#306DB6#306DB6

#306DB6 is a mid, vivid cyan. Relative luminance 0.149; OKLCH L 53.2% C 0.131 H 254.7°. Best body text is #FFFFFF at 5.27:1 contrast (WCAG AA passes).

Color values

HEX	#306DB6
RGB	rgb(48, 109, 182)
HSL	hsl(213, 58%, 45%)
HSV	hsv(213, 74%, 71%)
CMYK	cmyk(73.6%, 40.1%, 0%, 28.6%)
CIE-LAB	lab(45.55, 5.65, -44.31)
CIE-LCH	lch(45.55, 44.66, 277.27°)
OKLab	oklab(53.18% -0.0345 -0.1264)
OKLCH	oklch(53.18% 0.131 254.7)
XYZ	xyz(15.1279, 14.9414, 46.3336)
Luminance	0.1494 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#306DB6 #B67930

analogous

#30B0B6 #306DB6 #3630B6

triadic

#306DB6 #B6306D #6DB630

tetradic

#306DB6 #B630B0 #B67930 #30B636

square

#306DB6 #B630B0 #B67930 #30B636

split-complementary

#306DB6 #B63630 #B0B630

monochromatic

#163355 #235086 #306DB6 #528CD1 #82ACDE

Accessibility & contrast

On white

5.27

#306DB6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.99

#306DB6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #306DB6

5.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##306DB6	#FFFFFF	#000000	##FFFFFF
##306DB6	1.00	5.27	3.99	5.27
#FFFFFF	5.27	1.00	21.00	1.00
#000000	3.99	21.00	1.00	21.00
##FFFFFF	5.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B73B9

Deuteranopia (green-blind)

#3566B5

Tritanopia (blue-blind)

#007E88

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #306db6;
/* rgb */ color: rgb(48, 109, 182);
/* oklch */ color: oklch(53.2% 0.131 254.7);

Tailwind

colors: {
  custom: {
    50: '#7a96cc',
    500: '#306db6',
    950: '#000000',
  },
}

SCSS

$custom: #306db6;
$custom-light: #7a96cc;
$custom-dark: #000000;

JSON

{
  "hex": "#306db6",
  "rgb": {
    "r": 48,
    "g": 109,
    "b": 182
  },
  "hsl": {
    "h": 212.687,
    "s": 58.261,
    "l": 45.098
  },
  "oklch": {
    "l": 0.53184,
    "c": 0.13107,
    "h": 254.7
  },
  "luminance": 0.14943
}

Semantic roles & 50–950 ramp

primary

#306DB6

secondary

#C7A47B

accent

#9B46E1

background

#F8F9FC

surface

#EFF1F9

border

#CACBD2

text

#0A0D13

muted

#7C7E82

Preview Lab

Preview with #306DB6

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

Preview Lab → · Contrast checker → · Palette generator →