#306E9C#306E9C

#306E9C is a mid, moderate cyan. Relative luminance 0.142; OKLCH L 51.9% C 0.097 H 243.8°. Best body text is #FFFFFF at 5.47:1 contrast (WCAG AA passes).

Color values

HEX	#306E9C
RGB	rgb(48, 110, 156)
HSL	hsl(206, 53%, 40%)
HSV	hsv(206, 69%, 61%)
CMYK	cmyk(69.2%, 29.5%, 0%, 38.8%)
CIE-LAB	lab(44.49, -4.49, -30.74)
CIE-LCH	lch(44.49, 31.06, 261.70°)
OKLab	oklab(51.9% -0.0428 -0.0868)
OKLCH	oklch(51.9% 0.097 243.8)
XYZ	xyz(12.7933, 14.1792, 33.5087)
Luminance	0.1418 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#306E9C #9C5E30

analogous

#309C94 #306E9C #30389C

triadic

#306E9C #9C306E #6E9C30

tetradic

#306E9C #94309C #9C5E30 #389C30

square

#306E9C #94309C #9C5E30 #389C30

split-complementary

#306E9C #9C3038 #9C9430

monochromatic

#132C3E #224D6D #306E9C #448EC5 #73AAD4

Accessibility & contrast

On white

5.47

#306E9C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.84

#306E9C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #306E9C

5.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##306E9C	#FFFFFF	#000000	##FFFFFF
##306E9C	1.00	5.47	3.84	5.47
#FFFFFF	5.47	1.00	21.00	1.00
#000000	3.84	21.00	1.00	21.00
##FFFFFF	5.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#596F9E

Deuteranopia (green-blind)

#4A659B

Tritanopia (blue-blind)

#00797E

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #306e9c;
/* rgb */ color: rgb(48, 110, 156);
/* oklch */ color: oklch(51.9% 0.097 243.8);

Tailwind

colors: {
  custom: {
    50: '#7597b9',
    500: '#306e9c',
    950: '#000000',
  },
}

SCSS

$custom: #306e9c;
$custom-light: #7597b9;
$custom-dark: #000000;

JSON

{
  "hex": "#306e9c",
  "rgb": {
    "r": 48,
    "g": 110,
    "b": 156
  },
  "hsl": {
    "h": 205.556,
    "s": 52.941,
    "l": 40
  },
  "oklch": {
    "l": 0.51903,
    "c": 0.09677,
    "h": 243.8
  },
  "luminance": 0.14181
}

Semantic roles & 50–950 ramp

primary

#306E9C

secondary

#BC8E6C

accent

#894BDC

background

#F7F9FB

surface

#EEF2F6

border

#C9CCD0

text

#090D11

muted

#7B7E80

Preview Lab

Preview with #306E9C

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

Preview Lab → · Contrast checker → · Palette generator →