#306BA7#306BA7

#306BA7 is a mid, moderate cyan. Relative luminance 0.139; OKLCH L 51.8% C 0.113 H 251.3°. Best body text is #FFFFFF at 5.55:1 contrast (WCAG AA passes).

Color values

HEX	#306BA7
RGB	rgb(48, 107, 167)
HSL	hsl(210, 55%, 42%)
HSV	hsv(210, 71%, 65%)
CMYK	cmyk(71.3%, 35.9%, 0%, 34.5%)
CIE-LAB	lab(44.14, 1.34, -37.78)
CIE-LCH	lch(44.14, 37.81, 272.04°)
OKLab	oklab(51.81% -0.0364 -0.1074)
OKLCH	oklch(51.81% 0.113 251.3)
XYZ	xyz(13.4491, 13.9323, 38.5321)
Luminance	0.1393 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#306BA7 #A76C30

analogous

#30A7A7 #306BA7 #3030A7

triadic

#306BA7 #A7306B #6BA730

tetradic

#306BA7 #A730A7 #A76C30 #30A730

square

#306BA7 #A730A7 #A76C30 #30A730

split-complementary

#306BA7 #A73030 #A7A730

monochromatic

#152E48 #224D77 #306BA7 #498ACB #79A8D8

Accessibility & contrast

On white

5.55

#306BA7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.79

#306BA7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #306BA7

5.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##306BA7	#FFFFFF	#000000	##FFFFFF
##306BA7	1.00	5.55	3.79	5.55
#FFFFFF	5.55	1.00	21.00	1.00
#000000	3.79	21.00	1.00	21.00
##FFFFFF	5.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#506EA9

Deuteranopia (green-blind)

#3F63A6

Tritanopia (blue-blind)

#007981

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #306ba7;
/* rgb */ color: rgb(48, 107, 167);
/* oklch */ color: oklch(51.8% 0.113 251.3);

Tailwind

colors: {
  custom: {
    50: '#7795c1',
    500: '#306ba7',
    950: '#000000',
  },
}

SCSS

$custom: #306ba7;
$custom-light: #7795c1;
$custom-dark: #000000;

JSON

{
  "hex": "#306ba7",
  "rgb": {
    "r": 48,
    "g": 107,
    "b": 167
  },
  "hsl": {
    "h": 210.252,
    "s": 55.349,
    "l": 42.157
  },
  "oklch": {
    "l": 0.51807,
    "c": 0.11337,
    "h": 251.3
  },
  "luminance": 0.13934
}

Semantic roles & 50–950 ramp

primary

#306BA7

secondary

#C19A72

accent

#9549DF

background

#F7F9FB

surface

#EEF1F7

border

#C9CBD0

text

#0A0D12

muted

#7C7E81

Preview Lab

Preview with #306BA7

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

Preview Lab → · Contrast checker → · Palette generator →