#4145EA#4145EA

#4145EA is a mid, highly saturated blue. Relative luminance 0.113; OKLCH L 50.5% C 0.240 H 272.7°. Best body text is #FFFFFF at 6.43:1 contrast (WCAG AA passes).

Color values

HEX	#4145EA
RGB	rgb(65, 69, 234)
HSL	hsl(239, 80%, 59%)
HSV	hsv(239, 72%, 92%)
CMYK	cmyk(72.2%, 70.5%, 0%, 8.2%)
CIE-LAB	lab(40.11, 51.28, -82.97)
CIE-LCH	lch(40.11, 97.54, 301.72°)
OKLab	oklab(50.52% 0.0114 -0.24)
OKLCH	oklch(50.52% 0.24 272.7)
XYZ	xyz(19.1544, 11.3186, 79.0012)
Luminance	0.1132 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4145EA #EAE641

analogous

#4199EA #4145EA #9141EA

triadic

#4145EA #EA4145 #45EA41

tetradic

#4145EA #EA4199 #EAE641 #41EA91

square

#4145EA #EA4199 #EAE641 #41EA91

split-complementary

#4145EA #EA9141 #99EA41

monochromatic

#12159F #181CD6 #4145EA #787BF0 #AFB1F6

Accessibility & contrast

On white

6.43

#4145EA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.26

#4145EA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4145EA

6.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4145EA	#FFFFFF	#000000	##FFFFFF
##4145EA	1.00	6.43	3.26	6.43
#FFFFFF	6.43	1.00	21.00	1.00
#000000	3.26	21.00	1.00	21.00
##FFFFFF	6.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0067EF

Deuteranopia (green-blind)

#0056E7

Tritanopia (blue-blind)

#007393

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #4145ea;
/* rgb */ color: rgb(65, 69, 234);
/* oklch */ color: oklch(50.5% 0.240 272.7);

Tailwind

colors: {
  custom: {
    50: '#8e7af2',
    500: '#4145ea',
    950: '#000000',
  },
}

SCSS

$custom: #4145ea;
$custom-light: #8e7af2;
$custom-dark: #000000;

JSON

{
  "hex": "#4145ea",
  "rgb": {
    "r": 65,
    "g": 69,
    "b": 234
  },
  "hsl": {
    "h": 238.58,
    "s": 80.095,
    "l": 58.627
  },
  "oklch": {
    "l": 0.50522,
    "c": 0.24031,
    "h": 272.7
  },
  "luminance": 0.11321
}

Semantic roles & 50–950 ramp

primary

#4145EA

secondary

#E5E3A2

accent

#F231F7

background

#F9F7FF

surface

#F2EEFE

border

#CCC9D6

text

#0E0917

muted

#7E7B85

Preview Lab

Preview with #4145EA

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

Preview Lab → · Contrast checker → · Palette generator →