#339BC8#339BC8

#339BC8 is a light, moderate cyan. Relative luminance 0.283; OKLCH L 65.0% C 0.114 H 231.2°. Best body text is #000000 at 6.66:1 contrast (WCAG AA passes).

Color values

HEX	#339BC8
RGB	rgb(51, 155, 200)
HSL	hsl(198, 59%, 49%)
HSV	hsv(198, 75%, 78%)
CMYK	cmyk(74.5%, 22.5%, 0%, 21.6%)
CIE-LAB	lab(60.17, -14.47, -31.59)
CIE-LCH	lch(60.17, 34.75, 245.39°)
OKLab	oklab(65.04% -0.0713 -0.0888)
OKLCH	oklch(65.04% 0.114 231.2)
XYZ	xyz(23.5077, 28.3139, 58.8586)
Luminance	0.2832 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#339BC8 #C86033

analogous

#33C8AB #339BC8 #3350C8

triadic

#339BC8 #C8339B #9BC833

tetradic

#339BC8 #AB33C8 #C86033 #50C833

square

#339BC8 #AB33C8 #C86033 #50C833

split-complementary

#339BC8 #C83350 #C8AB33

monochromatic

#1A4F66 #277597 #339BC8 #61B3D7 #92CBE3

Accessibility & contrast

On white

3.15

#339BC8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.66

#339BC8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #339BC8

6.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##339BC8	#FFFFFF	#000000	##000000
##339BC8	1.00	3.15	6.66	6.66
#FFFFFF	3.15	1.00	21.00	21.00
#000000	6.66	21.00	1.00	1.00
##000000	6.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8499CA

Deuteranopia (green-blind)

#708BC7

Tritanopia (blue-blind)

#00A7AA

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #339bc8;
/* rgb */ color: rgb(51, 155, 200);
/* oklch */ color: oklch(65.0% 0.114 231.2);

Tailwind

colors: {
  custom: {
    50: '#7fb8d9',
    500: '#339bc8',
    950: '#000000',
  },
}

SCSS

$custom: #339bc8;
$custom-light: #7fb8d9;
$custom-dark: #000000;

JSON

{
  "hex": "#339bc8",
  "rgb": {
    "r": 51,
    "g": 155,
    "b": 200
  },
  "hsl": {
    "h": 198.121,
    "s": 59.363,
    "l": 49.216
  },
  "oklch": {
    "l": 0.65035,
    "c": 0.11392,
    "h": 231.2
  },
  "luminance": 0.28317
}

Semantic roles & 50–950 ramp

primary

#339BC8

secondary

#CE9E89

accent

#7545E3

background

#F8FBFD

surface

#F0F6FA

border

#CBD0D3

text

#0C1114

muted

#7D8083

Preview Lab

Preview with #339BC8

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

Preview Lab → · Contrast checker → · Palette generator →