#306DAF#306DAF

#306DAF is a mid, vivid cyan. Relative luminance 0.147; OKLCH L 52.8% C 0.122 H 252.7°. Best body text is #FFFFFF at 5.34:1 contrast (WCAG AA passes).

Color values

HEX	#306DAF
RGB	rgb(48, 109, 175)
HSL	hsl(211, 57%, 44%)
HSV	hsv(211, 73%, 69%)
CMYK	cmyk(72.6%, 37.7%, 0%, 31.4%)
CIE-LAB	lab(45.16, 3.05, -40.84)
CIE-LCH	lch(45.16, 40.96, 274.27°)
OKLab	oklab(52.75% -0.0363 -0.1163)
OKLCH	oklch(52.75% 0.122 252.7)
XYZ	xyz(14.4225, 14.6592, 42.6185)
Luminance	0.1466 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#306DAF #AF7230

analogous

#30ACAF #306DAF #3230AF

triadic

#306DAF #AF306D #6DAF30

tetradic

#306DAF #AF30AC #AF7230 #30AF32

square

#306DAF #AF30AC #AF7230 #30AF32

split-complementary

#306DAF #AF3230 #ACAF30

monochromatic

#16314F #234F7F #306DAF #4E8CCE #7EABDC

Accessibility & contrast

On white

5.34

#306DAF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.93

#306DAF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #306DAF

5.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##306DAF	#FFFFFF	#000000	##FFFFFF
##306DAF	1.00	5.34	3.93	5.34
#FFFFFF	5.34	1.00	21.00	1.00
#000000	3.93	21.00	1.00	21.00
##FFFFFF	5.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F71B2

Deuteranopia (green-blind)

#3C65AE

Tritanopia (blue-blind)

#007C85

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #306daf;
/* rgb */ color: rgb(48, 109, 175);
/* oklch */ color: oklch(52.8% 0.122 252.7);

Tailwind

colors: {
  custom: {
    50: '#7896c7',
    500: '#306daf',
    950: '#000000',
  },
}

SCSS

$custom: #306daf;
$custom-light: #7896c7;
$custom-dark: #000000;

JSON

{
  "hex": "#306daf",
  "rgb": {
    "r": 48,
    "g": 109,
    "b": 175
  },
  "hsl": {
    "h": 211.181,
    "s": 56.951,
    "l": 43.725
  },
  "oklch": {
    "l": 0.52753,
    "c": 0.12181,
    "h": 252.7
  },
  "luminance": 0.14661
}

Semantic roles & 50–950 ramp

primary

#306DAF

secondary

#C49F76

accent

#9748E0

background

#F7F9FC

surface

#EEF1F8

border

#C9CBD1

text

#0A0D13

muted

#7C7E82

Preview Lab

Preview with #306DAF

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

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