#339AB9#339AB9

#339AB9 is a light, moderate cyan. Relative luminance 0.273; OKLCH L 64.1% C 0.102 H 222.1°. Best body text is #000000 at 6.46:1 contrast (WCAG AA passes).

Color values

HEX	#339AB9
RGB	rgb(51, 154, 185)
HSL	hsl(194, 57%, 46%)
HSV	hsv(194, 72%, 73%)
CMYK	cmyk(72.4%, 16.8%, 0%, 27.5%)
CIE-LAB	lab(59.27, -18.95, -24.55)
CIE-LCH	lch(59.27, 31.01, 232.34°)
OKLab	oklab(64.11% -0.0759 -0.0686)
OKLCH	oklch(64.11% 0.102 222.1)
XYZ	xyz(21.6742, 27.3153, 50.0196)
Luminance	0.2732 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#339AB9 #B95233

analogous

#33B995 #339AB9 #3357B9

triadic

#339AB9 #B9339A #9AB933

tetradic

#339AB9 #9533B9 #B95233 #57B933

square

#339AB9 #9533B9 #B95233 #57B933

split-complementary

#339AB9 #B93357 #B99533

monochromatic

#194A59 #267289 #339AB9 #58B5D1 #88CADE

Accessibility & contrast

On white

3.25

#339AB9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.46

#339AB9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #339AB9

6.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##339AB9	#FFFFFF	#000000	##000000
##339AB9	1.00	3.25	6.46	6.46
#FFFFFF	3.25	1.00	21.00	21.00
#000000	6.46	21.00	1.00	1.00
##000000	6.46	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8896BB

Deuteranopia (green-blind)

#7689B9

Tritanopia (blue-blind)

#00A4A4

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #339ab9;
/* rgb */ color: rgb(51, 154, 185);
/* oklch */ color: oklch(64.1% 0.102 222.1);

Tailwind

colors: {
  custom: {
    50: '#7db8ce',
    500: '#339ab9',
    950: '#000000',
  },
}

SCSS

$custom: #339ab9;
$custom-light: #7db8ce;
$custom-dark: #000000;

JSON

{
  "hex": "#339ab9",
  "rgb": {
    "r": 51,
    "g": 154,
    "b": 185
  },
  "hsl": {
    "h": 193.881,
    "s": 56.78,
    "l": 46.275
  },
  "oklch": {
    "l": 0.6411,
    "c": 0.10236,
    "h": 222.1
  },
  "luminance": 0.27318
}

Semantic roles & 50–950 ramp

primary

#339AB9

secondary

#C89080

accent

#6B48E0

background

#F8FBFC

surface

#EFF6F9

border

#CAD0D2

text

#0B1113

muted

#7C8082

Preview Lab

Preview with #339AB9

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

Preview Lab → · Contrast checker → · Palette generator →