#4149EA#4149EA

#4149EA is a mid, highly saturated blue. Relative luminance 0.118; OKLCH L 51.1% C 0.236 H 272.3°. Best body text is #FFFFFF at 6.24:1 contrast (WCAG AA passes).

Color values

HEX	#4149EA
RGB	rgb(65, 73, 234)
HSL	hsl(237, 80%, 59%)
HSV	hsv(237, 72%, 92%)
CMYK	cmyk(72.2%, 68.8%, 0%, 8.2%)
CIE-LAB	lab(40.94, 49.00, -81.61)
CIE-LCH	lch(40.94, 95.19, 300.98°)
OKLab	oklab(51.12% 0.0093 -0.2361)
OKLCH	oklch(51.12% 0.236 272.3)
XYZ	xyz(19.4088, 11.8274, 79.0860)
Luminance	0.1183 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4149EA #EAE241

analogous

#419DEA #4149EA #8D41EA

triadic

#4149EA #EA4149 #49EA41

tetradic

#4149EA #EA419D #EAE241 #41EA8D

square

#4149EA #EA419D #EAE241 #41EA8D

split-complementary

#4149EA #EA8D41 #9DEA41

monochromatic

#12189F #1821D6 #4149EA #787EF0 #AFB3F6

Accessibility & contrast

On white

6.24

#4149EA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.37

#4149EA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4149EA

6.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4149EA	#FFFFFF	#000000	##FFFFFF
##4149EA	1.00	6.24	3.37	6.24
#FFFFFF	6.24	1.00	21.00	1.00
#000000	3.37	21.00	1.00	21.00
##FFFFFF	6.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0069EF

Deuteranopia (green-blind)

#0058E7

Tritanopia (blue-blind)

#007594

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #4149ea;
/* rgb */ color: rgb(65, 73, 234);
/* oklch */ color: oklch(51.1% 0.236 272.3);

Tailwind

colors: {
  custom: {
    50: '#8d7df2',
    500: '#4149ea',
    950: '#000000',
  },
}

SCSS

$custom: #4149ea;
$custom-light: #8d7df2;
$custom-dark: #000000;

JSON

{
  "hex": "#4149ea",
  "rgb": {
    "r": 65,
    "g": 73,
    "b": 234
  },
  "hsl": {
    "h": 237.16,
    "s": 80.095,
    "l": 58.627
  },
  "oklch": {
    "l": 0.51117,
    "c": 0.23625,
    "h": 272.3
  },
  "luminance": 0.11829
}

Semantic roles & 50–950 ramp

primary

#4149EA

secondary

#E5E2A2

accent

#ED31F7

background

#F9F7FF

surface

#F2EEFE

border

#CCC9D6

text

#0E0A17

muted

#7E7C85

Preview Lab

Preview with #4149EA

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

Preview Lab → · Contrast checker → · Palette generator →