#306DA5#306DA5

#306DA5 is a mid, moderate cyan. Relative luminance 0.143; OKLCH L 52.2% C 0.109 H 249.0°. Best body text is #FFFFFF at 5.45:1 contrast (WCAG AA passes).

Color values

HEX	#306DA5
RGB	rgb(48, 109, 165)
HSL	hsl(209, 55%, 42%)
HSV	hsv(209, 71%, 65%)
CMYK	cmyk(70.9%, 33.9%, 0%, 35.3%)
CIE-LAB	lab(44.63, -0.62, -35.82)
CIE-LCH	lch(44.63, 35.83, 269.00°)
OKLab	oklab(52.16% -0.039 -0.1016)
OKLCH	oklch(52.16% 0.109 249)
XYZ	xyz(13.4765, 14.2808, 37.6362)
Luminance	0.1428 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#306DA5 #A56830

analogous

#30A5A3 #306DA5 #3032A5

triadic

#306DA5 #A5306D #6DA530

tetradic

#306DA5 #A330A5 #A56830 #32A530

square

#306DA5 #A330A5 #A56830 #32A530

split-complementary

#306DA5 #A53032 #A5A330

monochromatic

#142E46 #224E76 #306DA5 #488CCA #78AAD8

Accessibility & contrast

On white

5.45

#306DA5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.86

#306DA5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #306DA5

5.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##306DA5	#FFFFFF	#000000	##FFFFFF
##306DA5	1.00	5.45	3.86	5.45
#FFFFFF	5.45	1.00	21.00	1.00
#000000	3.86	21.00	1.00	21.00
##FFFFFF	5.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5470A7

Deuteranopia (green-blind)

#4365A4

Tritanopia (blue-blind)

#007A81

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #306da5;
/* rgb */ color: rgb(48, 109, 165);
/* oklch */ color: oklch(52.2% 0.109 249.0);

Tailwind

colors: {
  custom: {
    50: '#7796c0',
    500: '#306da5',
    950: '#000000',
  },
}

SCSS

$custom: #306da5;
$custom-light: #7796c0;
$custom-dark: #000000;

JSON

{
  "hex": "#306da5",
  "rgb": {
    "r": 48,
    "g": 109,
    "b": 165
  },
  "hsl": {
    "h": 208.718,
    "s": 54.93,
    "l": 41.765
  },
  "oklch": {
    "l": 0.52163,
    "c": 0.10882,
    "h": 249
  },
  "luminance": 0.14282
}

Semantic roles & 50–950 ramp

primary

#306DA5

secondary

#C09771

accent

#914ADE

background

#F7F9FB

surface

#EEF1F7

border

#C9CBD0

text

#0A0D12

muted

#7C7E81

Preview Lab

Preview with #306DA5

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

Preview Lab → · Contrast checker → · Palette generator →