#4041BA#4041BA

#4041BA is a mid, vivid blue. Relative luminance 0.084; OKLCH L 45.4% C 0.185 H 275.7°. Best body text is #FFFFFF at 7.83:1 contrast (WCAG AA passes).

Color values

HEX	#4041BA
RGB	rgb(64, 65, 186)
HSL	hsl(240, 49%, 49%)
HSV	hsv(240, 66%, 73%)
CMYK	cmyk(65.6%, 65.1%, 0%, 27.1%)
CIE-LAB	lab(34.83, 37.62, -63.93)
CIE-LCH	lch(34.83, 74.17, 300.47°)
OKLab	oklab(45.37% 0.0185 -0.1844)
OKLCH	oklch(45.37% 0.185 275.7)
XYZ	xyz(12.8647, 8.4146, 47.3911)
Luminance	0.0842 (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

#4041BA #BAB940

analogous

#407EBA #4041BA #7C40BA

triadic

#4041BA #BA4041 #41BA40

tetradic

#4041BA #BA407E #BAB940 #40BA7C

square

#4041BA #BA407E #BAB940 #40BA7C

split-complementary

#4041BA #BA7C40 #7EBA40

monochromatic

#21215F #30318C #4041BA #6B6CCC #9999DC

Accessibility & contrast

On white

7.83

#4041BA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.68

#4041BA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4041BA

7.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4041BA	#FFFFFF	#000000	##FFFFFF
##4041BA	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)

#0057BE

Deuteranopia (green-blind)

#004CB8

Tritanopia (blue-blind)

#006077

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #4041ba;
/* rgb */ color: rgb(64, 65, 186);
/* oklch */ color: oklch(45.4% 0.185 275.7);

Tailwind

colors: {
  custom: {
    50: '#8376d0',
    500: '#4041ba',
    950: '#000000',
  },
}

SCSS

$custom: #4041ba;
$custom-light: #8376d0;
$custom-dark: #000000;

JSON

{
  "hex": "#4041ba",
  "rgb": {
    "r": 64,
    "g": 65,
    "b": 186
  },
  "hsl": {
    "h": 239.508,
    "s": 48.8,
    "l": 49.02
  },
  "oklch": {
    "l": 0.45369,
    "c": 0.18532,
    "h": 275.7
  },
  "luminance": 0.08416
}

Semantic roles & 50–950 ramp

primary

#4041BA

secondary

#C8C78E

accent

#D74FD8

background

#F8F7FC

surface

#F0EDF9

border

#CBC8D2

text

#0C0814

muted

#7D7B82

Preview Lab

Preview with #4041BA

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

Preview Lab → · Contrast checker → · Palette generator →