#305BAE#305BAE

#305BAE is a mid, vivid blue. Relative luminance 0.112; OKLCH L 48.6% C 0.141 H 262.0°. Best body text is #FFFFFF at 6.49:1 contrast (WCAG AA passes).

Color values

HEX	#305BAE
RGB	rgb(48, 91, 174)
HSL	hsl(220, 57%, 44%)
HSV	hsv(220, 72%, 68%)
CMYK	cmyk(72.4%, 47.7%, 0%, 31.8%)
CIE-LAB	lab(39.86, 14.16, -48.73)
CIE-LCH	lch(39.86, 50.75, 286.20°)
OKLab	oklab(48.62% -0.0197 -0.1398)
OKLCH	oklch(48.62% 0.141 262)
XYZ	xyz(12.5973, 11.1652, 41.5274)
Luminance	0.1117 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#305BAE #AE8330

analogous

#309AAE #305BAE #4430AE

triadic

#305BAE #AE305B #5BAE30

tetradic

#305BAE #AE309A #AE8330 #30AE44

square

#305BAE #AE309A #AE8330 #30AE44

split-complementary

#305BAE #AE4430 #9AAE30

monochromatic

#16294E #23427E #305BAE #4D79CE #7D9DDB

Accessibility & contrast

On white

6.49

#305BAE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.23

#305BAE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #305BAE

6.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##305BAE	#FFFFFF	#000000	##FFFFFF
##305BAE	1.00	6.49	3.23	6.49
#FFFFFF	6.49	1.00	21.00	1.00
#000000	3.23	21.00	1.00	21.00
##FFFFFF	6.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F64B1

Deuteranopia (green-blind)

#0E58AC

Tritanopia (blue-blind)

#006F7C

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #305bae;
/* rgb */ color: rgb(48, 91, 174);
/* oklch */ color: oklch(48.6% 0.141 262.0);

Tailwind

colors: {
  custom: {
    50: '#7988c7',
    500: '#305bae',
    950: '#000000',
  },
}

SCSS

$custom: #305bae;
$custom-light: #7988c7;
$custom-dark: #000000;

JSON

{
  "hex": "#305bae",
  "rgb": {
    "r": 48,
    "g": 91,
    "b": 174
  },
  "hsl": {
    "h": 219.524,
    "s": 56.757,
    "l": 43.529
  },
  "oklch": {
    "l": 0.48622,
    "c": 0.14114,
    "h": 262
  },
  "luminance": 0.11167
}

Semantic roles & 50–950 ramp

primary

#305BAE

secondary

#C4A976

accent

#AC48E0

background

#F7F8FC

surface

#EEEFF8

border

#C9CAD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #305BAE

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

Preview Lab → · Contrast checker → · Palette generator →