#4151E2#4151E2

#4151E2 is a mid, highly saturated blue. Relative luminance 0.125; OKLCH L 51.7% C 0.218 H 271.4°. Best body text is #FFFFFF at 6.00:1 contrast (WCAG AA passes).

Color values

HEX	#4151E2
RGB	rgb(65, 81, 226)
HSL	hsl(234, 74%, 57%)
HSV	hsv(234, 71%, 89%)
CMYK	cmyk(71.2%, 64.2%, 0%, 11.4%)
CIE-LAB	lab(42.00, 41.57, -75.34)
CIE-LCH	lch(42.00, 86.04, 298.89°)
OKLab	oklab(51.67% 0.0054 -0.2177)
OKLCH	oklch(51.67% 0.218 271.4)
XYZ	xyz(18.8452, 12.4978, 73.3559)
Luminance	0.1250 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4151E2 #E2D241

analogous

#41A2E2 #4151E2 #8141E2

triadic

#4151E2 #E24151 #51E241

tetradic

#4151E2 #E241A2 #E2D241 #41E281

square

#4151E2 #E241A2 #E2D241 #41E281

split-complementary

#4151E2 #E28141 #A2E241

monochromatic

#162392 #1E2FC7 #4151E2 #7682EA #ABB2F2

Accessibility & contrast

On white

6.00

#4151E2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.50

#4151E2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4151E2

6.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4151E2	#FFFFFF	#000000	##FFFFFF
##4151E2	1.00	6.00	3.50	6.00
#FFFFFF	6.00	1.00	21.00	1.00
#000000	3.50	21.00	1.00	21.00
##FFFFFF	6.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006BE7

Deuteranopia (green-blind)

#005CDF

Tritanopia (blue-blind)

#007792

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #4151e2;
/* rgb */ color: rgb(65, 81, 226);
/* oklch */ color: oklch(51.7% 0.218 271.4);

Tailwind

colors: {
  custom: {
    50: '#8b82ec',
    500: '#4151e2',
    950: '#000000',
  },
}

SCSS

$custom: #4151e2;
$custom-light: #8b82ec;
$custom-dark: #000000;

JSON

{
  "hex": "#4151e2",
  "rgb": {
    "r": 65,
    "g": 81,
    "b": 226
  },
  "hsl": {
    "h": 234.037,
    "s": 73.516,
    "l": 57.059
  },
  "oklch": {
    "l": 0.51668,
    "c": 0.21778,
    "h": 271.4
  },
  "luminance": 0.125
}

Semantic roles & 50–950 ramp

primary

#4151E2

secondary

#E0DA9F

accent

#DE38F0

background

#F9F7FE

surface

#F2EEFD

border

#CCC9D5

text

#0E0A16

muted

#7E7C84

Preview Lab

Preview with #4151E2

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

Preview Lab → · Contrast checker → · Palette generator →