#30368F#30368F

#30368F is a dark, vivid blue. Relative luminance 0.052; OKLCH L 38.5% C 0.145 H 274.4°. Best body text is #FFFFFF at 10.24:1 contrast (WCAG AA passes).

Color values

HEX	#30368F
RGB	rgb(48, 54, 143)
HSL	hsl(236, 50%, 37%)
HSV	hsv(236, 66%, 56%)
CMYK	cmyk(66.4%, 62.2%, 0%, 43.9%)
CIE-LAB	lab(27.43, 27.19, -50.14)
CIE-LCH	lch(27.43, 57.04, 298.47°)
OKLab	oklab(38.53% 0.0111 -0.1444)
OKLCH	oklch(38.53% 0.145 274.4)
XYZ	xyz(7.4944, 5.2492, 26.5995)
Luminance	0.0525 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#30368F #8F8930

analogous

#30658F #30368F #5A308F

triadic

#30368F #8F3036 #368F30

tetradic

#30368F #8F3065 #8F8930 #308F5A

square

#30368F #8F3065 #8F8930 #308F5A

split-complementary

#30368F #8F5A30 #658F30

monochromatic

#111333 #212561 #30368F #3F47BD #6C72CE

Accessibility & contrast

On white

10.24

#30368F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.05

#30368F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #30368F

10.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##30368F	#FFFFFF	#000000	##FFFFFF
##30368F	1.00	10.24	2.05	10.24
#FFFFFF	10.24	1.00	21.00	1.00
#000000	2.05	21.00	1.00	21.00
##FFFFFF	10.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004592

Deuteranopia (green-blind)

#003D8D

Tritanopia (blue-blind)

#004C5D

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #30368f;
/* rgb */ color: rgb(48, 54, 143);
/* oklch */ color: oklch(38.5% 0.145 274.4);

Tailwind

colors: {
  custom: {
    50: '#746db1',
    500: '#30368f',
    950: '#000000',
  },
}

SCSS

$custom: #30368f;
$custom-light: #746db1;
$custom-dark: #000000;

JSON

{
  "hex": "#30368f",
  "rgb": {
    "r": 48,
    "g": 54,
    "b": 143
  },
  "hsl": {
    "h": 236.211,
    "s": 49.738,
    "l": 37.451
  },
  "oklch": {
    "l": 0.38533,
    "c": 0.14487,
    "h": 274.4
  },
  "luminance": 0.0525
}

Semantic roles & 50–950 ramp

primary

#30368F

secondary

#B5B066

accent

#D14FD9

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#090711

muted

#7B7A80

Preview Lab

Preview with #30368F

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

Preview Lab → · Contrast checker → · Palette generator →