#305EAF#305EAF

#305EAF is a mid, vivid blue. Relative luminance 0.117; OKLCH L 49.4% C 0.139 H 260.8°. Best body text is #FFFFFF at 6.28:1 contrast (WCAG AA passes).

Color values

HEX	#305EAF
RGB	rgb(48, 94, 175)
HSL	hsl(218, 57%, 44%)
HSV	hsv(218, 73%, 69%)
CMYK	cmyk(72.6%, 46.3%, 0%, 31.4%)
CIE-LAB	lab(40.78, 12.59, -47.84)
CIE-LCH	lch(40.78, 49.47, 284.74°)
OKLab	oklab(49.35% -0.0222 -0.1371)
OKLCH	oklch(49.35% 0.139 260.8)
XYZ	xyz(12.9567, 11.7275, 42.1299)
Luminance	0.1173 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#305EAF #AF8130

analogous

#309DAF #305EAF #4130AF

triadic

#305EAF #AF305E #5EAF30

tetradic

#305EAF #AF309D #AF8130 #30AF41

square

#305EAF #AF309D #AF8130 #30AF41

split-complementary

#305EAF #AF4130 #9DAF30

monochromatic

#162A4F #23447F #305EAF #4E7CCE #7EA0DC

Accessibility & contrast

On white

6.28

#305EAF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.35

#305EAF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #305EAF

6.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##305EAF	#FFFFFF	#000000	##FFFFFF
##305EAF	1.00	6.28	3.35	6.28
#FFFFFF	6.28	1.00	21.00	1.00
#000000	3.35	21.00	1.00	21.00
##FFFFFF	6.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3466B2

Deuteranopia (green-blind)

#195BAD

Tritanopia (blue-blind)

#00717E

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #305eaf;
/* rgb */ color: rgb(48, 94, 175);
/* oklch */ color: oklch(49.4% 0.139 260.8);

Tailwind

colors: {
  custom: {
    50: '#798bc7',
    500: '#305eaf',
    950: '#000000',
  },
}

SCSS

$custom: #305eaf;
$custom-light: #798bc7;
$custom-dark: #000000;

JSON

{
  "hex": "#305eaf",
  "rgb": {
    "r": 48,
    "g": 94,
    "b": 175
  },
  "hsl": {
    "h": 218.268,
    "s": 56.951,
    "l": 43.725
  },
  "oklch": {
    "l": 0.49352,
    "c": 0.13887,
    "h": 260.8
  },
  "luminance": 0.11729
}

Semantic roles & 50–950 ramp

primary

#305EAF

secondary

#C4A876

accent

#A948E0

background

#F7F8FC

surface

#EEF0F8

border

#C9CBD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #305EAF

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

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