#306F88#306F88

#306F88 is a mid, moderate cyan. Relative luminance 0.138; OKLCH L 51.1% C 0.075 H 227.2°. Best body text is #FFFFFF at 5.59:1 contrast (WCAG AA passes).

Color values

HEX	#306F88
RGB	rgb(48, 111, 136)
HSL	hsl(197, 48%, 36%)
HSV	hsv(197, 65%, 53%)
CMYK	cmyk(64.7%, 18.4%, 0%, 46.7%)
CIE-LAB	lab(43.91, -12.03, -19.75)
CIE-LCH	lch(43.91, 23.12, 238.65°)
OKLab	oklab(51.15% -0.0511 -0.0551)
OKLCH	oklch(51.15% 0.075 227.2)
XYZ	xyz(11.3455, 13.7737, 25.3484)
Luminance	0.1378 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#306F88 #884930

analogous

#308875 #306F88 #304388

triadic

#306F88 #88306F #6F8830

tetradic

#306F88 #753088 #884930 #438830

square

#306F88 #753088 #884930 #438830

split-complementary

#306F88 #883043 #887530

monochromatic

#10252E #204A5B #306F88 #4094B5 #69AECA

Accessibility & contrast

On white

5.59

#306F88 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.76

#306F88 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #306F88

5.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##306F88	#FFFFFF	#000000	##FFFFFF
##306F88	1.00	5.59	3.76	5.59
#FFFFFF	5.59	1.00	21.00	1.00
#000000	3.76	21.00	1.00	21.00
##FFFFFF	5.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#626D89

Deuteranopia (green-blind)

#556488

Tritanopia (blue-blind)

#007677

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #306f88;
/* rgb */ color: rgb(48, 111, 136);
/* oklch */ color: oklch(51.1% 0.075 227.2);

Tailwind

colors: {
  custom: {
    50: '#7298aa',
    500: '#306f88',
    950: '#000000',
  },
}

SCSS

$custom: #306f88;
$custom-light: #7298aa;
$custom-dark: #000000;

JSON

{
  "hex": "#306f88",
  "rgb": {
    "r": 48,
    "g": 111,
    "b": 136
  },
  "hsl": {
    "h": 197.045,
    "s": 47.826,
    "l": 36.078
  },
  "oklch": {
    "l": 0.51145,
    "c": 0.07518,
    "h": 227.2
  },
  "luminance": 0.13775
}

Semantic roles & 50–950 ramp

primary

#306F88

secondary

#B17963

accent

#7750D7

background

#F7F9FA

surface

#EDF2F4

border

#C8CCCE

text

#080D10

muted

#7B7E7F

Preview Lab

Preview with #306F88

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

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