#30318D#30318D

#30318D is a dark, vivid blue. Relative luminance 0.047; OKLCH L 37.4% C 0.149 H 276.0°. Best body text is #FFFFFF at 10.77:1 contrast (WCAG AA passes).

Color values

HEX	#30318D
RGB	rgb(48, 49, 141)
HSL	hsl(239, 49%, 37%)
HSV	hsv(239, 66%, 55%)
CMYK	cmyk(66%, 65.2%, 0%, 44.7%)
CIE-LAB	lab(26.00, 29.76, -51.24)
CIE-LCH	lch(26.00, 59.25, 300.15°)
OKLab	oklab(37.43% 0.0156 -0.1477)
OKLCH	oklch(37.43% 0.149 276)
XYZ	xyz(7.1234, 4.7475, 25.7351)
Luminance	0.0475 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#30318D #8D8C30

analogous

#30608D #30318D #5E308D

triadic

#30318D #8D3031 #318D30

tetradic

#30318D #8D3060 #8D8C30 #308D5E

square

#30318D #8D3060 #8D8C30 #308D5E

split-complementary

#30318D #8D5E30 #608D30

monochromatic

#111132 #20215F #30318D #4041BB #6B6CCD

Accessibility & contrast

On white

10.77

#30318D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.95

#30318D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #30318D

10.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##30318D	#FFFFFF	#000000	##FFFFFF
##30318D	1.00	10.77	1.95	10.77
#FFFFFF	10.77	1.00	21.00	1.00
#000000	1.95	21.00	1.00	21.00
##FFFFFF	10.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004290

Deuteranopia (green-blind)

#00398B

Tritanopia (blue-blind)

#00485A

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #30318d;
/* rgb */ color: rgb(48, 49, 141);
/* oklch */ color: oklch(37.4% 0.149 276.0);

Tailwind

colors: {
  custom: {
    50: '#7469af',
    500: '#30318d',
    950: '#000000',
  },
}

SCSS

$custom: #30318d;
$custom-light: #7469af;
$custom-dark: #000000;

JSON

{
  "hex": "#30318d",
  "rgb": {
    "r": 48,
    "g": 49,
    "b": 141
  },
  "hsl": {
    "h": 239.355,
    "s": 49.206,
    "l": 37.059
  },
  "oklch": {
    "l": 0.37429,
    "c": 0.14851,
    "h": 276
  },
  "luminance": 0.04748
}

Semantic roles & 50–950 ramp

primary

#30318D

secondary

#B4B365

accent

#D74FD9

background

#F7F6FA

surface

#EDEBF5

border

#C8C6CF

text

#090610

muted

#7B7A7F

Preview Lab

Preview with #30318D

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

Preview Lab → · Contrast checker → · Palette generator →