#306B87#306B87

#306B87 is a mid, moderate cyan. Relative luminance 0.129; OKLCH L 50.1% C 0.076 H 231.6°. Best body text is #FFFFFF at 5.87:1 contrast (WCAG AA passes).

Color values

HEX	#306B87
RGB	rgb(48, 107, 135)
HSL	hsl(199, 48%, 36%)
HSV	hsv(199, 64%, 53%)
CMYK	cmyk(64.4%, 20.7%, 0%, 47.1%)
CIE-LAB	lab(42.60, -10.05, -21.16)
CIE-LCH	lch(42.60, 23.43, 244.60°)
OKLab	oklab(50.09% -0.0469 -0.0592)
OKLCH	oklch(50.09% 0.076 231.6)
XYZ	xyz(10.8481, 12.8919, 24.8337)
Luminance	0.1289 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#306B87 #874C30

analogous

#308777 #306B87 #303F87

triadic

#306B87 #87306B #6B8730

tetradic

#306B87 #773087 #874C30 #3F8730

square

#306B87 #773087 #874C30 #3F8730

split-complementary

#306B87 #87303F #877730

monochromatic

#10232D #20475A #306B87 #408FB4 #68AAC9

Accessibility & contrast

On white

5.87

#306B87 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.58

#306B87 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #306B87

5.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##306B87	#FFFFFF	#000000	##FFFFFF
##306B87	1.00	5.87	3.58	5.87
#FFFFFF	5.87	1.00	21.00	1.00
#000000	3.58	21.00	1.00	21.00
##FFFFFF	5.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D6A88

Deuteranopia (green-blind)

#516187

Tritanopia (blue-blind)

#007374

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #306b87;
/* rgb */ color: rgb(48, 107, 135);
/* oklch */ color: oklch(50.1% 0.076 231.6);

Tailwind

colors: {
  custom: {
    50: '#7295aa',
    500: '#306b87',
    950: '#000000',
  },
}

SCSS

$custom: #306b87;
$custom-light: #7295aa;
$custom-dark: #000000;

JSON

{
  "hex": "#306b87",
  "rgb": {
    "r": 48,
    "g": 107,
    "b": 135
  },
  "hsl": {
    "h": 199.31,
    "s": 47.541,
    "l": 35.882
  },
  "oklch": {
    "l": 0.5009,
    "c": 0.07554,
    "h": 231.6
  },
  "luminance": 0.12893
}

Semantic roles & 50–950 ramp

primary

#306B87

secondary

#B17B62

accent

#7C51D7

background

#F7F9FA

surface

#EDF1F4

border

#C8CBCE

text

#080D10

muted

#7B7E7F

Preview Lab

Preview with #306B87

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

Preview Lab → · Contrast checker → · Palette generator →