#305EC2#305EC2

#305EC2 is a mid, vivid blue. Relative luminance 0.125; OKLCH L 50.7% C 0.165 H 263.2°. Best body text is #FFFFFF at 5.99:1 contrast (WCAG AA passes).

Color values

HEX	#305EC2
RGB	rgb(48, 94, 194)
HSL	hsl(221, 60%, 47%)
HSV	hsv(221, 75%, 76%)
CMYK	cmyk(75.3%, 51.5%, 0%, 23.9%)
CIE-LAB	lab(42.04, 19.75, -56.92)
CIE-LCH	lch(42.04, 60.25, 289.14°)
OKLab	oklab(50.72% -0.0196 -0.1638)
OKLCH	oklch(50.72% 0.165 263.2)
XYZ	xyz(14.9558, 12.5272, 52.6582)
Luminance	0.1253 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#305EC2 #C29430

analogous

#30A7C2 #305EC2 #4B30C2

triadic

#305EC2 #C2305E #5EC230

tetradic

#305EC2 #C230A7 #C29430 #30C24B

square

#305EC2 #C230A7 #C29430 #30C24B

split-complementary

#305EC2 #C24B30 #A7C230

monochromatic

#182E60 #244691 #305EC2 #5981D6 #8AA6E2

Accessibility & contrast

On white

5.99

#305EC2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.51

#305EC2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #305EC2

5.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##305EC2	#FFFFFF	#000000	##FFFFFF
##305EC2	1.00	5.99	3.51	5.99
#FFFFFF	5.99	1.00	21.00	1.00
#000000	3.51	21.00	1.00	21.00
##FFFFFF	5.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C6AC6

Deuteranopia (green-blind)

#005DC0

Tritanopia (blue-blind)

#007687

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #305ec2;
/* rgb */ color: rgb(48, 94, 194);
/* oklch */ color: oklch(50.7% 0.165 263.2);

Tailwind

colors: {
  custom: {
    50: '#7d8bd5',
    500: '#305ec2',
    950: '#000000',
  },
}

SCSS

$custom: #305ec2;
$custom-light: #7d8bd5;
$custom-dark: #000000;

JSON

{
  "hex": "#305ec2",
  "rgb": {
    "r": 48,
    "g": 94,
    "b": 194
  },
  "hsl": {
    "h": 221.096,
    "s": 60.331,
    "l": 47.451
  },
  "oklch": {
    "l": 0.50721,
    "c": 0.16494,
    "h": 263.2
  },
  "luminance": 0.12529
}

Semantic roles & 50–950 ramp

primary

#305EC2

secondary

#CCB582

accent

#B144E3

background

#F8F8FD

surface

#EFF0FA

border

#CACBD3

text

#0B0B14

muted

#7C7C83

Preview Lab

Preview with #305EC2

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

Preview Lab → · Contrast checker → · Palette generator →