#339DB6#339DB6

#339DB6 is a light, moderate cyan. Relative luminance 0.282; OKLCH L 64.7% C 0.100 H 217.0°. Best body text is #000000 at 6.64:1 contrast (WCAG AA passes).

Color values

HEX	#339DB6
RGB	rgb(51, 157, 182)
HSL	hsl(191, 56%, 46%)
HSV	hsv(191, 72%, 71%)
CMYK	cmyk(72%, 13.7%, 0%, 28.6%)
CIE-LAB	lab(60.06, -21.50, -21.64)
CIE-LCH	lch(60.06, 30.50, 225.18°)
OKLab	oklab(64.71% -0.0801 -0.0603)
OKLCH	oklch(64.71% 0.1 217)
XYZ	xyz(21.8622, 28.1926, 48.5364)
Luminance	0.2819 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#339DB6 #B64C33

analogous

#33B68D #339DB6 #335CB6

triadic

#339DB6 #B6339D #9DB633

tetradic

#339DB6 #8D33B6 #B64C33 #5CB633

square

#339DB6 #8D33B6 #B64C33 #5CB633

split-complementary

#339DB6 #B6335C #B68D33

monochromatic

#184B56 #267486 #339DB6 #56B9D0 #86CDDD

Accessibility & contrast

On white

3.16

#339DB6 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.64

#339DB6 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #339DB6

6.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##339DB6	#FFFFFF	#000000	##000000
##339DB6	1.00	3.16	6.64	6.64
#FFFFFF	3.16	1.00	21.00	21.00
#000000	6.64	21.00	1.00	1.00
##000000	6.64	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8C98B7

Deuteranopia (green-blind)

#7A8BB6

Tritanopia (blue-blind)

#00A6A5

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #339db6;
/* rgb */ color: rgb(51, 157, 182);
/* oklch */ color: oklch(64.7% 0.100 217.0);

Tailwind

colors: {
  custom: {
    50: '#7dbacc',
    500: '#339db6',
    950: '#000000',
  },
}

SCSS

$custom: #339db6;
$custom-light: #7dbacc;
$custom-dark: #000000;

JSON

{
  "hex": "#339db6",
  "rgb": {
    "r": 51,
    "g": 157,
    "b": 182
  },
  "hsl": {
    "h": 191.45,
    "s": 56.223,
    "l": 45.686
  },
  "oklch": {
    "l": 0.64713,
    "c": 0.10031,
    "h": 217
  },
  "luminance": 0.28195
}

Semantic roles & 50–950 ramp

primary

#339DB6

secondary

#C78C7E

accent

#6548E0

background

#F8FBFC

surface

#EFF6F8

border

#CAD0D1

text

#0B1113

muted

#7C8082

Preview Lab

Preview with #339DB6

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

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