#308DC9#308DC9

#308DC9 is a mid, vivid cyan. Relative luminance 0.239; OKLCH L 61.7% C 0.125 H 241.7°. Best body text is #000000 at 5.78:1 contrast (WCAG AA passes).

Color values

HEX	#308DC9
RGB	rgb(48, 141, 201)
HSL	hsl(204, 61%, 49%)
HSV	hsv(204, 76%, 79%)
CMYK	cmyk(76.1%, 29.9%, 0%, 21.2%)
CIE-LAB	lab(55.98, -6.64, -38.71)
CIE-LCH	lch(55.98, 39.27, 260.27°)
OKLab	oklab(61.7% -0.0591 -0.1096)
OKLCH	oklch(61.7% 0.125 241.7)
XYZ	xyz(21.2823, 23.8927, 58.7371)
Luminance	0.2389 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#308DC9 #C96C30

analogous

#30C9B9 #308DC9 #3041C9

triadic

#308DC9 #C9308D #8DC930

tetradic

#308DC9 #B930C9 #C96C30 #41C930

square

#308DC9 #B930C9 #C96C30 #41C930

split-complementary

#308DC9 #C93041 #C9B930

monochromatic

#184866 #246A98 #308DC9 #5EA8D8 #8FC3E4

Accessibility & contrast

On white

3.63

#308DC9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.78

#308DC9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #308DC9

5.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##308DC9	#FFFFFF	#000000	##000000
##308DC9	1.00	3.63	5.78	5.78
#FFFFFF	3.63	1.00	21.00	21.00
#000000	5.78	21.00	1.00	1.00
##000000	5.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#718ECC

Deuteranopia (green-blind)

#5C80C8

Tritanopia (blue-blind)

#009CA2

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #308dc9;
/* rgb */ color: rgb(48, 141, 201);
/* oklch */ color: oklch(61.7% 0.125 241.7);

Tailwind

colors: {
  custom: {
    50: '#7eaed9',
    500: '#308dc9',
    950: '#000000',
  },
}

SCSS

$custom: #308dc9;
$custom-light: #7eaed9;
$custom-dark: #000000;

JSON

{
  "hex": "#308dc9",
  "rgb": {
    "r": 48,
    "g": 141,
    "b": 201
  },
  "hsl": {
    "h": 203.529,
    "s": 61.446,
    "l": 48.824
  },
  "oklch": {
    "l": 0.61697,
    "c": 0.12453,
    "h": 241.7
  },
  "luminance": 0.23895
}

Semantic roles & 50–950 ramp

primary

#308DC9

secondary

#CFA386

accent

#8343E5

background

#F8FAFD

surface

#EFF4FA

border

#CACED3

text

#0B1014

muted

#7C7F83

Preview Lab

Preview with #308DC9

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

Preview Lab → · Contrast checker → · Palette generator →