#339FBA#339FBA

#339FBA is a light, moderate cyan. Relative luminance 0.290; OKLCH L 65.4% C 0.103 H 218.2°. Best body text is #000000 at 6.81:1 contrast (WCAG AA passes).

Color values

HEX	#339FBA
RGB	rgb(51, 159, 186)
HSL	hsl(192, 57%, 46%)
HSV	hsv(192, 73%, 73%)
CMYK	cmyk(72.6%, 14.5%, 0%, 27.1%)
CIE-LAB	lab(60.82, -21.25, -22.73)
CIE-LCH	lch(60.82, 31.12, 226.92°)
OKLab	oklab(65.37% -0.0805 -0.0635)
OKLCH	oklch(65.37% 0.103 218.2)
XYZ	xyz(22.6226, 29.0426, 50.8584)
Luminance	0.2904 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#339FBA #BA4E33

analogous

#33BA92 #339FBA #335CBA

triadic

#339FBA #BA339F #9FBA33

tetradic

#339FBA #9233BA #BA4E33 #5CBA33

square

#339FBA #9233BA #BA4E33 #5CBA33

split-complementary

#339FBA #BA335C #BA9233

monochromatic

#194D5A #26768A #339FBA #59B9D1 #89CDDF

Accessibility & contrast

On white

3.08

#339FBA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.81

#339FBA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #339FBA

6.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##339FBA	#FFFFFF	#000000	##000000
##339FBA	1.00	3.08	6.81	6.81
#FFFFFF	3.08	1.00	21.00	21.00
#000000	6.81	21.00	1.00	1.00
##000000	6.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8E9ABB

Deuteranopia (green-blind)

#7B8DBA

Tritanopia (blue-blind)

#00A8A8

Achromatopsia (no color)

#939393

Design tokens & code

CSS

--color: #339fba;
/* rgb */ color: rgb(51, 159, 186);
/* oklch */ color: oklch(65.4% 0.103 218.2);

Tailwind

colors: {
  custom: {
    50: '#7ebbce',
    500: '#339fba',
    950: '#000000',
  },
}

SCSS

$custom: #339fba;
$custom-light: #7ebbce;
$custom-dark: #000000;

JSON

{
  "hex": "#339fba",
  "rgb": {
    "r": 51,
    "g": 159,
    "b": 186
  },
  "hsl": {
    "h": 192,
    "s": 56.962,
    "l": 46.471
  },
  "oklch": {
    "l": 0.6537,
    "c": 0.10253,
    "h": 218.2
  },
  "luminance": 0.29045
}

Semantic roles & 50–950 ramp

primary

#339FBA

secondary

#C98F80

accent

#6648E0

background

#F8FBFC

surface

#EFF6F9

border

#CAD0D2

text

#0B1213

muted

#7C8182

Preview Lab

Preview with #339FBA

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

Preview Lab → · Contrast checker → · Palette generator →