#306E8A#306E8A

#306E8A is a mid, moderate cyan. Relative luminance 0.136; OKLCH L 51.0% C 0.077 H 230.4°. Best body text is #FFFFFF at 5.64:1 contrast (WCAG AA passes).

Color values

HEX	#306E8A
RGB	rgb(48, 110, 138)
HSL	hsl(199, 48%, 36%)
HSV	hsv(199, 65%, 54%)
CMYK	cmyk(65.2%, 20.3%, 0%, 45.9%)
CIE-LAB	lab(43.67, -10.78, -21.30)
CIE-LCH	lch(43.67, 23.87, 243.16°)
OKLab	oklab(50.99% -0.0492 -0.0596)
OKLCH	oklch(50.99% 0.077 230.4)
XYZ	xyz(11.3805, 13.6141, 26.0678)
Luminance	0.1361 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#306E8A #8A4C30

analogous

#308A79 #306E8A #30418A

triadic

#306E8A #8A306E #6E8A30

tetradic

#306E8A #79308A #8A4C30 #418A30

square

#306E8A #79308A #8A4C30 #418A30

split-complementary

#306E8A #8A3041 #8A7930

monochromatic

#10262F #204A5D #306E8A #4092B7 #69ADCB

Accessibility & contrast

On white

5.64

#306E8A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.72

#306E8A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #306E8A

5.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##306E8A	#FFFFFF	#000000	##FFFFFF
##306E8A	1.00	5.64	3.72	5.64
#FFFFFF	5.64	1.00	21.00	1.00
#000000	3.72	21.00	1.00	21.00
##FFFFFF	5.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#606C8B

Deuteranopia (green-blind)

#53638A

Tritanopia (blue-blind)

#007677

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #306e8a;
/* rgb */ color: rgb(48, 110, 138);
/* oklch */ color: oklch(51.0% 0.077 230.4);

Tailwind

colors: {
  custom: {
    50: '#7297ac',
    500: '#306e8a',
    950: '#000000',
  },
}

SCSS

$custom: #306e8a;
$custom-light: #7297ac;
$custom-dark: #000000;

JSON

{
  "hex": "#306e8a",
  "rgb": {
    "r": 48,
    "g": 110,
    "b": 138
  },
  "hsl": {
    "h": 198.667,
    "s": 48.387,
    "l": 36.471
  },
  "oklch": {
    "l": 0.50988,
    "c": 0.07726,
    "h": 230.4
  },
  "luminance": 0.13615
}

Semantic roles & 50–950 ramp

primary

#306E8A

secondary

#B27C64

accent

#7A50D8

background

#F7F9FA

surface

#EDF2F4

border

#C8CCCE

text

#090D10

muted

#7B7E7F

Preview Lab

Preview with #306E8A

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

Preview Lab → · Contrast checker → · Palette generator →