#30307C#30307C

#30307C is a dark, vivid blue. Relative luminance 0.042; OKLCH L 35.7% C 0.126 H 277.9°. Best body text is #FFFFFF at 11.42:1 contrast (WCAG AA passes).

Color values

HEX	#30307C
RGB	rgb(48, 48, 124)
HSL	hsl(240, 44%, 34%)
HSV	hsv(240, 61%, 49%)
CMYK	cmyk(61.3%, 61.3%, 0%, 51.4%)
CIE-LAB	lab(24.31, 24.36, -43.35)
CIE-LCH	lch(24.31, 49.72, 299.33°)
OKLab	oklab(35.74% 0.0174 -0.1245)
OKLCH	oklch(35.74% 0.126 277.9)
XYZ	xyz(5.9128, 4.1971, 19.5634)
Luminance	0.0420 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#30307C #7C7C30

analogous

#30567C #30307C #56307C

triadic

#30307C #7C3030 #307C30

tetradic

#30307C #7C3056 #7C7C30 #307C56

square

#30307C #7C3056 #7C7C30 #307C56

split-complementary

#30307C #7C5630 #567C30

monochromatic

#0E0E24 #1F1F50 #30307C #4141A8 #6464C3

Accessibility & contrast

On white

11.42

#30307C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#30307C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #30307C

11.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##30307C	#FFFFFF	#000000	##FFFFFF
##30307C	1.00	11.42	1.84	11.42
#FFFFFF	11.42	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D7F

Deuteranopia (green-blind)

#00377A

Tritanopia (blue-blind)

#004251

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #30307c;
/* rgb */ color: rgb(48, 48, 124);
/* oklch */ color: oklch(35.7% 0.126 277.9);

Tailwind

colors: {
  custom: {
    50: '#7168a3',
    500: '#30307c',
    950: '#000000',
  },
}

SCSS

$custom: #30307c;
$custom-light: #7168a3;
$custom-dark: #000000;

JSON

{
  "hex": "#30307c",
  "rgb": {
    "r": 48,
    "g": 48,
    "b": 124
  },
  "hsl": {
    "h": 240,
    "s": 44.186,
    "l": 33.725
  },
  "oklch": {
    "l": 0.35738,
    "c": 0.12574,
    "h": 277.9
  },
  "luminance": 0.04198
}

Semantic roles & 50–950 ramp

primary

#30307C

secondary

#AAAA5E

accent

#D454D4

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#08060F

muted

#7B7A7F

Preview Lab

Preview with #30307C

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

Preview Lab → · Contrast checker → · Palette generator →