#30479A#30479A

#30479A is a dark, vivid blue. Relative luminance 0.075; OKLCH L 42.8% C 0.138 H 268.4°. Best body text is #FFFFFF at 8.42:1 contrast (WCAG AA passes).

Color values

HEX	#30479A
RGB	rgb(48, 71, 154)
HSL	hsl(227, 52%, 40%)
HSV	hsv(227, 69%, 60%)
CMYK	cmyk(68.8%, 53.9%, 0%, 39.6%)
CIE-LAB	lab(32.85, 19.88, -48.08)
CIE-LCH	lch(32.85, 52.03, 292.46°)
OKLab	oklab(42.85% -0.004 -0.1382)
OKLCH	oklch(42.85% 0.138 268.4)
XYZ	xyz(9.3029, 7.4671, 31.5166)
Luminance	0.0747 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#30479A #9A8330

analogous

#307C9A #30479A #4E309A

triadic

#30479A #9A3047 #479A30

tetradic

#30479A #9A307C #9A8330 #309A4E

square

#30479A #9A307C #9A8330 #309A4E

split-complementary

#30479A #9A4E30 #7C9A30

monochromatic

#131C3D #21316B #30479A #435FC4 #7287D3

Accessibility & contrast

On white

8.42

#30479A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.49

#30479A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #30479A

8.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##30479A	#FFFFFF	#000000	##FFFFFF
##30479A	1.00	8.42	2.49	8.42
#FFFFFF	8.42	1.00	21.00	1.00
#000000	2.49	21.00	1.00	21.00
##FFFFFF	8.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0F529D

Deuteranopia (green-blind)

#004998

Tritanopia (blue-blind)

#005B69

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #30479a;
/* rgb */ color: rgb(48, 71, 154);
/* oklch */ color: oklch(42.8% 0.138 268.4);

Tailwind

colors: {
  custom: {
    50: '#7579b8',
    500: '#30479a',
    950: '#000000',
  },
}

SCSS

$custom: #30479a;
$custom-light: #7579b8;
$custom-dark: #000000;

JSON

{
  "hex": "#30479a",
  "rgb": {
    "r": 48,
    "g": 71,
    "b": 154
  },
  "hsl": {
    "h": 226.981,
    "s": 52.475,
    "l": 39.608
  },
  "oklch": {
    "l": 0.42846,
    "c": 0.13823,
    "h": 268.4
  },
  "luminance": 0.07468
}

Semantic roles & 50–950 ramp

primary

#30479A

secondary

#BBA96B

accent

#BD4CDC

background

#F7F7FB

surface

#EEEDF6

border

#C9C8D0

text

#090911

muted

#7B7B80

Preview Lab

Preview with #30479A

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

Preview Lab → · Contrast checker → · Palette generator →