#30398F#30398F

#30398F is a dark, vivid blue. Relative luminance 0.055; OKLCH L 39.1% C 0.141 H 273.4°. Best body text is #FFFFFF at 9.96:1 contrast (WCAG AA passes).

Color values

HEX	#30398F
RGB	rgb(48, 57, 143)
HSL	hsl(234, 50%, 37%)
HSV	hsv(234, 66%, 56%)
CMYK	cmyk(66.4%, 60.1%, 0%, 43.9%)
CIE-LAB	lab(28.21, 25.20, -48.87)
CIE-LCH	lch(28.21, 54.98, 297.27°)
OKLab	oklab(39.11% 0.0084 -0.1407)
OKLCH	oklch(39.11% 0.141 273.4)
XYZ	xyz(7.6383, 5.5371, 26.6475)
Luminance	0.0554 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#30398F #8F8630

analogous

#30688F #30398F #57308F

triadic

#30398F #8F3039 #398F30

tetradic

#30398F #8F3068 #8F8630 #308F57

square

#30398F #8F3068 #8F8630 #308F57

split-complementary

#30398F #8F5730 #688F30

monochromatic

#111433 #212761 #30398F #3F4BBD #6C75CE

Accessibility & contrast

On white

9.96

#30398F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.11

#30398F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #30398F

9.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##30398F	#FFFFFF	#000000	##FFFFFF
##30398F	1.00	9.96	2.11	9.96
#FFFFFF	9.96	1.00	21.00	1.00
#000000	2.11	21.00	1.00	21.00
##FFFFFF	9.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004792

Deuteranopia (green-blind)

#003E8D

Tritanopia (blue-blind)

#004E5E

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #30398f;
/* rgb */ color: rgb(48, 57, 143);
/* oklch */ color: oklch(39.1% 0.141 273.4);

Tailwind

colors: {
  custom: {
    50: '#746fb0',
    500: '#30398f',
    950: '#000000',
  },
}

SCSS

$custom: #30398f;
$custom-light: #746fb0;
$custom-dark: #000000;

JSON

{
  "hex": "#30398f",
  "rgb": {
    "r": 48,
    "g": 57,
    "b": 143
  },
  "hsl": {
    "h": 234.316,
    "s": 49.738,
    "l": 37.451
  },
  "oklch": {
    "l": 0.3911,
    "c": 0.14093,
    "h": 273.4
  },
  "luminance": 0.05538
}

Semantic roles & 50–950 ramp

primary

#30398F

secondary

#B5AD66

accent

#CC4FD9

background

#F7F6FA

surface

#EDECF5

border

#C8C7CF

text

#090711

muted

#7B7A80

Preview Lab

Preview with #30398F

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

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