#306AB1#306AB1

#306AB1 is a mid, vivid cyan. Relative luminance 0.141; OKLCH L 52.2% C 0.128 H 255.1°. Best body text is #FFFFFF at 5.49:1 contrast (WCAG AA passes).

Color values

HEX	#306AB1
RGB	rgb(48, 106, 177)
HSL	hsl(213, 57%, 44%)
HSV	hsv(213, 73%, 69%)
CMYK	cmyk(72.9%, 40.1%, 0%, 30.6%)
CIE-LAB	lab(44.39, 5.67, -43.24)
CIE-LCH	lch(44.39, 43.62, 277.47°)
OKLab	oklab(52.19% -0.0329 -0.1234)
OKLCH	oklch(52.19% 0.128 255.1)
XYZ	xyz(14.3058, 14.1092, 43.5558)
Luminance	0.1411 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#306AB1 #B17730

analogous

#30ABB1 #306AB1 #3730B1

triadic

#306AB1 #B1306A #6AB130

tetradic

#306AB1 #B130AB #B17730 #30B137

square

#306AB1 #B130AB #B17730 #30B137

split-complementary

#306AB1 #B13730 #ABB130

monochromatic

#163051 #234D81 #306AB1 #4F89CF #7FA9DC

Accessibility & contrast

On white

5.49

#306AB1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.82

#306AB1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #306AB1

5.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##306AB1	#FFFFFF	#000000	##FFFFFF
##306AB1	1.00	5.49	3.82	5.49
#FFFFFF	5.49	1.00	21.00	1.00
#000000	3.82	21.00	1.00	21.00
##FFFFFF	5.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#496FB4

Deuteranopia (green-blind)

#3463B0

Tritanopia (blue-blind)

#007B85

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #306ab1;
/* rgb */ color: rgb(48, 106, 177);
/* oklch */ color: oklch(52.2% 0.128 255.1);

Tailwind

colors: {
  custom: {
    50: '#7994c9',
    500: '#306ab1',
    950: '#000000',
  },
}

SCSS

$custom: #306ab1;
$custom-light: #7994c9;
$custom-dark: #000000;

JSON

{
  "hex": "#306ab1",
  "rgb": {
    "r": 48,
    "g": 106,
    "b": 177
  },
  "hsl": {
    "h": 213.023,
    "s": 57.333,
    "l": 44.118
  },
  "oklch": {
    "l": 0.52185,
    "c": 0.12769,
    "h": 255.1
  },
  "luminance": 0.14111
}

Semantic roles & 50–950 ramp

primary

#306AB1

secondary

#C5A278

accent

#9C47E1

background

#F7F9FC

surface

#EEF1F8

border

#C9CBD1

text

#0A0D13

muted

#7C7E82

Preview Lab

Preview with #306AB1

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

Preview Lab → · Contrast checker → · Palette generator →