#306DBC#306DBC

#306DBC is a mid, vivid cyan. Relative luminance 0.152; OKLCH L 53.6% C 0.139 H 256.2°. Best body text is #FFFFFF at 5.20:1 contrast (WCAG AA passes).

Color values

HEX	#306DBC
RGB	rgb(48, 109, 188)
HSL	hsl(214, 59%, 46%)
HSV	hsv(214, 74%, 74%)
CMYK	cmyk(74.5%, 42%, 0%, 26.3%)
CIE-LAB	lab(45.90, 7.89, -47.24)
CIE-LCH	lch(45.90, 47.89, 279.48°)
OKLab	oklab(53.57% -0.0332 -0.135)
OKLCH	oklch(53.57% 0.139 256.2)
XYZ	xyz(15.7613, 15.1947, 49.6694)
Luminance	0.1520 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#306DBC #BC7F30

analogous

#30B3BC #306DBC #3930BC

triadic

#306DBC #BC306D #6DBC30

tetradic

#306DBC #BC30B3 #BC7F30 #30BC39

square

#306DBC #BC30B3 #BC7F30 #30BC39

split-complementary

#306DBC #BC3930 #B3BC30

monochromatic

#17345A #24518B #306DBC #558CD4 #86ADE0

Accessibility & contrast

On white

5.20

#306DBC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.04

#306DBC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #306DBC

5.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##306DBC	#FFFFFF	#000000	##FFFFFF
##306DBC	1.00	5.20	4.04	5.20
#FFFFFF	5.20	1.00	21.00	1.00
#000000	4.04	21.00	1.00	21.00
##FFFFFF	5.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4774BF

Deuteranopia (green-blind)

#2E67BA

Tritanopia (blue-blind)

#00808B

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #306dbc;
/* rgb */ color: rgb(48, 109, 188);
/* oklch */ color: oklch(53.6% 0.139 256.2);

Tailwind

colors: {
  custom: {
    50: '#7b96d0',
    500: '#306dbc',
    950: '#000000',
  },
}

SCSS

$custom: #306dbc;
$custom-light: #7b96d0;
$custom-dark: #000000;

JSON

{
  "hex": "#306dbc",
  "rgb": {
    "r": 48,
    "g": 109,
    "b": 188
  },
  "hsl": {
    "h": 213.857,
    "s": 59.322,
    "l": 46.275
  },
  "oklch": {
    "l": 0.53565,
    "c": 0.13907,
    "h": 256.2
  },
  "luminance": 0.15196
}

Semantic roles & 50–950 ramp

primary

#306DBC

secondary

#CAA97E

accent

#9E45E3

background

#F8F9FC

surface

#EFF1F9

border

#CACBD2

text

#0B0D14

muted

#7C7E82

Preview Lab

Preview with #306DBC

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

Preview Lab → · Contrast checker → · Palette generator →