#309ABD#309ABD

#309ABD is a light, moderate cyan. Relative luminance 0.274; OKLCH L 64.2% C 0.106 H 224.6°. Best body text is #000000 at 6.48:1 contrast (WCAG AA passes).

Color values

HEX	#309ABD
RGB	rgb(48, 154, 189)
HSL	hsl(195, 59%, 46%)
HSV	hsv(195, 75%, 74%)
CMYK	cmyk(74.6%, 18.5%, 0%, 25.9%)
CIE-LAB	lab(59.35, -18.01, -26.68)
CIE-LCH	lch(59.35, 32.19, 235.98°)
OKLab	oklab(64.21% -0.0758 -0.0747)
OKLCH	oklch(64.21% 0.106 224.6)
XYZ	xyz(21.9560, 27.4111, 52.2680)
Luminance	0.2741 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#309ABD #BD5330

analogous

#30BD9A #309ABD #3053BD

triadic

#309ABD #BD309A #9ABD30

tetradic

#309ABD #9A30BD #BD5330 #53BD30

square

#309ABD #9A30BD #BD5330 #53BD30

split-complementary

#309ABD #BD3053 #BD9A30

monochromatic

#174A5B #24728C #309ABD #56B5D4 #87CAE0

Accessibility & contrast

On white

3.24

#309ABD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.48

#309ABD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #309ABD

6.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##309ABD	#FFFFFF	#000000	##000000
##309ABD	1.00	3.24	6.48	6.48
#FFFFFF	3.24	1.00	21.00	21.00
#000000	6.48	21.00	1.00	1.00
##000000	6.48	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8797BF

Deuteranopia (green-blind)

#7389BD

Tritanopia (blue-blind)

#00A4A5

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #309abd;
/* rgb */ color: rgb(48, 154, 189);
/* oklch */ color: oklch(64.2% 0.106 224.6);

Tailwind

colors: {
  custom: {
    50: '#7db7d1',
    500: '#309abd',
    950: '#000000',
  },
}

SCSS

$custom: #309abd;
$custom-light: #7db7d1;
$custom-dark: #000000;

JSON

{
  "hex": "#309abd",
  "rgb": {
    "r": 48,
    "g": 154,
    "b": 189
  },
  "hsl": {
    "h": 194.894,
    "s": 59.494,
    "l": 46.471
  },
  "oklch": {
    "l": 0.64213,
    "c": 0.10643,
    "h": 224.6
  },
  "luminance": 0.27414
}

Semantic roles & 50–950 ramp

primary

#309ABD

secondary

#CA917F

accent

#6C45E3

background

#F8FBFC

surface

#EFF6F9

border

#CAD0D2

text

#0B1114

muted

#7C8082

Preview Lab

Preview with #309ABD

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

Preview Lab → · Contrast checker → · Palette generator →