#339ECD#339ECD

#339ECD is a light, moderate cyan. Relative luminance 0.296; OKLCH L 66.0% C 0.117 H 231.8°. Best body text is #000000 at 6.91:1 contrast (WCAG AA passes).

Color values

HEX	#339ECD
RGB	rgb(51, 158, 205)
HSL	hsl(198, 61%, 50%)
HSV	hsv(198, 75%, 80%)
CMYK	cmyk(75.1%, 22.9%, 0%, 19.6%)
CIE-LAB	lab(61.27, -14.41, -32.68)
CIE-LCH	lch(61.27, 35.71, 246.20°)
OKLab	oklab(65.99% -0.0724 -0.0919)
OKLCH	oklch(65.99% 0.117 231.8)
XYZ	xyz(24.6071, 29.5624, 62.1550)
Luminance	0.2957 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#339ECD #CD6233

analogous

#33CDAF #339ECD #3351CD

triadic

#339ECD #CD339E #9ECD33

tetradic

#339ECD #AF33CD #CD6233 #51CD33

square

#339ECD #AF33CD #CD6233 #51CD33

split-complementary

#339ECD #CD3351 #CDAF33

monochromatic

#1A536B #26789C #339ECD #64B5D9 #95CDE5

Accessibility & contrast

On white

3.04

#339ECD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.91

#339ECD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #339ECD

6.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##339ECD	#FFFFFF	#000000	##000000
##339ECD	1.00	3.04	6.91	6.91
#FFFFFF	3.04	1.00	21.00	21.00
#000000	6.91	21.00	1.00	1.00
##000000	6.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#869CCF

Deuteranopia (green-blind)

#728DCC

Tritanopia (blue-blind)

#00ABAE

Achromatopsia (no color)

#949494

Design tokens & code

CSS

--color: #339ecd;
/* rgb */ color: rgb(51, 158, 205);
/* oklch */ color: oklch(66.0% 0.117 231.8);

Tailwind

colors: {
  custom: {
    50: '#80badc',
    500: '#339ecd',
    950: '#000000',
  },
}

SCSS

$custom: #339ecd;
$custom-light: #80badc;
$custom-dark: #000000;

JSON

{
  "hex": "#339ecd",
  "rgb": {
    "r": 51,
    "g": 158,
    "b": 205
  },
  "hsl": {
    "h": 198.312,
    "s": 60.63,
    "l": 50.196
  },
  "oklch": {
    "l": 0.65985,
    "c": 0.11705,
    "h": 231.8
  },
  "luminance": 0.29565
}

Semantic roles & 50–950 ramp

primary

#339ECD

secondary

#D0A08B

accent

#7544E4

background

#F8FBFD

surface

#F0F6FB

border

#CBD0D4

text

#0C1115

muted

#7D8083

Preview Lab

Preview with #339ECD

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

Preview Lab → · Contrast checker → · Palette generator →