#306AB4#306AB4

#306AB4 is a mid, vivid cyan. Relative luminance 0.142; OKLCH L 52.4% C 0.132 H 255.8°. Best body text is #FFFFFF at 5.46:1 contrast (WCAG AA passes).

Color values

HEX	#306AB4
RGB	rgb(48, 106, 180)
HSL	hsl(214, 58%, 45%)
HSV	hsv(214, 73%, 71%)
CMYK	cmyk(73.3%, 41.1%, 0%, 29.4%)
CIE-LAB	lab(44.56, 6.79, -44.72)
CIE-LCH	lch(44.56, 45.23, 278.63°)
OKLab	oklab(52.37% -0.0322 -0.1277)
OKLCH	oklch(52.37% 0.132 255.8)
XYZ	xyz(14.6081, 14.2301, 45.1480)
Luminance	0.1423 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#306AB4 #B47A30

analogous

#30ACB4 #306AB4 #3830B4

triadic

#306AB4 #B4306A #6AB430

tetradic

#306AB4 #B430AC #B47A30 #30B438

square

#306AB4 #B430AC #B47A30 #30B438

split-complementary

#306AB4 #B43830 #ACB430

monochromatic

#163153 #234E84 #306AB4 #5189D1 #81AADD

Accessibility & contrast

On white

5.46

#306AB4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.85

#306AB4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #306AB4

5.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##306AB4	#FFFFFF	#000000	##FFFFFF
##306AB4	1.00	5.46	3.85	5.46
#FFFFFF	5.46	1.00	21.00	1.00
#000000	3.85	21.00	1.00	21.00
##FFFFFF	5.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4770B7

Deuteranopia (green-blind)

#3164B3

Tritanopia (blue-blind)

#007B86

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #306ab4;
/* rgb */ color: rgb(48, 106, 180);
/* oklch */ color: oklch(52.4% 0.132 255.8);

Tailwind

colors: {
  custom: {
    50: '#7994cb',
    500: '#306ab4',
    950: '#000000',
  },
}

SCSS

$custom: #306ab4;
$custom-light: #7994cb;
$custom-dark: #000000;

JSON

{
  "hex": "#306ab4",
  "rgb": {
    "r": 48,
    "g": 106,
    "b": 180
  },
  "hsl": {
    "h": 213.636,
    "s": 57.895,
    "l": 44.706
  },
  "oklch": {
    "l": 0.52374,
    "c": 0.13171,
    "h": 255.8
  },
  "luminance": 0.14232
}

Semantic roles & 50–950 ramp

primary

#306AB4

secondary

#C6A579

accent

#9D47E1

background

#F8F9FC

surface

#EFF1F8

border

#CACBD1

text

#0A0D13

muted

#7C7E82

Preview Lab

Preview with #306AB4

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

Preview Lab → · Contrast checker → · Palette generator →