#306DA6#306DA6

#306DA6 is a mid, moderate cyan. Relative luminance 0.143; OKLCH L 52.2% C 0.110 H 249.4°. Best body text is #FFFFFF at 5.44:1 contrast (WCAG AA passes).

Color values

HEX	#306DA6
RGB	rgb(48, 109, 166)
HSL	hsl(209, 55%, 42%)
HSV	hsv(209, 71%, 65%)
CMYK	cmyk(71.1%, 34.3%, 0%, 34.9%)
CIE-LAB	lab(44.68, -0.26, -36.33)
CIE-LCH	lch(44.68, 36.33, 269.59°)
OKLab	oklab(52.22% -0.0387 -0.1031)
OKLCH	oklch(52.22% 0.11 249.4)
XYZ	xyz(13.5679, 14.3174, 38.1175)
Luminance	0.1432 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#306DA6 #A66930

analogous

#30A6A4 #306DA6 #3032A6

triadic

#306DA6 #A6306D #6DA630

tetradic

#306DA6 #A430A6 #A66930 #32A630

square

#306DA6 #A430A6 #A66930 #32A630

split-complementary

#306DA6 #A63032 #A6A430

monochromatic

#152F47 #224E77 #306DA6 #498CCA #78AAD8

Accessibility & contrast

On white

5.44

#306DA6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.86

#306DA6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #306DA6

5.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##306DA6	#FFFFFF	#000000	##FFFFFF
##306DA6	1.00	5.44	3.86	5.44
#FFFFFF	5.44	1.00	21.00	1.00
#000000	3.86	21.00	1.00	21.00
##FFFFFF	5.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5370A8

Deuteranopia (green-blind)

#4365A5

Tritanopia (blue-blind)

#007A82

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #306da6;
/* rgb */ color: rgb(48, 109, 166);
/* oklch */ color: oklch(52.2% 0.110 249.4);

Tailwind

colors: {
  custom: {
    50: '#7796c0',
    500: '#306da6',
    950: '#000000',
  },
}

SCSS

$custom: #306da6;
$custom-light: #7796c0;
$custom-dark: #000000;

JSON

{
  "hex": "#306da6",
  "rgb": {
    "r": 48,
    "g": 109,
    "b": 166
  },
  "hsl": {
    "h": 208.983,
    "s": 55.14,
    "l": 41.961
  },
  "oklch": {
    "l": 0.52221,
    "c": 0.11011,
    "h": 249.4
  },
  "luminance": 0.14319
}

Semantic roles & 50–950 ramp

primary

#306DA6

secondary

#C09871

accent

#9149DE

background

#F7F9FB

surface

#EEF1F7

border

#C9CBD0

text

#0A0D12

muted

#7C7E81

Preview Lab

Preview with #306DA6

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

Preview Lab → · Contrast checker → · Palette generator →