#339EB7#339EB7

#339EB7 is a light, moderate cyan. Relative luminance 0.286; OKLCH L 65.0% C 0.101 H 216.8°. Best body text is #000000 at 6.72:1 contrast (WCAG AA passes).

Color values

HEX	#339EB7
RGB	rgb(51, 158, 183)
HSL	hsl(191, 56%, 46%)
HSV	hsv(191, 72%, 72%)
CMYK	cmyk(72.1%, 13.7%, 0%, 28.2%)
CIE-LAB	lab(60.40, -21.70, -21.68)
CIE-LCH	lch(60.40, 30.67, 224.97°)
OKLab	oklab(65% -0.0807 -0.0605)
OKLCH	oklch(65% 0.101 216.8)
XYZ	xyz(22.1358, 28.5738, 49.1392)
Luminance	0.2858 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#339EB7 #B74C33

analogous

#33B78E #339EB7 #335CB7

triadic

#339EB7 #B7339E #9EB733

tetradic

#339EB7 #8E33B7 #B74C33 #5CB733

square

#339EB7 #8E33B7 #B74C33 #5CB733

split-complementary

#339EB7 #B7335C #B78E33

monochromatic

#184B57 #267587 #339EB7 #57B9D0 #87CDDE

Accessibility & contrast

On white

3.13

#339EB7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.72

#339EB7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #339EB7

6.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##339EB7	#FFFFFF	#000000	##000000
##339EB7	1.00	3.13	6.72	6.72
#FFFFFF	3.13	1.00	21.00	21.00
#000000	6.72	21.00	1.00	1.00
##000000	6.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8D99B8

Deuteranopia (green-blind)

#7B8CB7

Tritanopia (blue-blind)

#00A7A6

Achromatopsia (no color)

#929292

Design tokens & code

CSS

--color: #339eb7;
/* rgb */ color: rgb(51, 158, 183);
/* oklch */ color: oklch(65.0% 0.101 216.8);

Tailwind

colors: {
  custom: {
    50: '#7dbbcc',
    500: '#339eb7',
    950: '#000000',
  },
}

SCSS

$custom: #339eb7;
$custom-light: #7dbbcc;
$custom-dark: #000000;

JSON

{
  "hex": "#339eb7",
  "rgb": {
    "r": 51,
    "g": 158,
    "b": 183
  },
  "hsl": {
    "h": 191.364,
    "s": 56.41,
    "l": 45.882
  },
  "oklch": {
    "l": 0.64999,
    "c": 0.10086,
    "h": 216.8
  },
  "luminance": 0.28576
}

Semantic roles & 50–950 ramp

primary

#339EB7

secondary

#C78C7F

accent

#6548E0

background

#F8FBFC

surface

#EFF6F8

border

#CAD0D1

text

#0B1113

muted

#7C8082

Preview Lab

Preview with #339EB7

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

Preview Lab → · Contrast checker → · Palette generator →