#306EC4#306EC4

#306EC4 is a mid, vivid cyan. Relative luminance 0.158; OKLCH L 54.3% C 0.149 H 257.4°. Best body text is #FFFFFF at 5.06:1 contrast (WCAG AA passes).

Color values

HEX	#306EC4
RGB	rgb(48, 110, 196)
HSL	hsl(215, 61%, 48%)
HSV	hsv(215, 76%, 77%)
CMYK	cmyk(75.5%, 43.9%, 0%, 23.1%)
CIE-LAB	lab(46.66, 10.25, -50.63)
CIE-LCH	lch(46.66, 51.66, 281.45°)
OKLab	oklab(54.31% -0.0325 -0.145)
OKLCH	oklch(54.31% 0.149 257.4)
XYZ	xyz(16.7550, 15.7639, 54.3735)
Luminance	0.1577 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#306EC4 #C48630

analogous

#30B8C4 #306EC4 #3C30C4

triadic

#306EC4 #C4306E #6EC430

tetradic

#306EC4 #C430B8 #C48630 #30C43C

square

#306EC4 #C430B8 #C48630 #30C43C

split-complementary

#306EC4 #C43C30 #B8C430

monochromatic

#183762 #245293 #306EC4 #5A8FD7 #8CB0E3

Accessibility & contrast

On white

5.06

#306EC4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.15

#306EC4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #306EC4

5.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##306EC4	#FFFFFF	#000000	##FFFFFF
##306EC4	1.00	5.06	4.15	5.06
#FFFFFF	5.06	1.00	21.00	1.00
#000000	4.15	21.00	1.00	21.00
##FFFFFF	5.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4376C7

Deuteranopia (green-blind)

#2668C2

Tritanopia (blue-blind)

#00828F

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #306ec4;
/* rgb */ color: rgb(48, 110, 196);
/* oklch */ color: oklch(54.3% 0.149 257.4);

Tailwind

colors: {
  custom: {
    50: '#7d97d6',
    500: '#306ec4',
    950: '#000000',
  },
}

SCSS

$custom: #306ec4;
$custom-light: #7d97d6;
$custom-dark: #000000;

JSON

{
  "hex": "#306ec4",
  "rgb": {
    "r": 48,
    "g": 110,
    "b": 196
  },
  "hsl": {
    "h": 214.865,
    "s": 60.656,
    "l": 47.843
  },
  "oklch": {
    "l": 0.54311,
    "c": 0.1486,
    "h": 257.4
  },
  "luminance": 0.15766
}

Semantic roles & 50–950 ramp

primary

#306EC4

secondary

#CDAE83

accent

#A144E4

background

#F8F9FD

surface

#EFF2FA

border

#CACCD3

text

#0B0D14

muted

#7C7E83

Preview Lab

Preview with #306EC4

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

Preview Lab → · Contrast checker → · Palette generator →