#306CC2#306CC2

#306CC2 is a mid, vivid blue. Relative luminance 0.152; OKLCH L 53.7% C 0.148 H 257.9°. Best body text is #FFFFFF at 5.19:1 contrast (WCAG AA passes).

Color values

HEX	#306CC2
RGB	rgb(48, 108, 194)
HSL	hsl(215, 60%, 47%)
HSV	hsv(215, 75%, 76%)
CMYK	cmyk(75.3%, 44.3%, 0%, 23.9%)
CIE-LAB	lab(45.97, 10.77, -50.59)
CIE-LCH	lch(45.97, 51.72, 282.01°)
OKLab	oklab(53.74% -0.0311 -0.1449)
OKLCH	oklch(53.74% 0.148 257.9)
XYZ	xyz(16.3155, 15.2467, 53.1115)
Luminance	0.1525 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#306CC2 #C28630

analogous

#30B5C2 #306CC2 #3D30C2

triadic

#306CC2 #C2306C #6CC230

tetradic

#306CC2 #C230B5 #C28630 #30C23D

square

#306CC2 #C230B5 #C28630 #30C23D

split-complementary

#306CC2 #C23D30 #B5C230

monochromatic

#183560 #245191 #306CC2 #598CD6 #8AAEE2

Accessibility & contrast

On white

5.19

#306CC2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.05

#306CC2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #306CC2

5.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##306CC2	#FFFFFF	#000000	##FFFFFF
##306CC2	1.00	5.19	4.05	5.19
#FFFFFF	5.19	1.00	21.00	1.00
#000000	4.05	21.00	1.00	21.00
##FFFFFF	5.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4074C5

Deuteranopia (green-blind)

#2367C0

Tritanopia (blue-blind)

#00808D

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #306cc2;
/* rgb */ color: rgb(48, 108, 194);
/* oklch */ color: oklch(53.7% 0.148 257.9);

Tailwind

colors: {
  custom: {
    50: '#7c95d5',
    500: '#306cc2',
    950: '#000000',
  },
}

SCSS

$custom: #306cc2;
$custom-light: #7c95d5;
$custom-dark: #000000;

JSON

{
  "hex": "#306cc2",
  "rgb": {
    "r": 48,
    "g": 108,
    "b": 194
  },
  "hsl": {
    "h": 215.342,
    "s": 60.331,
    "l": 47.451
  },
  "oklch": {
    "l": 0.53735,
    "c": 0.14823,
    "h": 257.9
  },
  "luminance": 0.15249
}

Semantic roles & 50–950 ramp

primary

#306CC2

secondary

#CCAE82

accent

#A244E3

background

#F8F9FD

surface

#EFF1FA

border

#CACBD3

text

#0B0D14

muted

#7C7E83

Preview Lab

Preview with #306CC2

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

Preview Lab → · Contrast checker → · Palette generator →