#306A8B#306A8B

#306A8B is a mid, moderate cyan. Relative luminance 0.128; OKLCH L 50.0% C 0.080 H 236.4°. Best body text is #FFFFFF at 5.90:1 contrast (WCAG AA passes).

Color values

HEX	#306A8B
RGB	rgb(48, 106, 139)
HSL	hsl(202, 49%, 37%)
HSV	hsv(202, 65%, 55%)
CMYK	cmyk(65.5%, 23.7%, 0%, 45.5%)
CIE-LAB	lab(42.46, -8.09, -23.78)
CIE-LCH	lch(42.46, 25.12, 251.22°)
OKLab	oklab(50.04% -0.0443 -0.0667)
OKLCH	oklch(50.04% 0.08 236.4)
XYZ	xyz(11.0314, 12.7994, 26.3103)
Luminance	0.1280 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#306A8B #8B5130

analogous

#308B7F #306A8B #303D8B

triadic

#306A8B #8B306A #6A8B30

tetradic

#306A8B #7F308B #8B5130 #3D8B30

square

#306A8B #7F308B #8B5130 #3D8B30

split-complementary

#306A8B #8B303D #8B7F30

monochromatic

#112530 #20475E #306A8B #408DB8 #6AA8CC

Accessibility & contrast

On white

5.90

#306A8B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.56

#306A8B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #306A8B

5.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##306A8B	#FFFFFF	#000000	##FFFFFF
##306A8B	1.00	5.90	3.56	5.90
#FFFFFF	5.90	1.00	21.00	1.00
#000000	3.56	21.00	1.00	21.00
##FFFFFF	5.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A698D

Deuteranopia (green-blind)

#4E608A

Tritanopia (blue-blind)

#007375

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #306a8b;
/* rgb */ color: rgb(48, 106, 139);
/* oklch */ color: oklch(50.0% 0.080 236.4);

Tailwind

colors: {
  custom: {
    50: '#7294ad',
    500: '#306a8b',
    950: '#000000',
  },
}

SCSS

$custom: #306a8b;
$custom-light: #7294ad;
$custom-dark: #000000;

JSON

{
  "hex": "#306a8b",
  "rgb": {
    "r": 48,
    "g": 106,
    "b": 139
  },
  "hsl": {
    "h": 201.758,
    "s": 48.663,
    "l": 36.667
  },
  "oklch": {
    "l": 0.50036,
    "c": 0.08008,
    "h": 236.4
  },
  "luminance": 0.12801
}

Semantic roles & 50–950 ramp

primary

#306A8B

secondary

#B38164

accent

#8150D8

background

#F7F9FA

surface

#EDF1F4

border

#C8CBCE

text

#090D10

muted

#7B7E7F

Preview Lab

Preview with #306A8B

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

Preview Lab → · Contrast checker → · Palette generator →