#30337C#30337C

#30337C is a dark, vivid blue. Relative luminance 0.045; OKLCH L 36.3% C 0.122 H 276.7°. Best body text is #FFFFFF at 11.11:1 contrast (WCAG AA passes).

Color values

HEX	#30337C
RGB	rgb(48, 51, 124)
HSL	hsl(238, 44%, 34%)
HSV	hsv(238, 61%, 49%)
CMYK	cmyk(61.3%, 58.9%, 0%, 51.4%)
CIE-LAB	lab(25.11, 22.33, -42.06)
CIE-LCH	lch(25.11, 47.62, 297.96°)
OKLab	oklab(36.33% 0.0142 -0.1207)
OKLCH	oklch(36.33% 0.122 276.7)
XYZ	xyz(6.0397, 4.4508, 19.6057)
Luminance	0.0445 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#30337C #7C7930

analogous

#30597C #30337C #53307C

triadic

#30337C #7C3033 #337C30

tetradic

#30337C #7C3059 #7C7930 #307C53

square

#30337C #7C3059 #7C7930 #307C53

split-complementary

#30337C #7C5330 #597C30

monochromatic

#0E0F24 #1F2150 #30337C #4145A8 #6467C3

Accessibility & contrast

On white

11.11

#30337C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#30337C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #30337C

11.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##30337C	#FFFFFF	#000000	##FFFFFF
##30337C	1.00	11.11	1.89	11.11
#FFFFFF	11.11	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F7E

Deuteranopia (green-blind)

#00387B

Tritanopia (blue-blind)

#004452

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #30337c;
/* rgb */ color: rgb(48, 51, 124);
/* oklch */ color: oklch(36.3% 0.122 276.7);

Tailwind

colors: {
  custom: {
    50: '#706aa2',
    500: '#30337c',
    950: '#000000',
  },
}

SCSS

$custom: #30337c;
$custom-light: #706aa2;
$custom-dark: #000000;

JSON

{
  "hex": "#30337c",
  "rgb": {
    "r": 48,
    "g": 51,
    "b": 124
  },
  "hsl": {
    "h": 237.632,
    "s": 44.186,
    "l": 33.725
  },
  "oklch": {
    "l": 0.36328,
    "c": 0.12154,
    "h": 276.7
  },
  "luminance": 0.04451
}

Semantic roles & 50–950 ramp

primary

#30337C

secondary

#AAA75E

accent

#CF54D4

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#08060F

muted

#7B7A7F

Preview Lab

Preview with #30337C

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

Preview Lab → · Contrast checker → · Palette generator →