#306E9F#306E9F

#306E9F is a mid, moderate cyan. Relative luminance 0.143; OKLCH L 52.1% C 0.100 H 245.4°. Best body text is #FFFFFF at 5.45:1 contrast (WCAG AA passes).

Color values

HEX	#306E9F
RGB	rgb(48, 110, 159)
HSL	hsl(206, 54%, 41%)
HSV	hsv(206, 70%, 62%)
CMYK	cmyk(69.8%, 30.8%, 0%, 37.6%)
CIE-LAB	lab(44.63, -3.41, -32.28)
CIE-LCH	lch(44.63, 32.46, 263.97°)
OKLab	oklab(52.07% -0.0418 -0.0913)
OKLCH	oklch(52.07% 0.1 245.4)
XYZ	xyz(13.0505, 14.2820, 34.8631)
Luminance	0.1428 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#306E9F #9F6130

analogous

#309F98 #306E9F #30379F

triadic

#306E9F #9F306E #6E9F30

tetradic

#306E9F #98309F #9F6130 #379F30

square

#306E9F #98309F #9F6130 #379F30

split-complementary

#306E9F #9F3037 #9F9830

monochromatic

#142D41 #224D70 #306E9F #458EC7 #74AAD5

Accessibility & contrast

On white

5.45

#306E9F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.86

#306E9F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #306E9F

5.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##306E9F	#FFFFFF	#000000	##FFFFFF
##306E9F	1.00	5.45	3.86	5.45
#FFFFFF	5.45	1.00	21.00	1.00
#000000	3.86	21.00	1.00	21.00
##FFFFFF	5.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#586FA1

Deuteranopia (green-blind)

#49659E

Tritanopia (blue-blind)

#007A7F

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #306e9f;
/* rgb */ color: rgb(48, 110, 159);
/* oklch */ color: oklch(52.1% 0.100 245.4);

Tailwind

colors: {
  custom: {
    50: '#7697bb',
    500: '#306e9f',
    950: '#000000',
  },
}

SCSS

$custom: #306e9f;
$custom-light: #7697bb;
$custom-dark: #000000;

JSON

{
  "hex": "#306e9f",
  "rgb": {
    "r": 48,
    "g": 110,
    "b": 159
  },
  "hsl": {
    "h": 206.486,
    "s": 53.623,
    "l": 40.588
  },
  "oklch": {
    "l": 0.52066,
    "c": 0.1004,
    "h": 245.4
  },
  "luminance": 0.14283
}

Semantic roles & 50–950 ramp

primary

#306E9F

secondary

#BD916E

accent

#8B4BDD

background

#F7F9FB

surface

#EEF2F6

border

#C9CCD0

text

#090D12

muted

#7B7E81

Preview Lab

Preview with #306E9F

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

Preview Lab → · Contrast checker → · Palette generator →