#30308E#30308E

#30308E is a dark, vivid blue. Relative luminance 0.047; OKLCH L 37.3% C 0.151 H 276.2°. Best body text is #FFFFFF at 10.83:1 contrast (WCAG AA passes).

Color values

HEX	#30308E
RGB	rgb(48, 48, 142)
HSL	hsl(240, 49%, 37%)
HSV	hsv(240, 66%, 56%)
CMYK	cmyk(66.2%, 66.2%, 0%, 44.3%)
CIE-LAB	lab(25.85, 30.76, -52.11)
CIE-LCH	lch(25.85, 60.52, 300.55°)
OKLab	oklab(37.34% 0.0163 -0.1503)
OKLCH	oklch(37.34% 0.151 276.2)
XYZ	xyz(7.1568, 4.6947, 26.1150)
Luminance	0.0469 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#30308E #8E8E30

analogous

#305F8E #30308E #5F308E

triadic

#30308E #8E3030 #308E30

tetradic

#30308E #8E305F #8E8E30 #308E5F

square

#30308E #8E305F #8E8E30 #308E5F

split-complementary

#30308E #8E5F30 #5F8E30

monochromatic

#111133 #212160 #30308E #3F3FBC #6B6BCD

Accessibility & contrast

On white

10.83

#30308E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#30308E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #30308E

10.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##30308E	#FFFFFF	#000000	##FFFFFF
##30308E	1.00	10.83	1.94	10.83
#FFFFFF	10.83	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004191

Deuteranopia (green-blind)

#00398C

Tritanopia (blue-blind)

#00485A

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #30308e;
/* rgb */ color: rgb(48, 48, 142);
/* oklch */ color: oklch(37.3% 0.151 276.2);

Tailwind

colors: {
  custom: {
    50: '#7468b0',
    500: '#30308e',
    950: '#000000',
  },
}

SCSS

$custom: #30308e;
$custom-light: #7468b0;
$custom-dark: #000000;

JSON

{
  "hex": "#30308e",
  "rgb": {
    "r": 48,
    "g": 48,
    "b": 142
  },
  "hsl": {
    "h": 240,
    "s": 49.474,
    "l": 37.255
  },
  "oklch": {
    "l": 0.37342,
    "c": 0.15116,
    "h": 276.2
  },
  "luminance": 0.04695
}

Semantic roles & 50–950 ramp

primary

#30308E

secondary

#B4B465

accent

#D94FD9

background

#F7F6FA

surface

#EDEBF5

border

#C8C6CF

text

#090611

muted

#7B7A80

Preview Lab

Preview with #30308E

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

Preview Lab → · Contrast checker → · Palette generator →