#30429B#30429B

#30429B is a dark, vivid blue. Relative luminance 0.069; OKLCH L 41.9% C 0.146 H 270.2°. Best body text is #FFFFFF at 8.83:1 contrast (WCAG AA passes).

Color values

HEX	#30429B
RGB	rgb(48, 66, 155)
HSL	hsl(230, 53%, 40%)
HSV	hsv(230, 69%, 61%)
CMYK	cmyk(69%, 57.4%, 0%, 39.2%)
CIE-LAB	lab(31.56, 23.60, -50.78)
CIE-LCH	lch(31.56, 55.99, 294.93°)
OKLab	oklab(41.9% 0.0006 -0.1462)
OKLCH	oklch(41.9% 0.146 270.2)
XYZ	xyz(9.0815, 6.8905, 31.8554)
Luminance	0.0689 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#30429B #9B8930

analogous

#30779B #30429B #54309B

triadic

#30429B #9B3042 #429B30

tetradic

#30429B #9B3077 #9B8930 #309B54

square

#30429B #9B3077 #9B8930 #309B54

split-complementary

#30429B #9B5430 #779B30

monochromatic

#131A3E #222E6C #30429B #4359C5 #7282D3

Accessibility & contrast

On white

8.83

#30429B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.38

#30429B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #30429B

8.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##30429B	#FFFFFF	#000000	##FFFFFF
##30429B	1.00	8.83	2.38	8.83
#FFFFFF	8.83	1.00	21.00	1.00
#000000	2.38	21.00	1.00	21.00
##FFFFFF	8.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004F9E

Deuteranopia (green-blind)

#004699

Tritanopia (blue-blind)

#005868

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #30429b;
/* rgb */ color: rgb(48, 66, 155);
/* oklch */ color: oklch(41.9% 0.146 270.2);

Tailwind

colors: {
  custom: {
    50: '#7676b9',
    500: '#30429b',
    950: '#000000',
  },
}

SCSS

$custom: #30429b;
$custom-light: #7676b9;
$custom-dark: #000000;

JSON

{
  "hex": "#30429b",
  "rgb": {
    "r": 48,
    "g": 66,
    "b": 155
  },
  "hsl": {
    "h": 229.907,
    "s": 52.709,
    "l": 39.804
  },
  "oklch": {
    "l": 0.419,
    "c": 0.14617,
    "h": 270.2
  },
  "luminance": 0.06891
}

Semantic roles & 50–950 ramp

primary

#30429B

secondary

#BBAE6C

accent

#C44CDC

background

#F7F7FB

surface

#EEEDF6

border

#C9C8D0

text

#090811

muted

#7B7B80

Preview Lab

Preview with #30429B

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

Preview Lab → · Contrast checker → · Palette generator →