#306DA9#306DA9

#306DA9 is a mid, moderate cyan. Relative luminance 0.144; OKLCH L 52.4% C 0.114 H 250.6°. Best body text is #FFFFFF at 5.40:1 contrast (WCAG AA passes).

Color values

HEX	#306DA9
RGB	rgb(48, 109, 169)
HSL	hsl(210, 56%, 43%)
HSV	hsv(210, 72%, 66%)
CMYK	cmyk(71.6%, 35.5%, 0%, 33.7%)
CIE-LAB	lab(44.84, 0.84, -37.84)
CIE-LCH	lch(44.84, 37.85, 271.27°)
OKLab	oklab(52.4% -0.0379 -0.1075)
OKLCH	oklch(52.4% 0.114 250.6)
XYZ	xyz(13.8463, 14.4287, 39.5837)
Luminance	0.1443 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#306DA9 #A96C30

analogous

#30A9A8 #306DA9 #3031A9

triadic

#306DA9 #A9306D #6DA930

tetradic

#306DA9 #A830A9 #A96C30 #31A930

square

#306DA9 #A830A9 #A96C30 #31A930

split-complementary

#306DA9 #A93031 #A9A830

monochromatic

#15304A #224E79 #306DA9 #4A8CCC #7AAAD9

Accessibility & contrast

On white

5.40

#306DA9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.89

#306DA9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #306DA9

5.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##306DA9	#FFFFFF	#000000	##FFFFFF
##306DA9	1.00	5.40	3.89	5.40
#FFFFFF	5.40	1.00	21.00	1.00
#000000	3.89	21.00	1.00	21.00
##FFFFFF	5.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5270AC

Deuteranopia (green-blind)

#4065A8

Tritanopia (blue-blind)

#007B83

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #306da9;
/* rgb */ color: rgb(48, 109, 169);
/* oklch */ color: oklch(52.4% 0.114 250.6);

Tailwind

colors: {
  custom: {
    50: '#7796c3',
    500: '#306da9',
    950: '#000000',
  },
}

SCSS

$custom: #306da9;
$custom-light: #7796c3;
$custom-dark: #000000;

JSON

{
  "hex": "#306da9",
  "rgb": {
    "r": 48,
    "g": 109,
    "b": 169
  },
  "hsl": {
    "h": 209.752,
    "s": 55.76,
    "l": 42.549
  },
  "oklch": {
    "l": 0.52395,
    "c": 0.11397,
    "h": 250.6
  },
  "luminance": 0.1443
}

Semantic roles & 50–950 ramp

primary

#306DA9

secondary

#C29A73

accent

#9349DF

background

#F7F9FC

surface

#EEF1F8

border

#C9CBD1

text

#0A0D12

muted

#7C7E81

Preview Lab

Preview with #306DA9

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

Preview Lab → · Contrast checker → · Palette generator →