#339AB7#339AB7

#339AB7 is a light, moderate cyan. Relative luminance 0.272; OKLCH L 64.0% C 0.101 H 220.6°. Best body text is #000000 at 6.45:1 contrast (WCAG AA passes).

Color values

HEX	#339AB7
RGB	rgb(51, 154, 183)
HSL	hsl(193, 56%, 46%)
HSV	hsv(193, 72%, 72%)
CMYK	cmyk(72.1%, 15.8%, 0%, 28.2%)
CIE-LAB	lab(59.19, -19.60, -23.54)
CIE-LCH	lch(59.19, 30.63, 230.22°)
OKLab	oklab(64.02% -0.0767 -0.0658)
OKLCH	oklch(64.02% 0.101 220.6)
XYZ	xyz(21.4645, 27.2314, 48.9155)
Luminance	0.2723 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#339AB7 #B75033

analogous

#33B792 #339AB7 #3358B7

triadic

#339AB7 #B7339A #9AB733

tetradic

#339AB7 #9233B7 #B75033 #58B733

square

#339AB7 #9233B7 #B75033 #58B733

split-complementary

#339AB7 #B73358 #B79233

monochromatic

#184957 #267287 #339AB7 #57B6D0 #87CADE

Accessibility & contrast

On white

3.26

#339AB7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.45

#339AB7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #339AB7

6.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##339AB7	#FFFFFF	#000000	##000000
##339AB7	1.00	3.26	6.45	6.45
#FFFFFF	3.26	1.00	21.00	21.00
#000000	6.45	21.00	1.00	1.00
##000000	6.45	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8896B9

Deuteranopia (green-blind)

#7689B7

Tritanopia (blue-blind)

#00A3A3

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #339ab7;
/* rgb */ color: rgb(51, 154, 183);
/* oklch */ color: oklch(64.0% 0.101 220.6);

Tailwind

colors: {
  custom: {
    50: '#7db8cc',
    500: '#339ab7',
    950: '#000000',
  },
}

SCSS

$custom: #339ab7;
$custom-light: #7db8cc;
$custom-dark: #000000;

JSON

{
  "hex": "#339ab7",
  "rgb": {
    "r": 51,
    "g": 154,
    "b": 183
  },
  "hsl": {
    "h": 193.182,
    "s": 56.41,
    "l": 45.882
  },
  "oklch": {
    "l": 0.64023,
    "c": 0.10104,
    "h": 220.6
  },
  "luminance": 0.27234
}

Semantic roles & 50–950 ramp

primary

#339AB7

secondary

#C78F7F

accent

#6948E0

background

#F8FBFC

surface

#EFF6F8

border

#CAD0D1

text

#0B1113

muted

#7C8082

Preview Lab

Preview with #339AB7

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

Preview Lab → · Contrast checker → · Palette generator →