#306CBA#306CBA

#306CBA is a mid, vivid cyan. Relative luminance 0.149; OKLCH L 53.2% C 0.138 H 256.2°. Best body text is #FFFFFF at 5.28:1 contrast (WCAG AA passes).

Color values

HEX	#306CBA
RGB	rgb(48, 108, 186)
HSL	hsl(214, 59%, 46%)
HSV	hsv(214, 74%, 73%)
CMYK	cmyk(74.2%, 41.9%, 0%, 27.1%)
CIE-LAB	lab(45.49, 7.77, -46.73)
CIE-LCH	lch(45.49, 47.37, 279.44°)
OKLab	oklab(53.21% -0.0327 -0.1336)
OKLCH	oklch(53.21% 0.138 256.2)
XYZ	xyz(15.4412, 14.8969, 48.5065)
Luminance	0.1490 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#306CBA #BA7E30

analogous

#30B1BA #306CBA #3930BA

triadic

#306CBA #BA306C #6CBA30

tetradic

#306CBA #BA30B1 #BA7E30 #30BA39

square

#306CBA #BA30B1 #BA7E30 #30BA39

split-complementary

#306CBA #BA3930 #B1BA30

monochromatic

#173459 #235089 #306CBA #548BD3 #85ACDF

Accessibility & contrast

On white

5.28

#306CBA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.98

#306CBA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #306CBA

5.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##306CBA	#FFFFFF	#000000	##FFFFFF
##306CBA	1.00	5.28	3.98	5.28
#FFFFFF	5.28	1.00	21.00	1.00
#000000	3.98	21.00	1.00	21.00
##FFFFFF	5.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4673BD

Deuteranopia (green-blind)

#2F66B8

Tritanopia (blue-blind)

#007E8A

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #306cba;
/* rgb */ color: rgb(48, 108, 186);
/* oklch */ color: oklch(53.2% 0.138 256.2);

Tailwind

colors: {
  custom: {
    50: '#7b95cf',
    500: '#306cba',
    950: '#000000',
  },
}

SCSS

$custom: #306cba;
$custom-light: #7b95cf;
$custom-dark: #000000;

JSON

{
  "hex": "#306cba",
  "rgb": {
    "r": 48,
    "g": 108,
    "b": 186
  },
  "hsl": {
    "h": 213.913,
    "s": 58.974,
    "l": 45.882
  },
  "oklch": {
    "l": 0.53211,
    "c": 0.13751,
    "h": 256.2
  },
  "luminance": 0.14899
}

Semantic roles & 50–950 ramp

primary

#306CBA

secondary

#C9A87D

accent

#9E46E2

background

#F8F9FC

surface

#EFF1F9

border

#CACBD2

text

#0B0D14

muted

#7C7E82

Preview Lab

Preview with #306CBA

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

Preview Lab → · Contrast checker → · Palette generator →