#306AA3#306AA3

#306AA3 is a mid, moderate cyan. Relative luminance 0.136; OKLCH L 51.3% C 0.109 H 250.5°. Best body text is #FFFFFF at 5.65:1 contrast (WCAG AA passes).

Color values

HEX	#306AA3
RGB	rgb(48, 106, 163)
HSL	hsl(210, 55%, 41%)
HSV	hsv(210, 71%, 64%)
CMYK	cmyk(70.6%, 35%, 0%, 36.1%)
CIE-LAB	lab(43.62, 0.49, -36.24)
CIE-LCH	lch(43.62, 36.24, 270.78°)
OKLab	oklab(51.34% -0.0365 -0.1028)
OKLCH	oklch(51.34% 0.109 250.5)
XYZ	xyz(12.9814, 13.5794, 36.5802)
Luminance	0.1358 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#306AA3 #A36930

analogous

#30A3A3 #306AA3 #3031A3

triadic

#306AA3 #A3306A #6AA330

tetradic

#306AA3 #A330A3 #A36930 #31A330

square

#306AA3 #A330A3 #A36930 #31A330

split-complementary

#306AA3 #A33031 #A3A330

monochromatic

#142D44 #224B74 #306AA3 #4789C9 #77A7D7

Accessibility & contrast

On white

5.65

#306AA3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.72

#306AA3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #306AA3

5.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##306AA3	#FFFFFF	#000000	##FFFFFF
##306AA3	1.00	5.65	3.72	5.65
#FFFFFF	5.65	1.00	21.00	1.00
#000000	3.72	21.00	1.00	21.00
##FFFFFF	5.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#506DA5

Deuteranopia (green-blind)

#4062A2

Tritanopia (blue-blind)

#00777F

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #306aa3;
/* rgb */ color: rgb(48, 106, 163);
/* oklch */ color: oklch(51.3% 0.109 250.5);

Tailwind

colors: {
  custom: {
    50: '#7694be',
    500: '#306aa3',
    950: '#000000',
  },
}

SCSS

$custom: #306aa3;
$custom-light: #7694be;
$custom-dark: #000000;

JSON

{
  "hex": "#306aa3",
  "rgb": {
    "r": 48,
    "g": 106,
    "b": 163
  },
  "hsl": {
    "h": 209.739,
    "s": 54.502,
    "l": 41.373
  },
  "oklch": {
    "l": 0.51337,
    "c": 0.10914,
    "h": 250.5
  },
  "luminance": 0.13581
}

Semantic roles & 50–950 ramp

primary

#306AA3

secondary

#BF9770

accent

#934ADE

background

#F7F9FB

surface

#EEF1F7

border

#C9CBD0

text

#0A0D12

muted

#7C7E81

Preview Lab

Preview with #306AA3

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

Preview Lab → · Contrast checker → · Palette generator →