#305EAD#305EAD

#305EAD is a mid, vivid blue. Relative luminance 0.117; OKLCH L 49.2% C 0.136 H 260.4°. Best body text is #FFFFFF at 6.31:1 contrast (WCAG AA passes).

Color values

HEX	#305EAD
RGB	rgb(48, 94, 173)
HSL	hsl(218, 57%, 43%)
HSV	hsv(218, 72%, 68%)
CMYK	cmyk(72.3%, 45.7%, 0%, 32.2%)
CIE-LAB	lab(40.65, 11.83, -46.87)
CIE-LCH	lch(40.65, 48.34, 284.17°)
OKLab	oklab(49.21% -0.0226 -0.1342)
OKLCH	oklch(49.21% 0.136 260.4)
XYZ	xyz(12.7617, 11.6496, 41.1031)
Luminance	0.1165 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#305EAD #AD7F30

analogous

#309CAD #305EAD #4030AD

triadic

#305EAD #AD305E #5EAD30

tetradic

#305EAD #AD309C #AD7F30 #30AD40

square

#305EAD #AD309C #AD7F30 #30AD40

split-complementary

#305EAD #AD4030 #9CAD30

monochromatic

#152A4D #23447D #305EAD #4D7CCE #7D9FDB

Accessibility & contrast

On white

6.31

#305EAD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.33

#305EAD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #305EAD

6.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##305EAD	#FFFFFF	#000000	##FFFFFF
##305EAD	1.00	6.31	3.33	6.31
#FFFFFF	6.31	1.00	21.00	1.00
#000000	3.33	21.00	1.00	21.00
##FFFFFF	6.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3666B0

Deuteranopia (green-blind)

#1C5AAB

Tritanopia (blue-blind)

#00707D

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #305ead;
/* rgb */ color: rgb(48, 94, 173);
/* oklch */ color: oklch(49.2% 0.136 260.4);

Tailwind

colors: {
  custom: {
    50: '#788bc6',
    500: '#305ead',
    950: '#000000',
  },
}

SCSS

$custom: #305ead;
$custom-light: #788bc6;
$custom-dark: #000000;

JSON

{
  "hex": "#305ead",
  "rgb": {
    "r": 48,
    "g": 94,
    "b": 173
  },
  "hsl": {
    "h": 217.92,
    "s": 56.561,
    "l": 43.333
  },
  "oklch": {
    "l": 0.49214,
    "c": 0.1361,
    "h": 260.4
  },
  "luminance": 0.11651
}

Semantic roles & 50–950 ramp

primary

#305EAD

secondary

#C3A775

accent

#A848E0

background

#F7F8FC

surface

#EEF0F8

border

#C9CBD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #305EAD

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

Preview Lab → · Contrast checker → · Palette generator →