	cmyk(74.5%, 23.5%, 0%, 21.6%)
CIE-LAB	lab(59.57, -13.37, -32.52)
CIE-LCH	lch(59.57, 35.16, 247.64°)
OKLab	oklab(64.56% -0.0694 -0.0915)
OKLCH	oklch(64.56% 0.115 232.8)
XYZ	xyz(23.1776, 27.6537, 58.7485)
Luminance	0.2766 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3399C8 #C86233

analogous

#33C8AD #3399C8 #334FC8

triadic

#3399C8 #C83399 #99C833

tetradic

#3399C8 #AD33C8 #C86233 #4FC833

square

#3399C8 #AD33C8 #C86233 #4FC833

split-complementary

#3399C8 #C8334F #C8AD33

monochromatic

#1A4E66 #277497 #3399C8 #61B2D7 #92CAE3

Accessibility & contrast

On white

3.22

#3399C8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.53

#3399C8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3399C8

6.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3399C8	#FFFFFF	#000000	##000000
##3399C8	1.00	3.22	6.53	6.53
#FFFFFF	3.22	1.00	21.00	21.00
#000000	6.53	21.00	1.00	1.00
##000000	6.53	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8297CA

Deuteranopia (green-blind)

#6E89C7

Tritanopia (blue-blind)

#00A6A9

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #3399c8;
/* rgb */ color: rgb(51, 153, 200);
/* oklch */ color: oklch(64.6% 0.115 232.8);

Tailwind

colors: {
  custom: {
    50: '#7fb7d9',
    500: '#3399c8',
    950: '#000000',
  },
}

SCSS

$custom: #3399c8;
$custom-light: #7fb7d9;
$custom-dark: #000000;

JSON

{
  "hex": "#3399c8",
  "rgb": {
    "r": 51,
    "g": 153,
    "b": 200
  },
  "hsl": {
    "h": 198.926,
    "s": 59.363,
    "l": 49.216
  },
  "oklch": {
    "l": 0.64559,
    "c": 0.11486,
    "h": 232.8
  },
  "luminance": 0.27656
}

Semantic roles & 50–950 ramp

primary

#3399C8

secondary

#CE9F89

accent

#7745E3

background

#F8FBFD

surface

#F0F6FA

border

#CBD0D3

text

#0C1114

muted

#7D8083

Preview Lab

Preview with #3399C8

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

Preview Lab → · Contrast checker → · Palette generator →