#306BBA#306BBA

#306BBA is a mid, vivid cyan. Relative luminance 0.147; OKLCH L 53.0% C 0.139 H 256.7°. Best body text is #FFFFFF at 5.33:1 contrast (WCAG AA passes).

Color values

HEX	#306BBA
RGB	rgb(48, 107, 186)
HSL	hsl(214, 59%, 46%)
HSV	hsv(214, 74%, 73%)
CMYK	cmyk(74.2%, 42.5%, 0%, 27.1%)
CIE-LAB	lab(45.20, 8.40, -47.19)
CIE-LCH	lch(45.20, 47.93, 280.09°)
OKLab	oklab(52.99% -0.0318 -0.1349)
OKLCH	oklch(52.99% 0.139 256.7)
XYZ	xyz(15.3363, 14.6872, 48.4715)
Luminance	0.1469 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#306BBA #BA7F30

analogous

#30B0BA #306BBA #3A30BA

triadic

#306BBA #BA306B #6BBA30

tetradic

#306BBA #BA30B0 #BA7F30 #30BA3A

square

#306BBA #BA30B0 #BA7F30 #30BA3A

split-complementary

#306BBA #BA3A30 #B0BA30

monochromatic

#173359 #234F89 #306BBA #548AD3 #85ACDF

Accessibility & contrast

On white

5.33

#306BBA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.94

#306BBA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #306BBA

5.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##306BBA	#FFFFFF	#000000	##FFFFFF
##306BBA	1.00	5.33	3.94	5.33
#FFFFFF	5.33	1.00	21.00	1.00
#000000	3.94	21.00	1.00	21.00
##FFFFFF	5.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4572BD

Deuteranopia (green-blind)

#2C65B8

Tritanopia (blue-blind)

#007E89

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #306bba;
/* rgb */ color: rgb(48, 107, 186);
/* oklch */ color: oklch(53.0% 0.139 256.7);

Tailwind

colors: {
  custom: {
    50: '#7b94cf',
    500: '#306bba',
    950: '#000000',
  },
}

SCSS

$custom: #306bba;
$custom-light: #7b94cf;
$custom-dark: #000000;

JSON

{
  "hex": "#306bba",
  "rgb": {
    "r": 48,
    "g": 107,
    "b": 186
  },
  "hsl": {
    "h": 214.348,
    "s": 58.974,
    "l": 45.882
  },
  "oklch": {
    "l": 0.52986,
    "c": 0.13865,
    "h": 256.7
  },
  "luminance": 0.14689
}

Semantic roles & 50–950 ramp

primary

#306BBA

secondary

#C9A87D

accent

#9F46E2

background

#F8F9FC

surface

#EFF1F9

border

#CACBD2

text

#0B0D14

muted

#7C7E82

Preview Lab

Preview with #306BBA

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

Preview Lab → · Contrast checker → · Palette generator →