#306DCD#306DCD

#306DCD is a mid, vivid blue. Relative luminance 0.160; OKLCH L 54.7% C 0.162 H 259.3°. Best body text is #FFFFFF at 5.01:1 contrast (WCAG AA passes).

Color values

HEX	#306DCD
RGB	rgb(48, 109, 205)
HSL	hsl(217, 62%, 50%)
HSV	hsv(217, 77%, 80%)
CMYK	cmyk(76.6%, 46.8%, 0%, 19.6%)
CIE-LAB	lab(46.94, 14.26, -55.36)
CIE-LCH	lch(46.94, 57.17, 284.45°)
OKLab	oklab(54.7% -0.03 -0.1589)
OKLCH	oklch(54.7% 0.162 259.3)
XYZ	xyz(17.7030, 15.9714, 59.8955)
Luminance	0.1597 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#306DCD #CD9030

analogous

#30BBCD #306DCD #4230CD

triadic

#306DCD #CD306D #6DCD30

tetradic

#306DCD #CD30BB #CD9030 #30CD42

square

#306DCD #CD30BB #CD9030 #30CD42

split-complementary

#306DCD #CD4230 #BBCD30

monochromatic

#19386A #24539B #306DCD #6090DA #92B2E5

Accessibility & contrast

On white

5.01

#306DCD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.19

#306DCD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #306DCD

5.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##306DCD	#FFFFFF	#000000	##FFFFFF
##306DCD	1.00	5.01	4.19	5.01
#FFFFFF	5.01	1.00	21.00	1.00
#000000	4.19	21.00	1.00	21.00
##FFFFFF	5.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3977D1

Deuteranopia (green-blind)

#0B69CB

Tritanopia (blue-blind)

#008493

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #306dcd;
/* rgb */ color: rgb(48, 109, 205);
/* oklch */ color: oklch(54.7% 0.162 259.3);

Tailwind

colors: {
  custom: {
    50: '#7f96dd',
    500: '#306dcd',
    950: '#000000',
  },
}

SCSS

$custom: #306dcd;
$custom-light: #7f96dd;
$custom-dark: #000000;

JSON

{
  "hex": "#306dcd",
  "rgb": {
    "r": 48,
    "g": 109,
    "b": 205
  },
  "hsl": {
    "h": 216.688,
    "s": 62.055,
    "l": 49.608
  },
  "oklch": {
    "l": 0.54701,
    "c": 0.16174,
    "h": 259.3
  },
  "luminance": 0.15973
}

Semantic roles & 50–950 ramp

primary

#306DCD

secondary

#D0B489

accent

#A643E5

background

#F8F9FD

surface

#F0F1FB

border

#CBCBD4

text

#0C0D15

muted

#7D7E83

Preview Lab

Preview with #306DCD

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

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