#306EA8#306EA8

#306EA8 is a mid, moderate cyan. Relative luminance 0.146; OKLCH L 52.6% C 0.112 H 249.5°. Best body text is #FFFFFF at 5.36:1 contrast (WCAG AA passes).

Color values

HEX	#306EA8
RGB	rgb(48, 110, 168)
HSL	hsl(209, 56%, 42%)
HSV	hsv(209, 71%, 66%)
CMYK	cmyk(71.4%, 34.5%, 0%, 34.1%)
CIE-LAB	lab(45.09, -0.14, -36.86)
CIE-LCH	lch(45.09, 36.86, 269.78°)
OKLab	oklab(52.57% -0.0391 -0.1046)
OKLCH	oklch(52.57% 0.112 249.5)
XYZ	xyz(13.8601, 14.6059, 39.1270)
Luminance	0.1461 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#306EA8 #A86A30

analogous

#30A8A6 #306EA8 #3032A8

triadic

#306EA8 #A8306E #6EA830

tetradic

#306EA8 #A630A8 #A86A30 #32A830

square

#306EA8 #A630A8 #A86A30 #32A830

split-complementary

#306EA8 #A83032 #A8A630

monochromatic

#153049 #224F78 #306EA8 #4A8DCB #7AABD9

Accessibility & contrast

On white

5.36

#306EA8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.92

#306EA8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #306EA8

5.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##306EA8	#FFFFFF	#000000	##FFFFFF
##306EA8	1.00	5.36	3.92	5.36
#FFFFFF	5.36	1.00	21.00	1.00
#000000	3.92	21.00	1.00	21.00
##FFFFFF	5.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5471AA

Deuteranopia (green-blind)

#4366A7

Tritanopia (blue-blind)

#007C83

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #306ea8;
/* rgb */ color: rgb(48, 110, 168);
/* oklch */ color: oklch(52.6% 0.112 249.5);

Tailwind

colors: {
  custom: {
    50: '#7797c2',
    500: '#306ea8',
    950: '#000000',
  },
}

SCSS

$custom: #306ea8;
$custom-light: #7797c2;
$custom-dark: #000000;

JSON

{
  "hex": "#306ea8",
  "rgb": {
    "r": 48,
    "g": 110,
    "b": 168
  },
  "hsl": {
    "h": 209,
    "s": 55.556,
    "l": 42.353
  },
  "oklch": {
    "l": 0.52573,
    "c": 0.11171,
    "h": 249.5
  },
  "luminance": 0.14607
}

Semantic roles & 50–950 ramp

primary

#306EA8

secondary

#C19973

accent

#9149DF

background

#F7F9FB

surface

#EEF2F7

border

#C9CCD0

text

#0A0D12

muted

#7C7E81

Preview Lab

Preview with #306EA8

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

Preview Lab → · Contrast checker → · Palette generator →