#305ABA#305ABA

#305ABA is a mid, vivid blue. Relative luminance 0.115; OKLCH L 49.3% C 0.159 H 263.8°. Best body text is #FFFFFF at 6.37:1 contrast (WCAG AA passes).

Color values

HEX	#305ABA
RGB	rgb(48, 90, 186)
HSL	hsl(222, 59%, 46%)
HSV	hsv(222, 74%, 73%)
CMYK	cmyk(74.2%, 51.6%, 0%, 27.1%)
CIE-LAB	lab(40.38, 19.34, -54.93)
CIE-LCH	lch(40.38, 58.24, 289.40°)
OKLab	oklab(49.28% -0.0173 -0.158)
OKLCH	oklch(49.28% 0.159 263.8)
XYZ	xyz(13.7349, 11.4844, 47.9377)
Luminance	0.1149 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#305ABA #BA9030

analogous

#309FBA #305ABA #4B30BA

triadic

#305ABA #BA305A #5ABA30

tetradic

#305ABA #BA309F #BA9030 #30BA4B

square

#305ABA #BA309F #BA9030 #30BA4B

split-complementary

#305ABA #BA4B30 #9FBA30

monochromatic

#172B59 #234289 #305ABA #547BD3 #85A0DF

Accessibility & contrast

On white

6.37

#305ABA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.30

#305ABA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #305ABA

6.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##305ABA	#FFFFFF	#000000	##FFFFFF
##305ABA	1.00	6.37	3.30	6.37
#FFFFFF	6.37	1.00	21.00	1.00
#000000	3.30	21.00	1.00	21.00
##FFFFFF	6.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C66BD

Deuteranopia (green-blind)

#0059B8

Tritanopia (blue-blind)

#007181

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #305aba;
/* rgb */ color: rgb(48, 90, 186);
/* oklch */ color: oklch(49.3% 0.159 263.8);

Tailwind

colors: {
  custom: {
    50: '#7b88cf',
    500: '#305aba',
    950: '#000000',
  },
}

SCSS

$custom: #305aba;
$custom-light: #7b88cf;
$custom-dark: #000000;

JSON

{
  "hex": "#305aba",
  "rgb": {
    "r": 48,
    "g": 90,
    "b": 186
  },
  "hsl": {
    "h": 221.739,
    "s": 58.974,
    "l": 45.882
  },
  "oklch": {
    "l": 0.49283,
    "c": 0.15896,
    "h": 263.8
  },
  "luminance": 0.11486
}

Semantic roles & 50–950 ramp

primary

#305ABA

secondary

#C9B27D

accent

#B346E2

background

#F8F8FC

surface

#EFEFF9

border

#CACAD2

text

#0B0B14

muted

#7C7C82

Preview Lab

Preview with #305ABA

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

Preview Lab → · Contrast checker → · Palette generator →