#339CB6#339CB6

#339CB6 is a light, moderate cyan. Relative luminance 0.279; OKLCH L 64.5% C 0.100 H 217.9°. Best body text is #000000 at 6.57:1 contrast (WCAG AA passes).

Color values

HEX	#339CB6
RGB	rgb(51, 156, 182)
HSL	hsl(192, 56%, 46%)
HSV	hsv(192, 72%, 71%)
CMYK	cmyk(72%, 14.3%, 0%, 28.6%)
CIE-LAB	lab(59.76, -20.98, -22.10)
CIE-LCH	lch(59.76, 30.47, 226.49°)
OKLab	oklab(64.47% -0.0791 -0.0617)
OKLCH	oklch(64.47% 0.1 217.9)
XYZ	xyz(21.6937, 27.8556, 48.4802)
Luminance	0.2786 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#339CB6 #B64D33

analogous

#33B68E #339CB6 #335BB6

triadic

#339CB6 #B6339C #9CB633

tetradic

#339CB6 #8E33B6 #B64D33 #5BB633

square

#339CB6 #8E33B6 #B64D33 #5BB633

split-complementary

#339CB6 #B6335B #B68E33

monochromatic

#184A56 #267386 #339CB6 #56B8D0 #86CCDD

Accessibility & contrast

On white

3.20

#339CB6 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.57

#339CB6 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #339CB6

6.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##339CB6	#FFFFFF	#000000	##000000
##339CB6	1.00	3.20	6.57	6.57
#FFFFFF	3.20	1.00	21.00	21.00
#000000	6.57	21.00	1.00	1.00
##000000	6.57	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8B97B7

Deuteranopia (green-blind)

#798AB6

Tritanopia (blue-blind)

#00A5A4

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #339cb6;
/* rgb */ color: rgb(51, 156, 182);
/* oklch */ color: oklch(64.5% 0.100 217.9);

Tailwind

colors: {
  custom: {
    50: '#7db9cc',
    500: '#339cb6',
    950: '#000000',
  },
}

SCSS

$custom: #339cb6;
$custom-light: #7db9cc;
$custom-dark: #000000;

JSON

{
  "hex": "#339cb6",
  "rgb": {
    "r": 51,
    "g": 156,
    "b": 182
  },
  "hsl": {
    "h": 191.908,
    "s": 56.223,
    "l": 45.686
  },
  "oklch": {
    "l": 0.64468,
    "c": 0.10031,
    "h": 217.9
  },
  "luminance": 0.27858
}

Semantic roles & 50–950 ramp

primary

#339CB6

secondary

#C78C7E

accent

#6648E0

background

#F8FBFC

surface

#EFF6F8

border

#CAD0D1

text

#0B1113

muted

#7C8082

Preview Lab

Preview with #339CB6

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

Preview Lab → · Contrast checker → · Palette generator →