#30488F#30488F

#30488F is a dark, vivid blue. Relative luminance 0.072; OKLCH L 42.2% C 0.121 H 267.1°. Best body text is #FFFFFF at 8.57:1 contrast (WCAG AA passes).

Color values

HEX	#30488F
RGB	rgb(48, 72, 143)
HSL	hsl(225, 50%, 37%)
HSV	hsv(225, 66%, 56%)
CMYK	cmyk(66.4%, 49.7%, 0%, 43.9%)
CIE-LAB	lab(32.36, 15.08, -42.17)
CIE-LCH	lch(32.36, 44.78, 289.68°)
OKLab	oklab(42.23% -0.0061 -0.1207)
OKLCH	oklch(42.23% 0.121 267.1)
XYZ	xyz(8.4925, 7.2455, 26.9322)
Luminance	0.0725 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#30488F #8F7730

analogous

#30788F #30488F #47308F

triadic

#30488F #8F3048 #488F30

tetradic

#30488F #8F3078 #8F7730 #308F47

square

#30488F #8F3078 #8F7730 #308F47

split-complementary

#30488F #8F4730 #788F30

monochromatic

#111A33 #213161 #30488F #3F5FBD #6C85CE

Accessibility & contrast

On white

8.57

#30488F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.45

#30488F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #30488F

8.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##30488F	#FFFFFF	#000000	##FFFFFF
##30488F	1.00	8.57	2.45	8.57
#FFFFFF	8.57	1.00	21.00	1.00
#000000	2.45	21.00	1.00	21.00
##FFFFFF	8.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#235192

Deuteranopia (green-blind)

#0D488E

Tritanopia (blue-blind)

#005864

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #30488f;
/* rgb */ color: rgb(48, 72, 143);
/* oklch */ color: oklch(42.2% 0.121 267.1);

Tailwind

colors: {
  custom: {
    50: '#737ab0',
    500: '#30488f',
    950: '#000000',
  },
}

SCSS

$custom: #30488f;
$custom-light: #737ab0;
$custom-dark: #000000;

JSON

{
  "hex": "#30488f",
  "rgb": {
    "r": 48,
    "g": 72,
    "b": 143
  },
  "hsl": {
    "h": 224.842,
    "s": 49.738,
    "l": 37.451
  },
  "oklch": {
    "l": 0.4223,
    "c": 0.12091,
    "h": 267.1
  },
  "luminance": 0.07246
}

Semantic roles & 50–950 ramp

primary

#30488F

secondary

#B5A166

accent

#B64FD9

background

#F7F7FA

surface

#EDEDF5

border

#C8C8CF

text

#090910

muted

#7B7B7F

Preview Lab

Preview with #30488F

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

Preview Lab → · Contrast checker → · Palette generator →