#3399C1#3399C1

#3399C1 is a light, moderate cyan. Relative luminance 0.273; OKLCH L 64.2% C 0.109 H 228.6°. Best body text is #000000 at 6.47:1 contrast (WCAG AA passes).

Color values

HEX	#3399C1
RGB	rgb(51, 153, 193)
HSL	hsl(197, 58%, 48%)
HSV	hsv(197, 74%, 76%)
CMYK	cmyk(73.6%, 20.7%, 0%, 24.3%)
CIE-LAB	lab(59.28, -15.75, -29.04)
CIE-LCH	lch(59.28, 33.03, 241.53°)
OKLab	oklab(64.23% -0.0719 -0.0815)
OKLCH	oklch(64.23% 0.109 228.6)
XYZ	xyz(22.3782, 27.3339, 54.5383)
Luminance	0.2734 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3399C1 #C15B33

analogous

#33C1A2 #3399C1 #3352C1

triadic

#3399C1 #C13399 #99C133

tetradic

#3399C1 #A233C1 #C15B33 #52C133

square

#3399C1 #A233C1 #C15B33 #52C133

split-complementary

#3399C1 #C13352 #C1A233

monochromatic

#194C60 #267391 #3399C1 #5DB3D4 #8DC9E1

Accessibility & contrast

On white

3.25

#3399C1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.47

#3399C1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3399C1

6.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3399C1	#FFFFFF	#000000	##000000
##3399C1	1.00	3.25	6.47	6.47
#FFFFFF	3.25	1.00	21.00	21.00
#000000	6.47	21.00	1.00	1.00
##000000	6.47	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8496C3

Deuteranopia (green-blind)

#7189C0

Tritanopia (blue-blind)

#00A4A6

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #3399c1;
/* rgb */ color: rgb(51, 153, 193);
/* oklch */ color: oklch(64.2% 0.109 228.6);

Tailwind

colors: {
  custom: {
    50: '#7eb7d4',
    500: '#3399c1',
    950: '#000000',
  },
}

SCSS

$custom: #3399c1;
$custom-light: #7eb7d4;
$custom-dark: #000000;

JSON

{
  "hex": "#3399c1",
  "rgb": {
    "r": 51,
    "g": 153,
    "b": 193
  },
  "hsl": {
    "h": 196.901,
    "s": 58.197,
    "l": 47.843
  },
  "oklch": {
    "l": 0.64229,
    "c": 0.10868,
    "h": 228.6
  },
  "luminance": 0.27337
}

Semantic roles & 50–950 ramp

primary

#3399C1

secondary

#CB9884

accent

#7246E1

background

#F8FBFD

surface

#EFF6FA

border

#CAD0D3

text

#0B1114

muted

#7C8083

Preview Lab

Preview with #3399C1

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

Preview Lab → · Contrast checker → · Palette generator →