#305BA2#305BA2

#305BA2 is a mid, vivid blue. Relative luminance 0.107; OKLCH L 47.8% C 0.124 H 259.9°. Best body text is #FFFFFF at 6.68:1 contrast (WCAG AA passes).

Color values

HEX	#305BA2
RGB	rgb(48, 91, 162)
HSL	hsl(217, 54%, 41%)
HSV	hsv(217, 70%, 64%)
CMYK	cmyk(70.4%, 43.8%, 0%, 36.5%)
CIE-LAB	lab(39.10, 9.64, -42.83)
CIE-LCH	lch(39.10, 43.90, 282.69°)
OKLab	oklab(47.8% -0.0218 -0.1224)
OKLCH	oklch(47.8% 0.124 259.9)
XYZ	xyz(11.4793, 10.7180, 35.6392)
Luminance	0.1072 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#305BA2 #A27730

analogous

#3094A2 #305BA2 #3E30A2

triadic

#305BA2 #A2305B #5BA230

tetradic

#305BA2 #A23094 #A27730 #30A23E

square

#305BA2 #A23094 #A27730 #30A23E

split-complementary

#305BA2 #A23E30 #94A230

monochromatic

#142644 #224073 #305BA2 #4778C8 #769AD6

Accessibility & contrast

On white

6.68

#305BA2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.14

#305BA2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #305BA2

6.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##305BA2	#FFFFFF	#000000	##FFFFFF
##305BA2	1.00	6.68	3.14	6.68
#FFFFFF	6.68	1.00	21.00	1.00
#000000	3.14	21.00	1.00	21.00
##FFFFFF	6.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3962A5

Deuteranopia (green-blind)

#2557A1

Tritanopia (blue-blind)

#006B76

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #305ba2;
/* rgb */ color: rgb(48, 91, 162);
/* oklch */ color: oklch(47.8% 0.124 259.9);

Tailwind

colors: {
  custom: {
    50: '#7688be',
    500: '#305ba2',
    950: '#000000',
  },
}

SCSS

$custom: #305ba2;
$custom-light: #7688be;
$custom-dark: #000000;

JSON

{
  "hex": "#305ba2",
  "rgb": {
    "r": 48,
    "g": 91,
    "b": 162
  },
  "hsl": {
    "h": 217.368,
    "s": 54.286,
    "l": 41.176
  },
  "oklch": {
    "l": 0.47797,
    "c": 0.12433,
    "h": 259.9
  },
  "luminance": 0.10719
}

Semantic roles & 50–950 ramp

primary

#305BA2

secondary

#BEA16F

accent

#A64ADE

background

#F7F8FB

surface

#EEEFF7

border

#C9CAD0

text

#090B12

muted

#7B7C81

Preview Lab

Preview with #305BA2

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

Preview Lab → · Contrast checker → · Palette generator →