#308EC9#308EC9

#308EC9 is a mid, vivid cyan. Relative luminance 0.242; OKLCH L 61.9% C 0.124 H 241.0°. Best body text is #000000 at 5.84:1 contrast (WCAG AA passes).

Color values

HEX	#308EC9
RGB	rgb(48, 142, 201)
HSL	hsl(203, 61%, 49%)
HSV	hsv(203, 76%, 79%)
CMYK	cmyk(76.1%, 29.4%, 0%, 21.2%)
CIE-LAB	lab(56.28, -7.21, -38.24)
CIE-LCH	lch(56.28, 38.92, 259.32°)
OKLab	oklab(61.93% -0.06 -0.1082)
OKLCH	oklch(61.93% 0.124 241)
XYZ	xyz(21.4304, 24.1889, 58.7865)
Luminance	0.2419 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#308EC9 #C96B30

analogous

#30C9B8 #308EC9 #3042C9

triadic

#308EC9 #C9308E #8EC930

tetradic

#308EC9 #B830C9 #C96B30 #42C930

square

#308EC9 #B830C9 #C96B30 #42C930

split-complementary

#308EC9 #C93042 #C9B830

monochromatic

#184866 #246B98 #308EC9 #5EA9D8 #8FC3E4

Accessibility & contrast

On white

3.60

#308EC9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.84

#308EC9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #308EC9

5.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##308EC9	#FFFFFF	#000000	##000000
##308EC9	1.00	3.60	5.84	5.84
#FFFFFF	3.60	1.00	21.00	21.00
#000000	5.84	21.00	1.00	1.00
##000000	5.84	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#728FCC

Deuteranopia (green-blind)

#5D81C8

Tritanopia (blue-blind)

#009DA3

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #308ec9;
/* rgb */ color: rgb(48, 142, 201);
/* oklch */ color: oklch(61.9% 0.124 241.0);

Tailwind

colors: {
  custom: {
    50: '#7eaed9',
    500: '#308ec9',
    950: '#000000',
  },
}

SCSS

$custom: #308ec9;
$custom-light: #7eaed9;
$custom-dark: #000000;

JSON

{
  "hex": "#308ec9",
  "rgb": {
    "r": 48,
    "g": 142,
    "b": 201
  },
  "hsl": {
    "h": 203.137,
    "s": 61.446,
    "l": 48.824
  },
  "oklch": {
    "l": 0.61932,
    "c": 0.12377,
    "h": 241
  },
  "luminance": 0.24191
}

Semantic roles & 50–950 ramp

primary

#308EC9

secondary

#CFA286

accent

#8143E5

background

#F8FAFD

surface

#F0F4FA

border

#CBCED3

text

#0B1014

muted

#7C7F83

Preview Lab

Preview with #308EC9

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

Preview Lab → · Contrast checker → · Palette generator →