#306388#306388

#306388 is a mid, moderate cyan. Relative luminance 0.113; OKLCH L 48.1% C 0.081 H 242.5°. Best body text is #FFFFFF at 6.43:1 contrast (WCAG AA passes).

Color values

HEX	#306388
RGB	rgb(48, 99, 136)
HSL	hsl(205, 48%, 36%)
HSV	hsv(205, 65%, 53%)
CMYK	cmyk(64.7%, 27.2%, 0%, 46.7%)
CIE-LAB	lab(40.13, -4.93, -25.60)
CIE-LCH	lch(40.13, 26.07, 259.11°)
OKLab	oklab(48.14% -0.0374 -0.072)
OKLCH	oklch(48.14% 0.081 242.5)
XYZ	xyz(10.1230, 11.3286, 24.9409)
Luminance	0.1133 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#306388 #885530

analogous

#308881 #306388 #303788

triadic

#306388 #883063 #638830

tetradic

#306388 #813088 #885530 #378830

square

#306388 #813088 #885530 #378830

split-complementary

#306388 #883037 #888130

monochromatic

#10212E #20425B #306388 #4084B5 #69A1CA

Accessibility & contrast

On white

6.43

#306388 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.27

#306388 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #306388

6.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##306388	#FFFFFF	#000000	##FFFFFF
##306388	1.00	6.43	3.27	6.43
#FFFFFF	6.43	1.00	21.00	1.00
#000000	3.27	21.00	1.00	21.00
##FFFFFF	6.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#52638A

Deuteranopia (green-blind)

#465B87

Tritanopia (blue-blind)

#006C70

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #306388;
/* rgb */ color: rgb(48, 99, 136);
/* oklch */ color: oklch(48.1% 0.081 242.5);

Tailwind

colors: {
  custom: {
    50: '#718fab',
    500: '#306388',
    950: '#000000',
  },
}

SCSS

$custom: #306388;
$custom-light: #718fab;
$custom-dark: #000000;

JSON

{
  "hex": "#306388",
  "rgb": {
    "r": 48,
    "g": 99,
    "b": 136
  },
  "hsl": {
    "h": 205.227,
    "s": 47.826,
    "l": 36.078
  },
  "oklch": {
    "l": 0.48143,
    "c": 0.08114,
    "h": 242.5
  },
  "luminance": 0.1133
}

Semantic roles & 50–950 ramp

primary

#306388

secondary

#B18463

accent

#8950D7

background

#F7F8FA

surface

#EDF0F4

border

#C8CBCE

text

#080C10

muted

#7B7D7F

Preview Lab

Preview with #306388

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

Preview Lab → · Contrast checker → · Palette generator →