#4030AA#4030AA

#4030AA is a dark, vivid blue. Relative luminance 0.061; OKLCH L 41.2% C 0.184 H 280.5°. Best body text is #FFFFFF at 9.45:1 contrast (WCAG AA passes).

Color values

HEX	#4030AA
RGB	rgb(64, 48, 170)
HSL	hsl(248, 56%, 43%)
HSV	hsv(248, 72%, 67%)
CMYK	cmyk(62.4%, 71.8%, 0%, 33.3%)
CIE-LAB	lab(29.68, 42.46, -62.86)
CIE-LCH	lch(29.68, 75.85, 304.04°)
OKLab	oklab(41.21% 0.0337 -0.1813)
OKLCH	oklch(41.21% 0.184 280.5)
XYZ	xyz(10.4247, 6.1054, 38.6515)
Luminance	0.0611 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4030AA #9AAA30

analogous

#305DAA #4030AA #7D30AA

triadic

#4030AA #AA4030 #30AA40

tetradic

#4030AA #AA305D #9AAA30 #30AA7D

square

#4030AA #AA305D #9AAA30 #30AA7D

split-complementary

#4030AA #AA7D30 #5DAA30

monochromatic

#1C154B #2E237A #4030AA #5C4BCC #877BDA

Accessibility & contrast

On white

9.45

#4030AA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.22

#4030AA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4030AA

9.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4030AA	#FFFFFF	#000000	##FFFFFF
##4030AA	1.00	9.45	2.22	9.45
#FFFFFF	9.45	1.00	21.00	1.00
#000000	2.22	21.00	1.00	21.00
##FFFFFF	9.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004AAE

Deuteranopia (green-blind)

#0041A8

Tritanopia (blue-blind)

#00516A

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #4030aa;
/* rgb */ color: rgb(64, 48, 170);
/* oklch */ color: oklch(41.2% 0.184 280.5);

Tailwind

colors: {
  custom: {
    50: '#826ac4',
    500: '#4030aa',
    950: '#000000',
  },
}

SCSS

$custom: #4030aa;
$custom-light: #826ac4;
$custom-dark: #000000;

JSON

{
  "hex": "#4030aa",
  "rgb": {
    "r": 64,
    "g": 48,
    "b": 170
  },
  "hsl": {
    "h": 247.869,
    "s": 55.963,
    "l": 42.745
  },
  "oklch": {
    "l": 0.41211,
    "c": 0.18438,
    "h": 280.5
  },
  "luminance": 0.06106
}

Semantic roles & 50–950 ramp

primary

#4030AA

secondary

#B8C274

accent

#DF49CB

background

#F8F6FC

surface

#F0EBF8

border

#CBC6D1

text

#0C0613

muted

#7D7A82

Preview Lab

Preview with #4030AA

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

Preview Lab → · Contrast checker → · Palette generator →