#4045AE#4045AE

#4045AE is a mid, vivid blue. Relative luminance 0.084; OKLCH L 45.0% C 0.164 H 275.5°. Best body text is #FFFFFF at 7.83:1 contrast (WCAG AA passes).

Color values

HEX	#4045AE
RGB	rgb(64, 69, 174)
HSL	hsl(237, 46%, 47%)
HSV	hsv(237, 63%, 68%)
CMYK	cmyk(63.2%, 60.3%, 0%, 31.8%)
CIE-LAB	lab(34.80, 31.01, -56.87)
CIE-LCH	lch(34.80, 64.77, 298.60°)
OKLab	oklab(45.04% 0.0158 -0.1636)
OKLCH	oklch(45.04% 0.164 275.5)
XYZ	xyz(11.8800, 8.4013, 41.0318)
Luminance	0.0840 (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

#4045AE #AEA940

analogous

#407CAE #4045AE #7240AE

triadic

#4045AE #AE4045 #45AE40

tetradic

#4045AE #AE407C #AEA940 #40AE72

square

#4045AE #AE407C #AEA940 #40AE72

split-complementary

#4045AE #AE7240 #7CAE40

monochromatic

#1F2255 #303381 #4045AE #6569C6 #9295D7

Accessibility & contrast

On white

7.83

#4045AE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.68

#4045AE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4045AE

7.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4045AE	#FFFFFF	#000000	##FFFFFF
##4045AE	1.00	7.83	2.68	7.83
#FFFFFF	7.83	1.00	21.00	1.00
#000000	2.68	21.00	1.00	21.00
##FFFFFF	7.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057B1

Deuteranopia (green-blind)

#004DAC

Tritanopia (blue-blind)

#005F73

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #4045ae;
/* rgb */ color: rgb(64, 69, 174);
/* oklch */ color: oklch(45.0% 0.164 275.5);

Tailwind

colors: {
  custom: {
    50: '#8178c7',
    500: '#4045ae',
    950: '#000000',
  },
}

SCSS

$custom: #4045ae;
$custom-light: #8178c7;
$custom-dark: #000000;

JSON

{
  "hex": "#4045ae",
  "rgb": {
    "r": 64,
    "g": 69,
    "b": 174
  },
  "hsl": {
    "h": 237.273,
    "s": 46.218,
    "l": 46.667
  },
  "oklch": {
    "l": 0.45043,
    "c": 0.16439,
    "h": 275.5
  },
  "luminance": 0.08402
}

Semantic roles & 50–950 ramp

primary

#4045AE

secondary

#C2BF88

accent

#D052D6

background

#F8F7FC

surface

#F0EDF8

border

#CBC8D1

text

#0B0913

muted

#7C7B82

Preview Lab

Preview with #4045AE

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

Preview Lab → · Contrast checker → · Palette generator →