#30308C#30308C

#30308C is a dark, vivid blue. Relative luminance 0.046; OKLCH L 37.2% C 0.148 H 276.4°. Best body text is #FFFFFF at 10.90:1 contrast (WCAG AA passes).

Color values

HEX	#30308C
RGB	rgb(48, 48, 140)
HSL	hsl(240, 49%, 37%)
HSV	hsv(240, 66%, 55%)
CMYK	cmyk(65.7%, 65.7%, 0%, 45.1%)
CIE-LAB	lab(25.67, 30.05, -51.16)
CIE-LCH	lch(25.67, 59.34, 300.43°)
OKLab	oklab(37.16% 0.0165 -0.1475)
OKLCH	oklch(37.16% 0.148 276.4)
XYZ	xyz(7.0080, 4.6352, 25.3312)
Luminance	0.0464 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#30308C #8C8C30

analogous

#305E8C #30308C #5E308C

triadic

#30308C #8C3030 #308C30

tetradic

#30308C #8C305E #8C8C30 #308C5E

square

#30308C #8C305E #8C8C30 #308C5E

split-complementary

#30308C #8C5E30 #5E8C30

monochromatic

#111131 #20205E #30308C #4040BA #6A6ACC

Accessibility & contrast

On white

10.90

#30308C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#30308C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #30308C

10.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##30308C	#FFFFFF	#000000	##FFFFFF
##30308C	1.00	10.90	1.93	10.90
#FFFFFF	10.90	1.00	21.00	1.00
#000000	1.93	21.00	1.00	21.00
##FFFFFF	10.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00418F

Deuteranopia (green-blind)

#00398A

Tritanopia (blue-blind)

#004759

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #30308c;
/* rgb */ color: rgb(48, 48, 140);
/* oklch */ color: oklch(37.2% 0.148 276.4);

Tailwind

colors: {
  custom: {
    50: '#7468ae',
    500: '#30308c',
    950: '#000000',
  },
}

SCSS

$custom: #30308c;
$custom-light: #7468ae;
$custom-dark: #000000;

JSON

{
  "hex": "#30308c",
  "rgb": {
    "r": 48,
    "g": 48,
    "b": 140
  },
  "hsl": {
    "h": 240,
    "s": 48.936,
    "l": 36.863
  },
  "oklch": {
    "l": 0.37158,
    "c": 0.1484,
    "h": 276.4
  },
  "luminance": 0.04636
}

Semantic roles & 50–950 ramp

primary

#30308C

secondary

#B3B364

accent

#D84FD8

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#090610

muted

#7B7A7F

Preview Lab

Preview with #30308C

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

Preview Lab → · Contrast checker → · Palette generator →