#30478D#30478D

#30478D is a dark, moderate blue. Relative luminance 0.071; OKLCH L 41.9% C 0.119 H 267.4°. Best body text is #FFFFFF at 8.71:1 contrast (WCAG AA passes).

Color values

HEX	#30478D
RGB	rgb(48, 71, 141)
HSL	hsl(225, 49%, 37%)
HSV	hsv(225, 66%, 55%)
CMYK	cmyk(66%, 49.6%, 0%, 44.7%)
CIE-LAB	lab(31.94, 15.01, -41.62)
CIE-LCH	lch(31.94, 44.24, 289.83°)
OKLab	oklab(41.87% -0.0054 -0.1192)
OKLCH	oklch(41.87% 0.119 267.4)
XYZ	xyz(8.2782, 7.0572, 26.1201)
Luminance	0.0706 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#30478D #8D7630

analogous

#30768D #30478D #48308D

triadic

#30478D #8D3047 #478D30

tetradic

#30478D #8D3076 #8D7630 #308D48

square

#30478D #8D3076 #8D7630 #308D48

split-complementary

#30478D #8D4830 #768D30

monochromatic

#111932 #20305F #30478D #405EBB #6B83CD

Accessibility & contrast

On white

8.71

#30478D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.41

#30478D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #30478D

8.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##30478D	#FFFFFF	#000000	##FFFFFF
##30478D	1.00	8.71	2.41	8.71
#FFFFFF	8.71	1.00	21.00	1.00
#000000	2.41	21.00	1.00	21.00
##FFFFFF	8.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#225090

Deuteranopia (green-blind)

#0E478C

Tritanopia (blue-blind)

#005763

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #30478d;
/* rgb */ color: rgb(48, 71, 141);
/* oklch */ color: oklch(41.9% 0.119 267.4);

Tailwind

colors: {
  custom: {
    50: '#7379af',
    500: '#30478d',
    950: '#000000',
  },
}

SCSS

$custom: #30478d;
$custom-light: #7379af;
$custom-dark: #000000;

JSON

{
  "hex": "#30478d",
  "rgb": {
    "r": 48,
    "g": 71,
    "b": 141
  },
  "hsl": {
    "h": 225.161,
    "s": 49.206,
    "l": 37.059
  },
  "oklch": {
    "l": 0.41865,
    "c": 0.11928,
    "h": 267.4
  },
  "luminance": 0.07058
}

Semantic roles & 50–950 ramp

primary

#30478D

secondary

#B4A065

accent

#B74FD9

background

#F7F7FA

surface

#EDEDF4

border

#C8C8CE

text

#090910

muted

#7B7B7F

Preview Lab

Preview with #30478D

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

Preview Lab → · Contrast checker → · Palette generator →