#305DAF#305DAF

#305DAF is a mid, vivid blue. Relative luminance 0.116; OKLCH L 49.1% C 0.140 H 261.2°. Best body text is #FFFFFF at 6.34:1 contrast (WCAG AA passes).

Color values

HEX	#305DAF
RGB	rgb(48, 93, 175)
HSL	hsl(219, 57%, 44%)
HSV	hsv(219, 73%, 69%)
CMYK	cmyk(72.6%, 46.9%, 0%, 31.4%)
CIE-LAB	lab(40.49, 13.24, -48.30)
CIE-LCH	lch(40.49, 50.08, 285.33°)
OKLab	oklab(49.13% -0.0213 -0.1385)
OKLCH	oklch(49.13% 0.14 261.2)
XYZ	xyz(12.8684, 11.5508, 42.1005)
Luminance	0.1155 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#305DAF #AF8230

analogous

#309CAF #305DAF #4230AF

triadic

#305DAF #AF305D #5DAF30

tetradic

#305DAF #AF309C #AF8230 #30AF42

square

#305DAF #AF309C #AF8230 #30AF42

split-complementary

#305DAF #AF4230 #9CAF30

monochromatic

#162A4F #23437F #305DAF #4E7BCE #7E9FDC

Accessibility & contrast

On white

6.34

#305DAF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.31

#305DAF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #305DAF

6.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##305DAF	#FFFFFF	#000000	##FFFFFF
##305DAF	1.00	6.34	3.31	6.34
#FFFFFF	6.34	1.00	21.00	1.00
#000000	3.31	21.00	1.00	21.00
##FFFFFF	6.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3266B2

Deuteranopia (green-blind)

#155AAD

Tritanopia (blue-blind)

#00707D

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #305daf;
/* rgb */ color: rgb(48, 93, 175);
/* oklch */ color: oklch(49.1% 0.140 261.2);

Tailwind

colors: {
  custom: {
    50: '#798ac7',
    500: '#305daf',
    950: '#000000',
  },
}

SCSS

$custom: #305daf;
$custom-light: #798ac7;
$custom-dark: #000000;

JSON

{
  "hex": "#305daf",
  "rgb": {
    "r": 48,
    "g": 93,
    "b": 175
  },
  "hsl": {
    "h": 218.74,
    "s": 56.951,
    "l": 43.725
  },
  "oklch": {
    "l": 0.49131,
    "c": 0.14009,
    "h": 261.2
  },
  "luminance": 0.11552
}

Semantic roles & 50–950 ramp

primary

#305DAF

secondary

#C4A976

accent

#AA48E0

background

#F7F8FC

surface

#EEF0F8

border

#C9CBD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #305DAF

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

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