#305378#305378

#305378 is a dark, moderate cyan. Relative luminance 0.082; OKLCH L 43.3% C 0.074 H 251.1°. Best body text is #FFFFFF at 7.97:1 contrast (WCAG AA passes).

Color values

HEX	#305378
RGB	rgb(48, 83, 120)
HSL	hsl(211, 43%, 33%)
HSV	hsv(211, 60%, 47%)
CMYK	cmyk(60%, 30.8%, 0%, 52.9%)
CIE-LAB	lab(34.34, -0.60, -24.85)
CIE-LCH	lch(34.34, 24.86, 268.61°)
OKLab	oklab(43.32% -0.0239 -0.07)
OKLCH	oklch(43.32% 0.074 251.1)
XYZ	xyz(7.7011, 8.1703, 18.9368)
Luminance	0.0817 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#305378 #785530

analogous

#307778 #305378 #313078

triadic

#305378 #783053 #537830

tetradic

#305378 #783077 #785530 #307831

square

#305378 #783077 #785530 #307831

split-complementary

#305378 #783130 #777830

monochromatic

#0D1721 #1F354C #305378 #4171A4 #6290C0

Accessibility & contrast

On white

7.97

#305378 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.63

#305378 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #305378

7.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##305378	#FFFFFF	#000000	##FFFFFF
##305378	1.00	7.97	2.63	7.97
#FFFFFF	7.97	1.00	21.00	1.00
#000000	2.63	21.00	1.00	21.00
##FFFFFF	7.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#44557A

Deuteranopia (green-blind)

#3A4E77

Tritanopia (blue-blind)

#005C60

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #305378;
/* rgb */ color: rgb(48, 83, 120);
/* oklch */ color: oklch(43.3% 0.074 251.1);

Tailwind

colors: {
  custom: {
    50: '#6f839f',
    500: '#305378',
    950: '#000000',
  },
}

SCSS

$custom: #305378;
$custom-light: #6f839f;
$custom-dark: #000000;

JSON

{
  "hex": "#305378",
  "rgb": {
    "r": 48,
    "g": 83,
    "b": 120
  },
  "hsl": {
    "h": 210.833,
    "s": 42.857,
    "l": 32.941
  },
  "oklch": {
    "l": 0.43323,
    "c": 0.07394,
    "h": 251.1
  },
  "luminance": 0.08171
}

Semantic roles & 50–950 ramp

primary

#305378

secondary

#A7835C

accent

#9655D3

background

#F6F7F9

surface

#ECEEF2

border

#C7C9CC

text

#080A0E

muted

#7B7C7E

Preview Lab

Preview with #305378

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

Preview Lab → · Contrast checker → · Palette generator →