#4041E3#4041E3

#4041E3 is a mid, highly saturated blue. Relative luminance 0.104; OKLCH L 49.2% C 0.236 H 273.2°. Best body text is #FFFFFF at 6.81:1 contrast (WCAG AA passes).

Color values

HEX	#4041E3
RGB	rgb(64, 65, 227)
HSL	hsl(240, 74%, 57%)
HSV	hsv(240, 72%, 89%)
CMYK	cmyk(71.8%, 71.4%, 0%, 11%)
CIE-LAB	lab(38.58, 51.17, -81.53)
CIE-LCH	lch(38.58, 96.25, 302.11°)
OKLab	oklab(49.21% 0.0134 -0.2358)
OKLCH	oklch(49.21% 0.236 273.2)
XYZ	xyz(17.8651, 10.4148, 73.7269)
Luminance	0.1042 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 4.32

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4041E3 #E3E240

analogous

#4093E3 #4041E3 #9140E3

triadic

#4041E3 #E34041 #41E340

tetradic

#4041E3 #E34093 #E3E240 #40E391

square

#4041E3 #E34093 #E3E240 #40E391

split-complementary

#4041E3 #E39140 #93E340

monochromatic

#161693 #1D1EC8 #4041E3 #7576EB #ABABF3

Accessibility & contrast

On white

6.81

#4041E3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.08

#4041E3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4041E3

6.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4041E3	#FFFFFF	#000000	##FFFFFF
##4041E3	1.00	6.81	3.08	6.81
#FFFFFF	6.81	1.00	21.00	1.00
#000000	3.08	21.00	1.00	21.00
##FFFFFF	6.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0063E8

Deuteranopia (green-blind)

#0053E0

Tritanopia (blue-blind)

#006F8E

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #4041e3;
/* rgb */ color: rgb(64, 65, 227);
/* oklch */ color: oklch(49.2% 0.236 273.2);

Tailwind

colors: {
  custom: {
    50: '#8c77ed',
    500: '#4041e3',
    950: '#000000',
  },
}

SCSS

$custom: #4041e3;
$custom-light: #8c77ed;
$custom-dark: #000000;

JSON

{
  "hex": "#4041e3",
  "rgb": {
    "r": 64,
    "g": 65,
    "b": 227
  },
  "hsl": {
    "h": 239.632,
    "s": 74.429,
    "l": 57.059
  },
  "oklch": {
    "l": 0.49208,
    "c": 0.23622,
    "h": 273.2
  },
  "luminance": 0.10417
}

Semantic roles & 50–950 ramp

primary

#4041E3

secondary

#E1E09E

accent

#F037F1

background

#F9F7FE

surface

#F2EDFD

border

#CCC8D5

text

#0E0916

muted

#7E7B84

Preview Lab

Preview with #4041E3

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

Preview Lab → · Contrast checker → · Palette generator →