#3E72E1#3E72E1

#3E72E1 is a mid, vivid blue. Relative luminance 0.185; OKLCH L 57.7% C 0.178 H 263.1°. Best body text is #000000 at 4.70:1 contrast (WCAG AA passes).

Color values

HEX	#3E72E1
RGB	rgb(62, 114, 225)
HSL	hsl(221, 73%, 56%)
HSV	hsv(221, 72%, 88%)
CMYK	cmyk(72.4%, 49.3%, 0%, 11.8%)
CIE-LAB	lab(50.09, 20.21, -61.62)
CIE-LCH	lch(50.09, 64.85, 288.16°)
OKLab	oklab(57.67% -0.0214 -0.177)
OKLCH	oklch(57.67% 0.178 263.1)
XYZ	xyz(21.5897, 18.4927, 73.6512)
Luminance	0.1850 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E72E1 #E1AD3E

analogous

#3EC4E1 #3E72E1 #5C3EE1

triadic

#3E72E1 #E13E72 #72E13E

tetradic

#3E72E1 #E13EC4 #E1AD3E #3EE15C

square

#3E72E1 #E13EC4 #E1AD3E #3EE15C

split-complementary

#3E72E1 #E15C3E #C4E13E

monochromatic

#163D8E #1E53C3 #3E72E1 #7399E9 #A8BFF1

Accessibility & contrast

On white

4.47

#3E72E1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.70

#3E72E1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3E72E1

4.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E72E1	#FFFFFF	#000000	##000000
##3E72E1	1.00	4.47	4.70	4.70
#FFFFFF	4.47	1.00	21.00	21.00
#000000	4.70	21.00	1.00	1.00
##000000	4.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#317FE5

Deuteranopia (green-blind)

#0070DF

Tritanopia (blue-blind)

#008C9F

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #3e72e1;
/* rgb */ color: rgb(62, 114, 225);
/* oklch */ color: oklch(57.7% 0.178 263.1);

Tailwind

colors: {
  custom: {
    50: '#8899eb',
    500: '#3e72e1',
    950: '#000000',
  },
}

SCSS

$custom: #3e72e1;
$custom-light: #8899eb;
$custom-dark: #000000;

JSON

{
  "hex": "#3e72e1",
  "rgb": {
    "r": 62,
    "g": 114,
    "b": 225
  },
  "hsl": {
    "h": 220.859,
    "s": 73.094,
    "l": 56.275
  },
  "oklch": {
    "l": 0.57666,
    "c": 0.17833,
    "h": 263.1
  },
  "luminance": 0.18495
}

Semantic roles & 50–950 ramp

primary

#3E72E1

secondary

#DFCA9C

accent

#B538F0

background

#F9F9FE

surface

#F1F2FD

border

#CBCCD5

text

#0D0D16

muted

#7E7E84

Preview Lab

Preview with #3E72E1

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

Preview Lab → · Contrast checker → · Palette generator →