#305EBC#305EBC

#305EBC is a mid, vivid blue. Relative luminance 0.123; OKLCH L 50.3% C 0.157 H 262.6°. Best body text is #FFFFFF at 6.08:1 contrast (WCAG AA passes).

Color values

HEX	#305EBC
RGB	rgb(48, 94, 188)
HSL	hsl(220, 59%, 46%)
HSV	hsv(220, 74%, 74%)
CMYK	cmyk(74.5%, 50%, 0%, 26.3%)
CIE-LAB	lab(41.63, 17.49, -54.09)
CIE-LCH	lch(41.63, 56.85, 287.92°)
OKLab	oklab(50.28% -0.0203 -0.1555)
OKLCH	oklch(50.28% 0.157 262.6)
XYZ	xyz(14.2955, 12.2630, 49.1808)
Luminance	0.1226 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#305EBC #BC8E30

analogous

#30A4BC #305EBC #4830BC

triadic

#305EBC #BC305E #5EBC30

tetradic

#305EBC #BC30A4 #BC8E30 #30BC48

square

#305EBC #BC30A4 #BC8E30 #30BC48

split-complementary

#305EBC #BC4830 #A4BC30

monochromatic

#172D5A #24468B #305EBC #557FD4 #86A4E0

Accessibility & contrast

On white

6.08

#305EBC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.45

#305EBC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #305EBC

6.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##305EBC	#FFFFFF	#000000	##FFFFFF
##305EBC	1.00	6.08	3.45	6.08
#FFFFFF	6.08	1.00	21.00	1.00
#000000	3.45	21.00	1.00	21.00
##FFFFFF	6.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2669BF

Deuteranopia (green-blind)

#005CBA

Tritanopia (blue-blind)

#007484

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #305ebc;
/* rgb */ color: rgb(48, 94, 188);
/* oklch */ color: oklch(50.3% 0.157 262.6);

Tailwind

colors: {
  custom: {
    50: '#7b8bd1',
    500: '#305ebc',
    950: '#000000',
  },
}

SCSS

$custom: #305ebc;
$custom-light: #7b8bd1;
$custom-dark: #000000;

JSON

{
  "hex": "#305ebc",
  "rgb": {
    "r": 48,
    "g": 94,
    "b": 188
  },
  "hsl": {
    "h": 220.286,
    "s": 59.322,
    "l": 46.275
  },
  "oklch": {
    "l": 0.50277,
    "c": 0.15678,
    "h": 262.6
  },
  "luminance": 0.12265
}

Semantic roles & 50–950 ramp

primary

#305EBC

secondary

#CAB17E

accent

#AF45E3

background

#F8F8FC

surface

#EFF0F9

border

#CACBD2

text

#0B0B14

muted

#7C7C82

Preview Lab

Preview with #305EBC

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

Preview Lab → · Contrast checker → · Palette generator →