#306FA9#306FA9

#306FA9 is a mid, moderate cyan. Relative luminance 0.149; OKLCH L 52.9% C 0.112 H 249.2°. Best body text is #FFFFFF at 5.29:1 contrast (WCAG AA passes).

Color values

HEX	#306FA9
RGB	rgb(48, 111, 169)
HSL	hsl(209, 56%, 43%)
HSV	hsv(209, 72%, 66%)
CMYK	cmyk(71.6%, 34.3%, 0%, 33.7%)
CIE-LAB	lab(45.44, -0.39, -36.89)
CIE-LCH	lch(45.44, 36.89, 269.40°)
OKLab	oklab(52.87% -0.0398 -0.1047)
OKLCH	oklch(52.87% 0.112 249.2)
XYZ	xyz(14.0621, 14.8603, 39.6556)
Luminance	0.1486 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#306FA9 #A96A30

analogous

#30A9A6 #306FA9 #3033A9

triadic

#306FA9 #A9306F #6FA930

tetradic

#306FA9 #A630A9 #A96A30 #33A930

square

#306FA9 #A630A9 #A96A30 #33A930

split-complementary

#306FA9 #A93033 #A9A630

monochromatic

#15304A #225079 #306FA9 #4A8ECC #7AACD9

Accessibility & contrast

On white

5.29

#306FA9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.97

#306FA9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #306FA9

5.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##306FA9	#FFFFFF	#000000	##FFFFFF
##306FA9	1.00	5.29	3.97	5.29
#FFFFFF	5.29	1.00	21.00	1.00
#000000	3.97	21.00	1.00	21.00
##FFFFFF	5.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5572AB

Deuteranopia (green-blind)

#4466A8

Tritanopia (blue-blind)

#007D84

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #306fa9;
/* rgb */ color: rgb(48, 111, 169);
/* oklch */ color: oklch(52.9% 0.112 249.2);

Tailwind

colors: {
  custom: {
    50: '#7798c3',
    500: '#306fa9',
    950: '#000000',
  },
}

SCSS

$custom: #306fa9;
$custom-light: #7798c3;
$custom-dark: #000000;

JSON

{
  "hex": "#306fa9",
  "rgb": {
    "r": 48,
    "g": 111,
    "b": 169
  },
  "hsl": {
    "h": 208.76,
    "s": 55.76,
    "l": 42.549
  },
  "oklch": {
    "l": 0.52867,
    "c": 0.11203,
    "h": 249.2
  },
  "luminance": 0.14862
}

Semantic roles & 50–950 ramp

primary

#306FA9

secondary

#C29973

accent

#9149DF

background

#F7F9FC

surface

#EEF2F8

border

#C9CCD1

text

#0A0D12

muted

#7C7E81

Preview Lab

Preview with #306FA9

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

Preview Lab → · Contrast checker → · Palette generator →