#306F9A#306F9A

#306F9A is a mid, moderate cyan. Relative luminance 0.143; OKLCH L 52.0% C 0.094 H 241.6°. Best body text is #FFFFFF at 5.43:1 contrast (WCAG AA passes).

Color values

HEX	#306F9A
RGB	rgb(48, 111, 154)
HSL	hsl(204, 52%, 40%)
HSV	hsv(204, 69%, 60%)
CMYK	cmyk(68.8%, 27.9%, 0%, 39.6%)
CIE-LAB	lab(44.70, -5.80, -29.22)
CIE-LCH	lch(44.70, 29.79, 258.78°)
OKLab	oklab(52.04% -0.0445 -0.0824)
OKLCH	oklch(52.04% 0.094 241.6)
XYZ	xyz(12.7339, 14.3290, 32.6603)
Luminance	0.1433 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#306F9A #9A5B30

analogous

#309A90 #306F9A #303A9A

triadic

#306F9A #9A306F #6F9A30

tetradic

#306F9A #90309A #9A5B30 #3A9A30

square

#306F9A #90309A #9A5B30 #3A9A30

split-complementary

#306F9A #9A303A #9A9030

monochromatic

#132C3D #214D6B #306F9A #4390C4 #72ABD3

Accessibility & contrast

On white

5.43

#306F9A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.87

#306F9A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #306F9A

5.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##306F9A	#FFFFFF	#000000	##FFFFFF
##306F9A	1.00	5.43	3.87	5.43
#FFFFFF	5.43	1.00	21.00	1.00
#000000	3.87	21.00	1.00	21.00
##FFFFFF	5.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B6F9C

Deuteranopia (green-blind)

#4D6599

Tritanopia (blue-blind)

#007A7E

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #306f9a;
/* rgb */ color: rgb(48, 111, 154);
/* oklch */ color: oklch(52.0% 0.094 241.6);

Tailwind

colors: {
  custom: {
    50: '#7598b8',
    500: '#306f9a',
    950: '#000000',
  },
}

SCSS

$custom: #306f9a;
$custom-light: #7598b8;
$custom-dark: #000000;

JSON

{
  "hex": "#306f9a",
  "rgb": {
    "r": 48,
    "g": 111,
    "b": 154
  },
  "hsl": {
    "h": 204.34,
    "s": 52.475,
    "l": 39.608
  },
  "oklch": {
    "l": 0.52039,
    "c": 0.09364,
    "h": 241.6
  },
  "luminance": 0.1433
}

Semantic roles & 50–950 ramp

primary

#306F9A

secondary

#BB8B6B

accent

#864CDC

background

#F7F9FB

surface

#EDF2F6

border

#C8CCD0

text

#090D11

muted

#7B7E80

Preview Lab

Preview with #306F9A

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

Preview Lab → · Contrast checker → · Palette generator →