#305EAC#305EAC

#305EAC is a mid, vivid blue. Relative luminance 0.116; OKLCH L 49.1% C 0.135 H 260.3°. Best body text is #FFFFFF at 6.32:1 contrast (WCAG AA passes).

Color values

HEX	#305EAC
RGB	rgb(48, 94, 172)
HSL	hsl(218, 56%, 43%)
HSV	hsv(218, 72%, 67%)
CMYK	cmyk(72.1%, 45.3%, 0%, 32.5%)
CIE-LAB	lab(40.59, 11.46, -46.38)
CIE-LCH	lch(40.59, 47.77, 283.88°)
OKLab	oklab(49.15% -0.0228 -0.1328)
OKLCH	oklch(49.15% 0.135 260.3)
XYZ	xyz(12.6653, 11.6110, 40.5954)
Luminance	0.1161 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#305EAC #AC7E30

analogous

#309CAC #305EAC #4030AC

triadic

#305EAC #AC305E #5EAC30

tetradic

#305EAC #AC309C #AC7E30 #30AC40

square

#305EAC #AC309C #AC7E30 #30AC40

split-complementary

#305EAC #AC4030 #9CAC30

monochromatic

#152A4C #23447C #305EAC #4C7CCD #7C9FDA

Accessibility & contrast

On white

6.32

#305EAC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.32

#305EAC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #305EAC

6.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##305EAC	#FFFFFF	#000000	##FFFFFF
##305EAC	1.00	6.32	3.32	6.32
#FFFFFF	6.32	1.00	21.00	1.00
#000000	3.32	21.00	1.00	21.00
##FFFFFF	6.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3766AF

Deuteranopia (green-blind)

#1E5AAA

Tritanopia (blue-blind)

#00707C

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #305eac;
/* rgb */ color: rgb(48, 94, 172);
/* oklch */ color: oklch(49.1% 0.135 260.3);

Tailwind

colors: {
  custom: {
    50: '#788bc5',
    500: '#305eac',
    950: '#000000',
  },
}

SCSS

$custom: #305eac;
$custom-light: #788bc5;
$custom-dark: #000000;

JSON

{
  "hex": "#305eac",
  "rgb": {
    "r": 48,
    "g": 94,
    "b": 172
  },
  "hsl": {
    "h": 217.742,
    "s": 56.364,
    "l": 43.137
  },
  "oklch": {
    "l": 0.49146,
    "c": 0.13471,
    "h": 260.3
  },
  "luminance": 0.11612
}

Semantic roles & 50–950 ramp

primary

#305EAC

secondary

#C3A675

accent

#A748E0

background

#F7F8FC

surface

#EEF0F8

border

#C9CBD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #305EAC

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

Preview Lab → · Contrast checker → · Palette generator →