#305597#305597

#305597 is a mid, moderate blue. Relative luminance 0.094; OKLCH L 45.7% C 0.116 H 261.0°. Best body text is #FFFFFF at 7.31:1 contrast (WCAG AA passes).

Color values

HEX	#305597
RGB	rgb(48, 85, 151)
HSL	hsl(218, 52%, 39%)
HSV	hsv(218, 68%, 59%)
CMYK	cmyk(68.2%, 43.7%, 0%, 40.8%)
CIE-LAB	lab(36.67, 9.44, -40.13)
CIE-LCH	lch(36.67, 41.22, 283.23°)
OKLab	oklab(45.7% -0.0181 -0.1146)
OKLCH	oklch(45.7% 0.116 261)
XYZ	xyz(10.0514, 9.3588, 30.5489)
Luminance	0.0936 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#305597 #977230

analogous

#308997 #305597 #3F3097

triadic

#305597 #973055 #559730

tetradic

#305597 #973089 #977230 #30973F

square

#305597 #973089 #977230 #30973F

split-complementary

#305597 #973F30 #899730

monochromatic

#12213A #213B69 #305597 #4170C3 #7093D2

Accessibility & contrast

On white

7.31

#305597 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.87

#305597 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #305597

7.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##305597	#FFFFFF	#000000	##FFFFFF
##305597	1.00	7.31	2.87	7.31
#FFFFFF	7.31	1.00	21.00	1.00
#000000	2.87	21.00	1.00	21.00
##FFFFFF	7.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#365B9A

Deuteranopia (green-blind)

#255296

Tritanopia (blue-blind)

#00646E

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #305597;
/* rgb */ color: rgb(48, 85, 151);
/* oklch */ color: oklch(45.7% 0.116 261.0);

Tailwind

colors: {
  custom: {
    50: '#7484b6',
    500: '#305597',
    950: '#000000',
  },
}

SCSS

$custom: #305597;
$custom-light: #7484b6;
$custom-dark: #000000;

JSON

{
  "hex": "#305597",
  "rgb": {
    "r": 48,
    "g": 85,
    "b": 151
  },
  "hsl": {
    "h": 218.447,
    "s": 51.759,
    "l": 39.02
  },
  "oklch": {
    "l": 0.45699,
    "c": 0.11598,
    "h": 261
  },
  "luminance": 0.0936
}

Semantic roles & 50–950 ramp

primary

#305597

secondary

#B99D6A

accent

#A84DDB

background

#F7F8FB

surface

#EDEFF6

border

#C8CAD0

text

#090A11

muted

#7B7C80

Preview Lab

Preview with #305597

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

Preview Lab → · Contrast checker → · Palette generator →