#306FA6#306FA6

#306FA6 is a mid, moderate cyan. Relative luminance 0.147; OKLCH L 52.7% C 0.108 H 247.9°. Best body text is #FFFFFF at 5.32:1 contrast (WCAG AA passes).

Color values

HEX	#306FA6
RGB	rgb(48, 111, 166)
HSL	hsl(208, 55%, 42%)
HSV	hsv(208, 71%, 65%)
CMYK	cmyk(71.1%, 33.1%, 0%, 34.9%)
CIE-LAB	lab(45.29, -1.48, -35.38)
CIE-LCH	lch(45.29, 35.41, 267.60°)
OKLab	oklab(52.7% -0.0407 -0.1003)
OKLCH	oklch(52.7% 0.108 247.9)
XYZ	xyz(13.7837, 14.7489, 38.1894)
Luminance	0.1475 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#306FA6 #A66730

analogous

#30A6A2 #306FA6 #3034A6

triadic

#306FA6 #A6306F #6FA630

tetradic

#306FA6 #A230A6 #A66730 #34A630

square

#306FA6 #A230A6 #A66730 #34A630

split-complementary

#306FA6 #A63034 #A6A230

monochromatic

#153047 #224F77 #306FA6 #498ECA #78ABD8

Accessibility & contrast

On white

5.32

#306FA6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.95

#306FA6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #306FA6

5.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##306FA6	#FFFFFF	#000000	##FFFFFF
##306FA6	1.00	5.32	3.95	5.32
#FFFFFF	5.32	1.00	21.00	1.00
#000000	3.95	21.00	1.00	21.00
##FFFFFF	5.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5671A8

Deuteranopia (green-blind)

#4666A5

Tritanopia (blue-blind)

#007C83

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #306fa6;
/* rgb */ color: rgb(48, 111, 166);
/* oklch */ color: oklch(52.7% 0.108 247.9);

Tailwind

colors: {
  custom: {
    50: '#7798c0',
    500: '#306fa6',
    950: '#000000',
  },
}

SCSS

$custom: #306fa6;
$custom-light: #7798c0;
$custom-dark: #000000;

JSON

{
  "hex": "#306fa6",
  "rgb": {
    "r": 48,
    "g": 111,
    "b": 166
  },
  "hsl": {
    "h": 207.966,
    "s": 55.14,
    "l": 41.961
  },
  "oklch": {
    "l": 0.52695,
    "c": 0.10822,
    "h": 247.9
  },
  "luminance": 0.1475
}

Semantic roles & 50–950 ramp

primary

#306FA6

secondary

#C09671

accent

#8F49DE

background

#F7F9FB

surface

#EEF2F7

border

#C9CCD0

text

#0A0D12

muted

#7C7E81

Preview Lab

Preview with #306FA6

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

Preview Lab → · Contrast checker → · Palette generator →