#306F8A#306F8A

#306F8A is a mid, moderate cyan. Relative luminance 0.138; OKLCH L 51.2% C 0.077 H 229.1°. Best body text is #FFFFFF at 5.58:1 contrast (WCAG AA passes).

Color values

HEX	#306F8A
RGB	rgb(48, 111, 138)
HSL	hsl(198, 48%, 36%)
HSV	hsv(198, 65%, 54%)
CMYK	cmyk(65.2%, 19.6%, 0%, 45.9%)
CIE-LAB	lab(43.99, -11.36, -20.81)
CIE-LCH	lch(43.99, 23.71, 241.38°)
OKLab	oklab(51.24% -0.0503 -0.0582)
OKLCH	oklch(51.24% 0.077 229.1)
XYZ	xyz(11.4890, 13.8311, 26.1040)
Luminance	0.1383 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#306F8A #8A4B30

analogous

#308A78 #306F8A #30428A

triadic

#306F8A #8A306F #6F8A30

tetradic

#306F8A #78308A #8A4B30 #428A30

square

#306F8A #78308A #8A4B30 #428A30

split-complementary

#306F8A #8A3042 #8A7830

monochromatic

#10262F #204A5D #306F8A #4094B7 #69AECB

Accessibility & contrast

On white

5.58

#306F8A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.77

#306F8A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #306F8A

5.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##306F8A	#FFFFFF	#000000	##FFFFFF
##306F8A	1.00	5.58	3.77	5.58
#FFFFFF	5.58	1.00	21.00	1.00
#000000	3.77	21.00	1.00	21.00
##FFFFFF	5.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#616D8B

Deuteranopia (green-blind)

#54648A

Tritanopia (blue-blind)

#007778

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #306f8a;
/* rgb */ color: rgb(48, 111, 138);
/* oklch */ color: oklch(51.2% 0.077 229.1);

Tailwind

colors: {
  custom: {
    50: '#7298ac',
    500: '#306f8a',
    950: '#000000',
  },
}

SCSS

$custom: #306f8a;
$custom-light: #7298ac;
$custom-dark: #000000;

JSON

{
  "hex": "#306f8a",
  "rgb": {
    "r": 48,
    "g": 111,
    "b": 138
  },
  "hsl": {
    "h": 198,
    "s": 48.387,
    "l": 36.471
  },
  "oklch": {
    "l": 0.51239,
    "c": 0.07692,
    "h": 229.1
  },
  "luminance": 0.13832
}

Semantic roles & 50–950 ramp

primary

#306F8A

secondary

#B27B64

accent

#7950D8

background

#F7F9FA

surface

#EDF2F4

border

#C8CCCE

text

#090D10

muted

#7B7E7F

Preview Lab

Preview with #306F8A

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

Preview Lab → · Contrast checker → · Palette generator →