#3E72CB#3E72CB

#3E72CB is a mid, vivid blue. Relative luminance 0.174; OKLCH L 56.2% C 0.149 H 260.4°. Best body text is #FFFFFF at 4.69:1 contrast (WCAG AA passes).

Color values

HEX	#3E72CB
RGB	rgb(62, 114, 203)
HSL	hsl(218, 58%, 52%)
HSV	hsv(218, 69%, 80%)
CMYK	cmyk(69.5%, 43.8%, 0%, 20.4%)
CIE-LAB	lab(48.72, 12.25, -51.33)
CIE-LCH	lch(48.72, 52.77, 283.42°)
OKLab	oklab(56.18% -0.0248 -0.1468)
OKLCH	oklch(56.18% 0.149 260.4)
XYZ	xyz(18.7795, 17.3686, 58.8511)
Luminance	0.1737 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E72CB #CB973E

analogous

#3EB9CB #3E72CB #513ECB

triadic

#3E72CB #CB3E72 #72CB3E

tetradic

#3E72CB #CB3EB9 #CB973E #3ECB51

square

#3E72CB #CB3EB9 #CB973E #3ECB51

split-complementary

#3E72CB #CB513E #B9CB3E

monochromatic

#1E3D70 #2B57A1 #3E72CB #6E95D8 #9EB8E5

Accessibility & contrast

On white

4.69

#3E72CB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.47

#3E72CB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3E72CB

4.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E72CB	#FFFFFF	#000000	##FFFFFF
##3E72CB	1.00	4.69	4.47	4.69
#FFFFFF	4.69	1.00	21.00	1.00
#000000	4.47	21.00	1.00	21.00
##FFFFFF	4.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#467BCE

Deuteranopia (green-blind)

#2D6EC9

Tritanopia (blue-blind)

#008794

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #3e72cb;
/* rgb */ color: rgb(62, 114, 203);
/* oklch */ color: oklch(56.2% 0.149 260.4);

Tailwind

colors: {
  custom: {
    50: '#839adb',
    500: '#3e72cb',
    950: '#000000',
  },
}

SCSS

$custom: #3e72cb;
$custom-light: #839adb;
$custom-dark: #000000;

JSON

{
  "hex": "#3e72cb",
  "rgb": {
    "r": 62,
    "g": 114,
    "b": 203
  },
  "hsl": {
    "h": 217.872,
    "s": 57.551,
    "l": 51.961
  },
  "oklch": {
    "l": 0.56177,
    "c": 0.14885,
    "h": 260.4
  },
  "luminance": 0.17371
}

Semantic roles & 50–950 ramp

primary

#3E72CB

secondary

#D1BA94

accent

#A847E1

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0D15

muted

#7D7E83

Preview Lab

Preview with #3E72CB

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

Preview Lab → · Contrast checker → · Palette generator →