#30439D#30439D

#30439D is a dark, vivid blue. Relative luminance 0.071; OKLCH L 42.3% C 0.148 H 269.9°. Best body text is #FFFFFF at 8.69:1 contrast (WCAG AA passes).

Color values

HEX	#30439D
RGB	rgb(48, 67, 157)
HSL	hsl(230, 53%, 40%)
HSV	hsv(230, 69%, 62%)
CMYK	cmyk(69.4%, 57.3%, 0%, 38.4%)
CIE-LAB	lab(31.98, 23.67, -51.30)
CIE-LCH	lch(31.98, 56.50, 294.77°)
OKLab	oklab(42.27% -0.0002 -0.1477)
OKLCH	oklch(42.27% 0.148 269.9)
XYZ	xyz(9.3098, 7.0761, 32.7669)
Luminance	0.0708 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#30439D #9D8A30

analogous

#307A9D #30439D #53309D

triadic

#30439D #9D3043 #439D30

tetradic

#30439D #9D307A #9D8A30 #309D53

square

#30439D #9D307A #9D8A30 #309D53

split-complementary

#30439D #9D5330 #7A9D30

monochromatic

#131B3F #222F6E #30439D #445BC6 #7384D4

Accessibility & contrast

On white

8.69

#30439D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.42

#30439D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #30439D

8.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##30439D	#FFFFFF	#000000	##FFFFFF
##30439D	1.00	8.69	2.42	8.69
#FFFFFF	8.69	1.00	21.00	1.00
#000000	2.42	21.00	1.00	21.00
##FFFFFF	8.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050A0

Deuteranopia (green-blind)

#00469B

Tritanopia (blue-blind)

#005969

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #30439d;
/* rgb */ color: rgb(48, 67, 157);
/* oklch */ color: oklch(42.3% 0.148 269.9);

Tailwind

colors: {
  custom: {
    50: '#7676bb',
    500: '#30439d',
    950: '#000000',
  },
}

SCSS

$custom: #30439d;
$custom-light: #7676bb;
$custom-dark: #000000;

JSON

{
  "hex": "#30439d",
  "rgb": {
    "r": 48,
    "g": 67,
    "b": 157
  },
  "hsl": {
    "h": 229.541,
    "s": 53.171,
    "l": 40.196
  },
  "oklch": {
    "l": 0.42265,
    "c": 0.1477,
    "h": 269.9
  },
  "luminance": 0.07077
}

Semantic roles & 50–950 ramp

primary

#30439D

secondary

#BCAE6D

accent

#C34BDD

background

#F7F7FB

surface

#EEEDF6

border

#C9C8D0

text

#0A0812

muted

#7C7B81

Preview Lab

Preview with #30439D

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

Preview Lab → · Contrast checker → · Palette generator →