#305ECE#305ECE

#305ECE is a mid, vivid blue. Relative luminance 0.131; OKLCH L 51.6% C 0.181 H 264.2°. Best body text is #FFFFFF at 5.80:1 contrast (WCAG AA passes).

Color values

HEX	#305ECE
RGB	rgb(48, 94, 206)
HSL	hsl(223, 62%, 50%)
HSV	hsv(223, 77%, 81%)
CMYK	cmyk(76.7%, 54.4%, 0%, 19.2%)
CIE-LAB	lab(42.90, 24.26, -62.46)
CIE-LCH	lch(42.90, 67.01, 291.23°)
OKLab	oklab(51.64% -0.0184 -0.1801)
OKLCH	oklch(51.64% 0.181 264.2)
XYZ	xyz(16.3582, 13.0882, 60.0447)
Luminance	0.1309 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#305ECE #CEA030

analogous

#30ADCE #305ECE #5130CE

triadic

#305ECE #CE305E #5ECE30

tetradic

#305ECE #CE30AD #CEA030 #30CE51

square

#305ECE #CE30AD #CEA030 #30CE51

split-complementary

#305ECE #CE5130 #ADCE30

monochromatic

#19316B #24479C #305ECE #6184DA #93ABE6

Accessibility & contrast

On white

5.80

#305ECE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.62

#305ECE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #305ECE

5.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##305ECE	#FFFFFF	#000000	##FFFFFF
##305ECE	1.00	5.80	3.62	5.80
#FFFFFF	5.80	1.00	21.00	1.00
#000000	3.62	21.00	1.00	21.00
##FFFFFF	5.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006DD2

Deuteranopia (green-blind)

#005ECC

Tritanopia (blue-blind)

#007A8D

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #305ece;
/* rgb */ color: rgb(48, 94, 206);
/* oklch */ color: oklch(51.6% 0.181 264.2);

Tailwind

colors: {
  custom: {
    50: '#7f8bde',
    500: '#305ece',
    950: '#000000',
  },
}

SCSS

$custom: #305ece;
$custom-light: #7f8bde;
$custom-dark: #000000;

JSON

{
  "hex": "#305ece",
  "rgb": {
    "r": 48,
    "g": 94,
    "b": 206
  },
  "hsl": {
    "h": 222.532,
    "s": 62.205,
    "l": 49.804
  },
  "oklch": {
    "l": 0.51639,
    "c": 0.18105,
    "h": 264.2
  },
  "luminance": 0.1309
}

Semantic roles & 50–950 ramp

primary

#305ECE

secondary

#D1BC89

accent

#B643E5

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #305ECE

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

Preview Lab → · Contrast checker → · Palette generator →