#4145AA#4145AA

#4145AA is a dark, vivid blue. Relative luminance 0.083; OKLCH L 44.8% C 0.159 H 276.2°. Best body text is #FFFFFF at 7.91:1 contrast (WCAG AA passes).

Color values

HEX	#4145AA
RGB	rgb(65, 69, 170)
HSL	hsl(238, 45%, 46%)
HSV	hsv(238, 62%, 67%)
CMYK	cmyk(61.8%, 59.4%, 0%, 33.3%)
CIE-LAB	lab(34.56, 29.80, -54.87)
CIE-LCH	lch(34.56, 62.44, 298.50°)
OKLab	oklab(44.78% 0.0171 -0.1577)
OKLCH	oklch(44.78% 0.159 276.2)
XYZ	xyz(11.5614, 8.2814, 39.0116)
Luminance	0.0828 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 5.83

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4145AA #AAA641

analogous

#4179AA #4145AA #7141AA

triadic

#4145AA #AA4145 #45AA41

tetradic

#4145AA #AA4179 #AAA641 #41AA71

square

#4145AA #AA4179 #AAA641 #41AA71

split-complementary

#4145AA #AA7141 #79AA41

monochromatic

#1F2151 #30337E #4145AA #6468C4 #9193D5

Accessibility & contrast

On white

7.91

#4145AA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.66

#4145AA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4145AA

7.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4145AA	#FFFFFF	#000000	##FFFFFF
##4145AA	1.00	7.91	2.66	7.91
#FFFFFF	7.91	1.00	21.00	1.00
#000000	2.66	21.00	1.00	21.00
##FFFFFF	7.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056AD

Deuteranopia (green-blind)

#004DA8

Tritanopia (blue-blind)

#005D70

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #4145aa;
/* rgb */ color: rgb(65, 69, 170);
/* oklch */ color: oklch(44.8% 0.159 276.2);

Tailwind

colors: {
  custom: {
    50: '#8178c4',
    500: '#4145aa',
    950: '#000000',
  },
}

SCSS

$custom: #4145aa;
$custom-light: #8178c4;
$custom-dark: #000000;

JSON

{
  "hex": "#4145aa",
  "rgb": {
    "r": 65,
    "g": 69,
    "b": 170
  },
  "hsl": {
    "h": 237.714,
    "s": 44.681,
    "l": 46.078
  },
  "oklch": {
    "l": 0.44783,
    "c": 0.15867,
    "h": 276.2
  },
  "luminance": 0.08282
}

Semantic roles & 50–950 ramp

primary

#4145AA

secondary

#C0BE87

accent

#CF53D4

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0B0913

muted

#7C7B82

Preview Lab

Preview with #4145AA

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

Preview Lab → · Contrast checker → · Palette generator →