#306599#306599

#306599 is a mid, moderate cyan. Relative luminance 0.122; OKLCH L 49.6% C 0.101 H 250.2°. Best body text is #FFFFFF at 6.09:1 contrast (WCAG AA passes).

Color values

HEX	#306599
RGB	rgb(48, 101, 153)
HSL	hsl(210, 52%, 39%)
HSV	hsv(210, 69%, 60%)
CMYK	cmyk(68.6%, 34%, 0%, 40%)
CIE-LAB	lab(41.59, -0.06, -33.52)
CIE-LCH	lch(41.59, 33.52, 269.90°)
OKLab	oklab(49.57% -0.0342 -0.095)
OKLCH	oklch(49.57% 0.101 250.2)
XYZ	xyz(11.6202, 12.2344, 31.8799)
Luminance	0.1224 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#306599 #996430

analogous

#309999 #306599 #303199

triadic

#306599 #993065 #659930

tetradic

#306599 #993099 #996430 #319930

square

#306599 #993099 #996430 #319930

split-complementary

#306599 #993031 #999930

monochromatic

#13273C #21466A #306599 #4284C4 #71A2D2

Accessibility & contrast

On white

6.09

#306599 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.45

#306599 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #306599

6.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##306599	#FFFFFF	#000000	##FFFFFF
##306599	1.00	6.09	3.45	6.09
#FFFFFF	6.09	1.00	21.00	1.00
#000000	3.45	21.00	1.00	21.00
##FFFFFF	6.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E689B

Deuteranopia (green-blind)

#3F5E98

Tritanopia (blue-blind)

#007178

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #306599;
/* rgb */ color: rgb(48, 101, 153);
/* oklch */ color: oklch(49.6% 0.101 250.2);

Tailwind

colors: {
  custom: {
    50: '#7490b7',
    500: '#306599',
    950: '#000000',
  },
}

SCSS

$custom: #306599;
$custom-light: #7490b7;
$custom-dark: #000000;

JSON

{
  "hex": "#306599",
  "rgb": {
    "r": 48,
    "g": 101,
    "b": 153
  },
  "hsl": {
    "h": 209.714,
    "s": 52.239,
    "l": 39.412
  },
  "oklch": {
    "l": 0.49568,
    "c": 0.10095,
    "h": 250.2
  },
  "luminance": 0.12236
}

Semantic roles & 50–950 ramp

primary

#306599

secondary

#BA926B

accent

#934CDC

background

#F7F8FB

surface

#EDF0F6

border

#C8CBD0

text

#090C11

muted

#7B7D80

Preview Lab

Preview with #306599

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

Preview Lab → · Contrast checker → · Palette generator →