#4151E5#4151E5

#4151E5 is a mid, highly saturated blue. Relative luminance 0.127; OKLCH L 51.9% C 0.222 H 271.3°. Best body text is #FFFFFF at 5.94:1 contrast (WCAG AA passes).

Color values

HEX	#4151E5
RGB	rgb(65, 81, 229)
HSL	hsl(234, 76%, 58%)
HSV	hsv(234, 72%, 90%)
CMYK	cmyk(71.6%, 64.6%, 0%, 10.2%)
CIE-LAB	lab(42.25, 42.60, -76.62)
CIE-LCH	lch(42.25, 87.66, 299.07°)
OKLab	oklab(51.93% 0.0052 -0.2215)
OKLCH	oklch(51.93% 0.222 271.3)
XYZ	xyz(19.2605, 12.6639, 75.5429)
Luminance	0.1267 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4151E5 #E5D541

analogous

#41A3E5 #4151E5 #8341E5

triadic

#4151E5 #E54151 #51E541

tetradic

#4151E5 #E541A3 #E5D541 #41E583

square

#4151E5 #E541A3 #E5D541 #41E583

split-complementary

#4151E5 #E58341 #A3E541

monochromatic

#152197 #1C2DCD #4151E5 #7782EC #ADB4F4

Accessibility & contrast

On white

5.94

#4151E5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.53

#4151E5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4151E5

5.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4151E5	#FFFFFF	#000000	##FFFFFF
##4151E5	1.00	5.94	3.53	5.94
#FFFFFF	5.94	1.00	21.00	1.00
#000000	3.53	21.00	1.00	21.00
##FFFFFF	5.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006CEA

Deuteranopia (green-blind)

#005CE2

Tritanopia (blue-blind)

#007894

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #4151e5;
/* rgb */ color: rgb(65, 81, 229);
/* oklch */ color: oklch(51.9% 0.222 271.3);

Tailwind

colors: {
  custom: {
    50: '#8c82ee',
    500: '#4151e5',
    950: '#000000',
  },
}

SCSS

$custom: #4151e5;
$custom-light: #8c82ee;
$custom-dark: #000000;

JSON

{
  "hex": "#4151e5",
  "rgb": {
    "r": 65,
    "g": 81,
    "b": 229
  },
  "hsl": {
    "h": 234.146,
    "s": 75.926,
    "l": 57.647
  },
  "oklch": {
    "l": 0.51934,
    "c": 0.22153,
    "h": 271.3
  },
  "luminance": 0.12666
}

Semantic roles & 50–950 ramp

primary

#4151E5

secondary

#E2DBA0

accent

#E035F3

background

#F9F8FE

surface

#F2EFFD

border

#CCCAD5

text

#0E0A17

muted

#7E7C85

Preview Lab

Preview with #4151E5

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

Preview Lab → · Contrast checker → · Palette generator →