#30439A#30439A

#30439A is a dark, vivid blue. Relative luminance 0.070; OKLCH L 42.0% C 0.143 H 269.9°. Best body text is #FFFFFF at 8.77:1 contrast (WCAG AA passes).

Color values

HEX	#30439A
RGB	rgb(48, 67, 154)
HSL	hsl(229, 52%, 40%)
HSV	hsv(229, 69%, 60%)
CMYK	cmyk(68.8%, 56.5%, 0%, 39.6%)
CIE-LAB	lab(31.75, 22.56, -49.86)
CIE-LCH	lch(31.75, 54.72, 294.34°)
OKLab	oklab(42.02% -0.0003 -0.1434)
OKLCH	oklch(42.02% 0.143 269.9)
XYZ	xyz(9.0568, 6.9749, 31.4346)
Luminance	0.0698 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#30439A #9A8730

analogous

#30789A #30439A #52309A

triadic

#30439A #9A3043 #439A30

tetradic

#30439A #9A3078 #9A8730 #309A52

square

#30439A #9A3078 #9A8730 #309A52

split-complementary

#30439A #9A5230 #789A30

monochromatic

#131A3D #212F6B #30439A #435AC4 #7283D3

Accessibility & contrast

On white

8.77

#30439A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.40

#30439A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #30439A

8.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##30439A	#FFFFFF	#000000	##FFFFFF
##30439A	1.00	8.77	2.40	8.77
#FFFFFF	8.77	1.00	21.00	1.00
#000000	2.40	21.00	1.00	21.00
##FFFFFF	8.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00509D

Deuteranopia (green-blind)

#004698

Tritanopia (blue-blind)

#005868

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #30439a;
/* rgb */ color: rgb(48, 67, 154);
/* oklch */ color: oklch(42.0% 0.143 269.9);

Tailwind

colors: {
  custom: {
    50: '#7676b8',
    500: '#30439a',
    950: '#000000',
  },
}

SCSS

$custom: #30439a;
$custom-light: #7676b8;
$custom-dark: #000000;

JSON

{
  "hex": "#30439a",
  "rgb": {
    "r": 48,
    "g": 67,
    "b": 154
  },
  "hsl": {
    "h": 229.245,
    "s": 52.475,
    "l": 39.608
  },
  "oklch": {
    "l": 0.4202,
    "c": 0.14345,
    "h": 269.9
  },
  "luminance": 0.06976
}

Semantic roles & 50–950 ramp

primary

#30439A

secondary

#BBAC6B

accent

#C24CDC

background

#F7F7FB

surface

#EEEDF6

border

#C9C8D0

text

#090811

muted

#7B7B80

Preview Lab

Preview with #30439A

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

Preview Lab → · Contrast checker → · Palette generator →