#339DBA#339DBA

#339DBA is a light, moderate cyan. Relative luminance 0.284; OKLCH L 64.9% C 0.103 H 220.1°. Best body text is #000000 at 6.67:1 contrast (WCAG AA passes).

Color values

HEX	#339DBA
RGB	rgb(51, 157, 186)
HSL	hsl(193, 57%, 46%)
HSV	hsv(193, 73%, 73%)
CMYK	cmyk(72.6%, 15.6%, 0%, 27.1%)
CIE-LAB	lab(60.21, -20.21, -23.66)
CIE-LCH	lch(60.21, 31.11, 229.50°)
OKLab	oklab(64.88% -0.0785 -0.0661)
OKLCH	oklch(64.88% 0.103 220.1)
XYZ	xyz(22.2814, 28.3603, 50.7446)
Luminance	0.2836 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#339DBA #BA5033

analogous

#33BA94 #339DBA #335ABA

triadic

#339DBA #BA339D #9DBA33

tetradic

#339DBA #9433BA #BA5033 #5ABA33

square

#339DBA #9433BA #BA5033 #5ABA33

split-complementary

#339DBA #BA335A #BA9433

monochromatic

#194C5A #26748A #339DBA #59B8D1 #89CCDF

Accessibility & contrast

On white

3.15

#339DBA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.67

#339DBA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #339DBA

6.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##339DBA	#FFFFFF	#000000	##000000
##339DBA	1.00	3.15	6.67	6.67
#FFFFFF	3.15	1.00	21.00	21.00
#000000	6.67	21.00	1.00	1.00
##000000	6.67	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8B99BC

Deuteranopia (green-blind)

#798BBA

Tritanopia (blue-blind)

#00A6A6

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #339dba;
/* rgb */ color: rgb(51, 157, 186);
/* oklch */ color: oklch(64.9% 0.103 220.1);

Tailwind

colors: {
  custom: {
    50: '#7dbace',
    500: '#339dba',
    950: '#000000',
  },
}

SCSS

$custom: #339dba;
$custom-light: #7dbace;
$custom-dark: #000000;

JSON

{
  "hex": "#339dba",
  "rgb": {
    "r": 51,
    "g": 157,
    "b": 186
  },
  "hsl": {
    "h": 192.889,
    "s": 56.962,
    "l": 46.471
  },
  "oklch": {
    "l": 0.64883,
    "c": 0.10265,
    "h": 220.1
  },
  "luminance": 0.28363
}

Semantic roles & 50–950 ramp

primary

#339DBA

secondary

#C99080

accent

#6848E0

background

#F8FBFC

surface

#EFF6F9

border

#CAD0D2

text

#0B1113

muted

#7C8082

Preview Lab

Preview with #339DBA

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

Preview Lab → · Contrast checker → · Palette generator →