#309EC0#309EC0

#309EC0 is a light, moderate cyan. Relative luminance 0.289; OKLCH L 65.3% C 0.108 H 223.2°. Best body text is #000000 at 6.78:1 contrast (WCAG AA passes).

Color values

HEX	#309EC0
RGB	rgb(48, 158, 192)
HSL	hsl(194, 60%, 47%)
HSV	hsv(194, 75%, 75%)
CMYK	cmyk(75%, 17.7%, 0%, 24.7%)
CIE-LAB	lab(60.68, -19.14, -26.32)
CIE-LCH	lch(60.68, 32.54, 233.98°)
OKLab	oklab(65.32% -0.0785 -0.0737)
OKLCH	oklch(65.32% 0.108 223.2)
XYZ	xyz(22.9563, 28.8851, 54.2245)
Luminance	0.2889 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#309EC0 #C05230

analogous

#30C09A #309EC0 #3056C0

triadic

#309EC0 #C0309E #9EC030

tetradic

#309EC0 #9A30C0 #C05230 #56C030

square

#309EC0 #9A30C0 #C05230 #56C030

split-complementary

#309EC0 #C03056 #C09A30

monochromatic

#184D5E #24768F #309EC0 #58B8D5 #89CDE1

Accessibility & contrast

On white

3.10

#309EC0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.78

#309EC0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #309EC0

6.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##309EC0	#FFFFFF	#000000	##000000
##309EC0	1.00	3.10	6.78	6.78
#FFFFFF	3.10	1.00	21.00	21.00
#000000	6.78	21.00	1.00	1.00
##000000	6.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8B9AC2

Deuteranopia (green-blind)

#778CC0

Tritanopia (blue-blind)

#00A8A9

Achromatopsia (no color)

#929292

Design tokens & code

CSS

--color: #309ec0;
/* rgb */ color: rgb(48, 158, 192);
/* oklch */ color: oklch(65.3% 0.108 223.2);

Tailwind

colors: {
  custom: {
    50: '#7dbad3',
    500: '#309ec0',
    950: '#000000',
  },
}

SCSS

$custom: #309ec0;
$custom-light: #7dbad3;
$custom-dark: #000000;

JSON

{
  "hex": "#309ec0",
  "rgb": {
    "r": 48,
    "g": 158,
    "b": 192
  },
  "hsl": {
    "h": 194.167,
    "s": 60,
    "l": 47.059
  },
  "oklch": {
    "l": 0.65316,
    "c": 0.1077,
    "h": 223.2
  },
  "luminance": 0.28888
}

Semantic roles & 50–950 ramp

primary

#309EC0

secondary

#CB9280

accent

#6A45E3

background

#F8FBFC

surface

#EFF6F9

border

#CAD0D2

text

#0B1114

muted

#7C8082

Preview Lab

Preview with #309EC0

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

Preview Lab → · Contrast checker → · Palette generator →