#305C79#305C79

#305C79 is a mid, moderate cyan. Relative luminance 0.097; OKLCH L 45.6% C 0.068 H 239.5°. Best body text is #FFFFFF at 7.16:1 contrast (WCAG AA passes).

Color values

HEX	#305C79
RGB	rgb(48, 92, 121)
HSL	hsl(204, 43%, 33%)
HSV	hsv(204, 60%, 47%)
CMYK	cmyk(60.3%, 24%, 0%, 52.5%)
CIE-LAB	lab(37.23, -5.88, -20.96)
CIE-LCH	lch(37.23, 21.77, 254.34°)
OKLab	oklab(45.62% -0.0346 -0.0587)
OKLCH	oklch(45.62% 0.068 239.5)
XYZ	xyz(8.4960, 9.6624, 19.5027)
Luminance	0.0966 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#305C79 #794D30

analogous

#307971 #305C79 #303779

triadic

#305C79 #79305C #5C7930

tetradic

#305C79 #713079 #794D30 #377930

square

#305C79 #713079 #794D30 #377930

split-complementary

#305C79 #793037 #797130

monochromatic

#0D1921 #1F3B4D #305C79 #417DA5 #629BC1

Accessibility & contrast

On white

7.16

#305C79 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.93

#305C79 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #305C79

7.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##305C79	#FFFFFF	#000000	##FFFFFF
##305C79	1.00	7.16	2.93	7.16
#FFFFFF	7.16	1.00	21.00	1.00
#000000	2.93	21.00	1.00	21.00
##FFFFFF	7.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F5C7A

Deuteranopia (green-blind)

#455478

Tritanopia (blue-blind)

#006366

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #305c79;
/* rgb */ color: rgb(48, 92, 121);
/* oklch */ color: oklch(45.6% 0.068 239.5);

Tailwind

colors: {
  custom: {
    50: '#6f8a9f',
    500: '#305c79',
    950: '#000000',
  },
}

SCSS

$custom: #305c79;
$custom-light: #6f8a9f;
$custom-dark: #000000;

JSON

{
  "hex": "#305c79",
  "rgb": {
    "r": 48,
    "g": 92,
    "b": 121
  },
  "hsl": {
    "h": 203.836,
    "s": 43.195,
    "l": 33.137
  },
  "oklch": {
    "l": 0.45622,
    "c": 0.06812,
    "h": 239.5
  },
  "luminance": 0.09663
}

Semantic roles & 50–950 ramp

primary

#305C79

secondary

#A87B5D

accent

#8755D3

background

#F6F8F9

surface

#ECF0F2

border

#C7CBCC

text

#080B0E

muted

#7B7C7E

Preview Lab

Preview with #305C79

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

Preview Lab → · Contrast checker → · Palette generator →