#30358D#30358D

#30358D is a dark, vivid blue. Relative luminance 0.051; OKLCH L 38.2% C 0.143 H 274.8°. Best body text is #FFFFFF at 10.40:1 contrast (WCAG AA passes).

Color values

HEX	#30358D
RGB	rgb(48, 53, 141)
HSL	hsl(237, 49%, 37%)
HSV	hsv(237, 66%, 55%)
CMYK	cmyk(66%, 62.4%, 0%, 44.7%)
CIE-LAB	lab(27.01, 27.13, -49.60)
CIE-LCH	lch(27.01, 56.53, 298.68°)
OKLab	oklab(38.17% 0.0121 -0.1428)
OKLCH	oklch(38.17% 0.143 274.8)
XYZ	xyz(7.2982, 5.0971, 25.7934)
Luminance	0.0510 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#30358D #8D8830

analogous

#30648D #30358D #5A308D

triadic

#30358D #8D3035 #358D30

tetradic

#30358D #8D3064 #8D8830 #308D5A

square

#30358D #8D3064 #8D8830 #308D5A

split-complementary

#30358D #8D5A30 #648D30

monochromatic

#111332 #20245F #30358D #4046BB #6B70CD

Accessibility & contrast

On white

10.40

#30358D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.02

#30358D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #30358D

10.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##30358D	#FFFFFF	#000000	##FFFFFF
##30358D	1.00	10.40	2.02	10.40
#FFFFFF	10.40	1.00	21.00	1.00
#000000	2.02	21.00	1.00	21.00
##FFFFFF	10.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004490

Deuteranopia (green-blind)

#003C8B

Tritanopia (blue-blind)

#004B5B

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #30358d;
/* rgb */ color: rgb(48, 53, 141);
/* oklch */ color: oklch(38.2% 0.143 274.8);

Tailwind

colors: {
  custom: {
    50: '#746caf',
    500: '#30358d',
    950: '#000000',
  },
}

SCSS

$custom: #30358d;
$custom-light: #746caf;
$custom-dark: #000000;

JSON

{
  "hex": "#30358d",
  "rgb": {
    "r": 48,
    "g": 53,
    "b": 141
  },
  "hsl": {
    "h": 236.774,
    "s": 49.206,
    "l": 37.059
  },
  "oklch": {
    "l": 0.38168,
    "c": 0.14335,
    "h": 274.8
  },
  "luminance": 0.05098
}

Semantic roles & 50–950 ramp

primary

#30358D

secondary

#B4B065

accent

#D14FD9

background

#F7F6FA

surface

#EDEBF5

border

#C8C6CF

text

#090710

muted

#7B7A7F

Preview Lab

Preview with #30358D

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

Preview Lab → · Contrast checker → · Palette generator →