#339BEE#339BEE

#339BEE is a light, vivid cyan. Relative luminance 0.303; OKLCH L 67.0% C 0.154 H 247.3°. Best body text is #000000 at 7.06:1 contrast (WCAG AA passes).

Color values

HEX	#339BEE
RGB	rgb(51, 155, 238)
HSL	hsl(207, 85%, 57%)
HSV	hsv(207, 79%, 93%)
CMYK	cmyk(78.6%, 34.9%, 0%, 6.7%)
CIE-LAB	lab(61.93, -1.17, -49.96)
CIE-LCH	lch(61.93, 49.97, 268.65°)
OKLab	oklab(67% -0.0595 -0.1422)
OKLCH	oklch(67% 0.154 247.3)
XYZ	xyz(28.5133, 30.3161, 85.2212)
Luminance	0.3032 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#339BEE #EE8633

analogous

#33EEE3 #339BEE #333EEE

triadic

#339BEE #EE339B #9BEE33

tetradic

#339BEE #E333EE #EE8633 #3EEE33

square

#339BEE #E333EE #EE8633 #3EEE33

split-complementary

#339BEE #EE333E #EEE333

monochromatic

#0D5B9A #127DD2 #339BEE #6BB7F3 #A4D2F7

Accessibility & contrast

On white

2.97

#339BEE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.06

#339BEE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #339BEE

7.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##339BEE	#FFFFFF	#000000	##000000
##339BEE	1.00	2.97	7.06	7.06
#FFFFFF	2.97	1.00	21.00	21.00
#000000	7.06	21.00	1.00	1.00
##000000	7.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#749FF1

Deuteranopia (green-blind)

#598EEC

Tritanopia (blue-blind)

#00AFB9

Achromatopsia (no color)

#969696

Design tokens & code

CSS

--color: #339bee;
/* rgb */ color: rgb(51, 155, 238);
/* oklch */ color: oklch(67.0% 0.154 247.3);

Tailwind

colors: {
  custom: {
    50: '#86b8f4',
    500: '#339bee',
    950: '#000000',
  },
}

SCSS

$custom: #339bee;
$custom-light: #86b8f4;
$custom-dark: #000000;

JSON

{
  "hex": "#339bee",
  "rgb": {
    "r": 51,
    "g": 155,
    "b": 238
  },
  "hsl": {
    "h": 206.631,
    "s": 84.615,
    "l": 56.667
  },
  "oklch": {
    "l": 0.67001,
    "c": 0.15418,
    "h": 247.3
  },
  "luminance": 0.3032
}

Semantic roles & 50–950 ramp

primary

#339BEE

secondary

#E5BA98

accent

#882DFB

background

#F9FBFE

surface

#F1F6FD

border

#CBD0D5

text

#0D1117

muted

#7E8085

Preview Lab

Preview with #339BEE

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

Preview Lab → · Contrast checker → · Palette generator →