#339AB5#339AB5

#339AB5 is a light, moderate cyan. Relative luminance 0.272; OKLCH L 63.9% C 0.100 H 219.1°. Best body text is #000000 at 6.43:1 contrast (WCAG AA passes).

Color values

HEX	#339AB5
RGB	rgb(51, 154, 181)
HSL	hsl(192, 56%, 45%)
HSV	hsv(192, 72%, 71%)
CMYK	cmyk(71.8%, 14.9%, 0%, 29%)
CIE-LAB	lab(59.11, -20.25, -22.53)
CIE-LCH	lch(59.11, 30.29, 228.04°)
OKLab	oklab(63.94% -0.0775 -0.0629)
OKLCH	oklch(63.94% 0.1 219.1)
XYZ	xyz(21.2579, 27.1487, 47.8270)
Luminance	0.2715 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#339AB5 #B54E33

analogous

#33B58F #339AB5 #3359B5

triadic

#339AB5 #B5339A #9AB533

tetradic

#339AB5 #8F33B5 #B54E33 #59B533

square

#339AB5 #8F33B5 #B54E33 #59B533

split-complementary

#339AB5 #B53359 #B58F33

monochromatic

#184956 #267185 #339AB5 #56B6CF #86CBDD

Accessibility & contrast

On white

3.27

#339AB5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.43

#339AB5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #339AB5

6.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##339AB5	#FFFFFF	#000000	##000000
##339AB5	1.00	3.27	6.43	6.43
#FFFFFF	3.27	1.00	21.00	21.00
#000000	6.43	21.00	1.00	1.00
##000000	6.43	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8996B6

Deuteranopia (green-blind)

#7789B5

Tritanopia (blue-blind)

#00A3A3

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #339ab5;
/* rgb */ color: rgb(51, 154, 181);
/* oklch */ color: oklch(63.9% 0.100 219.1);

Tailwind

colors: {
  custom: {
    50: '#7db8cb',
    500: '#339ab5',
    950: '#000000',
  },
}

SCSS

$custom: #339ab5;
$custom-light: #7db8cb;
$custom-dark: #000000;

JSON

{
  "hex": "#339ab5",
  "rgb": {
    "r": 51,
    "g": 154,
    "b": 181
  },
  "hsl": {
    "h": 192.462,
    "s": 56.034,
    "l": 45.49
  },
  "oklch": {
    "l": 0.63936,
    "c": 0.0998,
    "h": 219.1
  },
  "luminance": 0.27151
}

Semantic roles & 50–950 ramp

primary

#339AB5

secondary

#C68D7D

accent

#6848DF

background

#F8FBFC

surface

#EFF6F8

border

#CAD0D1

text

#0B1113

muted

#7C8082

Preview Lab

Preview with #339AB5

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

Preview Lab → · Contrast checker → · Palette generator →