#30479E#30479E

#30479E is a dark, vivid blue. Relative luminance 0.076; OKLCH L 43.2% C 0.144 H 268.5°. Best body text is #FFFFFF at 8.33:1 contrast (WCAG AA passes).

Color values

HEX	#30479E
RGB	rgb(48, 71, 158)
HSL	hsl(227, 53%, 40%)
HSV	hsv(227, 70%, 62%)
CMYK	cmyk(69.6%, 55.1%, 0%, 38%)
CIE-LAB	lab(33.14, 21.37, -50.02)
CIE-LCH	lch(33.14, 54.40, 293.14°)
OKLab	oklab(43.16% -0.0037 -0.1439)
OKLCH	oklch(43.16% 0.144 268.5)
XYZ	xyz(9.6416, 7.6025, 33.3004)
Luminance	0.0760 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#30479E #9E8730

analogous

#307E9E #30479E #50309E

triadic

#30479E #9E3047 #479E30

tetradic

#30479E #9E307E #9E8730 #309E50

square

#30479E #9E307E #9E8730 #309E50

split-complementary

#30479E #9E5030 #7E9E30

monochromatic

#131D40 #22326F #30479E #4560C6 #7488D5

Accessibility & contrast

On white

8.33

#30479E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.52

#30479E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #30479E

8.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##30479E	#FFFFFF	#000000	##FFFFFF
##30479E	1.00	8.33	2.52	8.33
#FFFFFF	8.33	1.00	21.00	1.00
#000000	2.52	21.00	1.00	21.00
##FFFFFF	8.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0353A1

Deuteranopia (green-blind)

#00499C

Tritanopia (blue-blind)

#005C6B

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #30479e;
/* rgb */ color: rgb(48, 71, 158);
/* oklch */ color: oklch(43.2% 0.144 268.5);

Tailwind

colors: {
  custom: {
    50: '#7679bb',
    500: '#30479e',
    950: '#000000',
  },
}

SCSS

$custom: #30479e;
$custom-light: #7679bb;
$custom-dark: #000000;

JSON

{
  "hex": "#30479e",
  "rgb": {
    "r": 48,
    "g": 71,
    "b": 158
  },
  "hsl": {
    "h": 227.455,
    "s": 53.398,
    "l": 40.392
  },
  "oklch": {
    "l": 0.43161,
    "c": 0.14394,
    "h": 268.5
  },
  "luminance": 0.07603
}

Semantic roles & 50–950 ramp

primary

#30479E

secondary

#BDAC6D

accent

#BE4BDD

background

#F7F7FB

surface

#EEEDF6

border

#C9C8D0

text

#0A0912

muted

#7C7B81

Preview Lab

Preview with #30479E

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

Preview Lab → · Contrast checker → · Palette generator →