#306AAC#306AAC

#306AAC is a mid, vivid cyan. Relative luminance 0.139; OKLCH L 51.9% C 0.121 H 253.6°. Best body text is #FFFFFF at 5.55:1 contrast (WCAG AA passes).

Color values

HEX	#306AAC
RGB	rgb(48, 106, 172)
HSL	hsl(212, 56%, 43%)
HSV	hsv(212, 72%, 67%)
CMYK	cmyk(72.1%, 38.4%, 0%, 32.5%)
CIE-LAB	lab(44.11, 3.81, -40.76)
CIE-LCH	lch(44.11, 40.94, 275.34°)
OKLab	oklab(51.88% -0.0341 -0.1161)
OKLCH	oklch(51.88% 0.121 253.6)
XYZ	xyz(13.8166, 13.9135, 40.9791)
Luminance	0.1391 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#306AAC #AC7230

analogous

#30A8AC #306AAC #3430AC

triadic

#306AAC #AC306A #6AAC30

tetradic

#306AAC #AC30A8 #AC7230 #30AC34

square

#306AAC #AC30A8 #AC7230 #30AC34

split-complementary

#306AAC #AC3430 #A8AC30

monochromatic

#152F4C #234D7C #306AAC #4C88CD #7CA8DA

Accessibility & contrast

On white

5.55

#306AAC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.78

#306AAC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #306AAC

5.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##306AAC	#FFFFFF	#000000	##FFFFFF
##306AAC	1.00	5.55	3.78	5.55
#FFFFFF	5.55	1.00	21.00	1.00
#000000	3.78	21.00	1.00	21.00
##FFFFFF	5.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C6FAF

Deuteranopia (green-blind)

#3963AB

Tritanopia (blue-blind)

#007983

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #306aac;
/* rgb */ color: rgb(48, 106, 172);
/* oklch */ color: oklch(51.9% 0.121 253.6);

Tailwind

colors: {
  custom: {
    50: '#7894c5',
    500: '#306aac',
    950: '#000000',
  },
}

SCSS

$custom: #306aac;
$custom-light: #7894c5;
$custom-dark: #000000;

JSON

{
  "hex": "#306aac",
  "rgb": {
    "r": 48,
    "g": 106,
    "b": 172
  },
  "hsl": {
    "h": 211.935,
    "s": 56.364,
    "l": 43.137
  },
  "oklch": {
    "l": 0.51875,
    "c": 0.121,
    "h": 253.6
  },
  "luminance": 0.13915
}

Semantic roles & 50–950 ramp

primary

#306AAC

secondary

#C39E75

accent

#9948E0

background

#F7F9FC

surface

#EEF1F8

border

#C9CBD1

text

#0A0D13

muted

#7C7E82

Preview Lab

Preview with #306AAC

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

Preview Lab → · Contrast checker → · Palette generator →