#3E7FE3#3E7FE3

#3E7FE3 is a mid, vivid blue. Relative luminance 0.217; OKLCH L 60.5% C 0.166 H 258.9°. Best body text is #000000 at 5.35:1 contrast (WCAG AA passes).

Color values

HEX	#3E7FE3
RGB	rgb(62, 127, 227)
HSL	hsl(216, 75%, 57%)
HSV	hsv(216, 73%, 89%)
CMYK	cmyk(72.7%, 44.1%, 0%, 11%)
CIE-LAB	lab(53.76, 12.86, -56.85)
CIE-LCH	lch(53.76, 58.28, 282.75°)
OKLab	oklab(60.52% -0.032 -0.1628)
OKLCH	oklch(60.52% 0.166 258.9)
XYZ	xyz(23.4361, 21.7463, 75.6205)
Luminance	0.2175 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E7FE3 #E3A23E

analogous

#3ED1E3 #3E7FE3 #503EE3

triadic

#3E7FE3 #E33E7F #7FE33E

tetradic

#3E7FE3 #E33ED1 #E3A23E #3EE350

square

#3E7FE3 #E33ED1 #E3A23E #3EE350

split-complementary

#3E7FE3 #E3503E #D1E33E

monochromatic

#154691 #1D60C7 #3E7FE3 #73A2EB #A9C6F3

Accessibility & contrast

On white

3.93

#3E7FE3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.35

#3E7FE3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3E7FE3

5.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E7FE3	#FFFFFF	#000000	##000000
##3E7FE3	1.00	3.93	5.35	5.35
#FFFFFF	3.93	1.00	21.00	21.00
#000000	5.35	21.00	1.00	1.00
##000000	5.35	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D89E7

Deuteranopia (green-blind)

#2C79E1

Tritanopia (blue-blind)

#0096A6

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #3e7fe3;
/* rgb */ color: rgb(62, 127, 227);
/* oklch */ color: oklch(60.5% 0.166 258.9);

Tailwind

colors: {
  custom: {
    50: '#87a3ec',
    500: '#3e7fe3',
    950: '#000000',
  },
}

SCSS

$custom: #3e7fe3;
$custom-light: #87a3ec;
$custom-dark: #000000;

JSON

{
  "hex": "#3e7fe3",
  "rgb": {
    "r": 62,
    "g": 127,
    "b": 227
  },
  "hsl": {
    "h": 216.364,
    "s": 74.661,
    "l": 56.667
  },
  "oklch": {
    "l": 0.60522,
    "c": 0.16589,
    "h": 258.9
  },
  "luminance": 0.21749
}

Semantic roles & 50–950 ramp

primary

#3E7FE3

secondary

#E0C69D

accent

#A837F1

background

#F9FAFE

surface

#F1F3FD

border

#CBCDD5

text

#0D0F16

muted

#7E7F84

Preview Lab

Preview with #3E7FE3

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

Preview Lab → · Contrast checker → · Palette generator →