#30409F#30409F

#30409F is a dark, vivid blue. Relative luminance 0.068; OKLCH L 41.8% C 0.154 H 270.9°. Best body text is #FFFFFF at 8.90:1 contrast (WCAG AA passes).

Color values

HEX	#30409F
RGB	rgb(48, 64, 159)
HSL	hsl(231, 54%, 41%)
HSV	hsv(231, 70%, 62%)
CMYK	cmyk(69.8%, 59.7%, 0%, 37.6%)
CIE-LAB	lab(31.34, 26.41, -53.55)
CIE-LCH	lch(31.34, 59.71, 296.25°)
OKLab	oklab(41.84% 0.0024 -0.1543)
OKLCH	oklch(41.84% 0.154 270.9)
XYZ	xyz(9.3082, 6.7975, 33.6157)
Luminance	0.0680 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#30409F #9F8F30

analogous

#30779F #30409F #57309F

triadic

#30409F #9F3040 #409F30

tetradic

#30409F #9F3077 #9F8F30 #309F57

square

#30409F #9F3077 #9F8F30 #309F57

split-complementary

#30409F #9F5730 #779F30

monochromatic

#141A41 #222D70 #30409F #4558C7 #7482D5

Accessibility & contrast

On white

8.90

#30409F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.36

#30409F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #30409F

8.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##30409F	#FFFFFF	#000000	##FFFFFF
##30409F	1.00	8.90	2.36	8.90
#FFFFFF	8.90	1.00	21.00	1.00
#000000	2.36	21.00	1.00	21.00
##FFFFFF	8.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FA2

Deuteranopia (green-blind)

#00459D

Tritanopia (blue-blind)

#005869

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #30409f;
/* rgb */ color: rgb(48, 64, 159);
/* oklch */ color: oklch(41.8% 0.154 270.9);

Tailwind

colors: {
  custom: {
    50: '#7774bc',
    500: '#30409f',
    950: '#000000',
  },
}

SCSS

$custom: #30409f;
$custom-light: #7774bc;
$custom-dark: #000000;

JSON

{
  "hex": "#30409f",
  "rgb": {
    "r": 48,
    "g": 64,
    "b": 159
  },
  "hsl": {
    "h": 231.351,
    "s": 53.623,
    "l": 40.588
  },
  "oklch": {
    "l": 0.41838,
    "c": 0.15437,
    "h": 270.9
  },
  "luminance": 0.06798
}

Semantic roles & 50–950 ramp

primary

#30409F

secondary

#BDB26E

accent

#C84BDD

background

#F7F7FB

surface

#EEEDF6

border

#C9C8D0

text

#0A0812

muted

#7C7B81

Preview Lab

Preview with #30409F

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

Preview Lab → · Contrast checker → · Palette generator →