#306EBA#306EBA

#306EBA is a mid, vivid cyan. Relative luminance 0.153; OKLCH L 53.7% C 0.135 H 255.2°. Best body text is #FFFFFF at 5.17:1 contrast (WCAG AA passes).

Color values

HEX	#306EBA
RGB	rgb(48, 110, 186)
HSL	hsl(213, 59%, 46%)
HSV	hsv(213, 74%, 73%)
CMYK	cmyk(74.2%, 40.9%, 0%, 27.1%)
CIE-LAB	lab(46.07, 6.51, -45.80)
CIE-LCH	lch(46.07, 46.26, 278.09°)
OKLab	oklab(53.66% -0.0346 -0.1308)
OKLCH	oklch(53.66% 0.135 255.2)
XYZ	xyz(15.6545, 15.3237, 48.5776)
Luminance	0.1532 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#306EBA #BA7C30

analogous

#30B3BA #306EBA #3730BA

triadic

#306EBA #BA306E #6EBA30

tetradic

#306EBA #BA30B3 #BA7C30 #30BA37

square

#306EBA #BA30B3 #BA7C30 #30BA37

split-complementary

#306EBA #BA3730 #B3BA30

monochromatic

#173459 #235189 #306EBA #548DD3 #85AEDF

Accessibility & contrast

On white

5.17

#306EBA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.06

#306EBA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #306EBA

5.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##306EBA	#FFFFFF	#000000	##FFFFFF
##306EBA	1.00	5.17	4.06	5.17
#FFFFFF	5.17	1.00	21.00	1.00
#000000	4.06	21.00	1.00	21.00
##FFFFFF	5.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A74BD

Deuteranopia (green-blind)

#3367B8

Tritanopia (blue-blind)

#00808B

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #306eba;
/* rgb */ color: rgb(48, 110, 186);
/* oklch */ color: oklch(53.7% 0.135 255.2);

Tailwind

colors: {
  custom: {
    50: '#7b97cf',
    500: '#306eba',
    950: '#000000',
  },
}

SCSS

$custom: #306eba;
$custom-light: #7b97cf;
$custom-dark: #000000;

JSON

{
  "hex": "#306eba",
  "rgb": {
    "r": 48,
    "g": 110,
    "b": 186
  },
  "hsl": {
    "h": 213.043,
    "s": 58.974,
    "l": 45.882
  },
  "oklch": {
    "l": 0.53663,
    "c": 0.13529,
    "h": 255.2
  },
  "luminance": 0.15325
}

Semantic roles & 50–950 ramp

primary

#306EBA

secondary

#C9A77D

accent

#9C46E2

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0D14

muted

#7C7E82

Preview Lab

Preview with #306EBA

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

Preview Lab → · Contrast checker → · Palette generator →