#305489#305489

#305489 is a dark, moderate blue. Relative luminance 0.088; OKLCH L 44.6% C 0.097 H 258.0°. Best body text is #FFFFFF at 7.62:1 contrast (WCAG AA passes).

Color values

HEX	#305489
RGB	rgb(48, 84, 137)
HSL	hsl(216, 48%, 36%)
HSV	hsv(216, 65%, 54%)
CMYK	cmyk(65%, 38.7%, 0%, 46.3%)
CIE-LAB	lab(35.55, 4.89, -33.41)
CIE-LCH	lch(35.55, 33.77, 278.33°)
OKLab	oklab(44.57% -0.0202 -0.0949)
OKLCH	oklch(44.57% 0.097 258)
XYZ	xyz(8.9030, 8.7743, 24.8865)
Luminance	0.0877 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#305489 #896530

analogous

#308189 #305489 #393089

triadic

#305489 #893054 #548930

tetradic

#305489 #893081 #896530 #308939

square

#305489 #893081 #896530 #308939

split-complementary

#305489 #893930 #818930

monochromatic

#101C2E #20385C #305489 #4070B6 #6990CA

Accessibility & contrast

On white

7.62

#305489 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.75

#305489 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #305489

7.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##305489	#FFFFFF	#000000	##FFFFFF
##305489	1.00	7.62	2.75	7.62
#FFFFFF	7.62	1.00	21.00	1.00
#000000	2.75	21.00	1.00	21.00
##FFFFFF	7.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D588B

Deuteranopia (green-blind)

#305088

Tritanopia (blue-blind)

#006068

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #305489;
/* rgb */ color: rgb(48, 84, 137);
/* oklch */ color: oklch(44.6% 0.097 258.0);

Tailwind

colors: {
  custom: {
    50: '#7183ac',
    500: '#305489',
    950: '#000000',
  },
}

SCSS

$custom: #305489;
$custom-light: #7183ac;
$custom-dark: #000000;

JSON

{
  "hex": "#305489",
  "rgb": {
    "r": 48,
    "g": 84,
    "b": 137
  },
  "hsl": {
    "h": 215.73,
    "s": 48.108,
    "l": 36.275
  },
  "oklch": {
    "l": 0.44565,
    "c": 0.097,
    "h": 258
  },
  "luminance": 0.08775
}

Semantic roles & 50–950 ramp

primary

#305489

secondary

#B29263

accent

#A150D8

background

#F7F8FA

surface

#EDEFF4

border

#C8CACE

text

#080A10

muted

#7B7C7F

Preview Lab

Preview with #305489

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

Preview Lab → · Contrast checker → · Palette generator →