#4141EA#4141EA

#4141EA is a mid, highly saturated blue. Relative luminance 0.108; OKLCH L 50.0% C 0.244 H 273.1°. Best body text is #FFFFFF at 6.63:1 contrast (WCAG AA passes).

Color values

HEX	#4141EA
RGB	rgb(65, 65, 234)
HSL	hsl(240, 80%, 59%)
HSV	hsv(240, 72%, 92%)
CMYK	cmyk(72.2%, 72.2%, 0%, 8.2%)
CIE-LAB	lab(39.31, 53.50, -84.29)
CIE-LCH	lch(39.31, 99.83, 302.40°)
OKLab	oklab(49.95% 0.0134 -0.2439)
OKLCH	oklch(49.95% 0.244 273.1)
XYZ	xyz(18.9166, 10.8430, 78.9219)
Luminance	0.1085 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4141EA #EAEA41

analogous

#4195EA #4141EA #9541EA

triadic

#4141EA #EA4141 #41EA41

tetradic

#4141EA #EA4195 #EAEA41 #41EA95

square

#4141EA #EA4195 #EAEA41 #41EA95

split-complementary

#4141EA #EA9541 #95EA41

monochromatic

#12129F #1818D6 #4141EA #7878F0 #AFAFF6

Accessibility & contrast

On white

6.63

#4141EA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.17

#4141EA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4141EA

6.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4141EA	#FFFFFF	#000000	##FFFFFF
##4141EA	1.00	6.63	3.17	6.63
#FFFFFF	6.63	1.00	21.00	1.00
#000000	3.17	21.00	1.00	21.00
##FFFFFF	6.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0065EF

Deuteranopia (green-blind)

#0054E7

Tritanopia (blue-blind)

#007192

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #4141ea;
/* rgb */ color: rgb(65, 65, 234);
/* oklch */ color: oklch(50.0% 0.244 273.1);

Tailwind

colors: {
  custom: {
    50: '#8e77f2',
    500: '#4141ea',
    950: '#000000',
  },
}

SCSS

$custom: #4141ea;
$custom-light: #8e77f2;
$custom-dark: #000000;

JSON

{
  "hex": "#4141ea",
  "rgb": {
    "r": 65,
    "g": 65,
    "b": 234
  },
  "hsl": {
    "h": 240,
    "s": 80.095,
    "l": 58.627
  },
  "oklch": {
    "l": 0.49953,
    "c": 0.24423,
    "h": 273.1
  },
  "luminance": 0.10845
}

Semantic roles & 50–950 ramp

primary

#4141EA

secondary

#E5E5A2

accent

#F731F7

background

#F9F7FF

surface

#F2EDFE

border

#CCC8D6

text

#0E0917

muted

#7E7B85

Preview Lab

Preview with #4141EA

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

Preview Lab → · Contrast checker → · Palette generator →