#3E75C9#3E75C9

#3E75C9 is a mid, vivid blue. Relative luminance 0.180; OKLCH L 56.7% C 0.143 H 258.7°. Best body text is #000000 at 4.59:1 contrast (WCAG AA passes).

Color values

HEX	#3E75C9
RGB	rgb(62, 117, 201)
HSL	hsl(216, 56%, 52%)
HSV	hsv(216, 69%, 79%)
CMYK	cmyk(69.2%, 41.8%, 0%, 21.2%)
CIE-LAB	lab(49.45, 9.66, -49.02)
CIE-LCH	lch(49.45, 49.96, 281.15°)
OKLab	oklab(56.7% -0.028 -0.1399)
OKLCH	oklch(56.7% 0.143 258.7)
XYZ	xyz(18.8867, 17.9618, 57.7186)
Luminance	0.1796 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E75C9 #C9923E

analogous

#3EBBC9 #3E75C9 #4D3EC9

triadic

#3E75C9 #C93E75 #75C93E

tetradic

#3E75C9 #C93EBB #C9923E #3EC94D

square

#3E75C9 #C93EBB #C9923E #3EC94D

split-complementary

#3E75C9 #C94D3E #BBC93E

monochromatic

#1F3E6E #2C599E #3E75C9 #6E97D6 #9EB9E4

Accessibility & contrast

On white

4.57

#3E75C9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.59

#3E75C9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3E75C9

4.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E75C9	#FFFFFF	#000000	##000000
##3E75C9	1.00	4.57	4.59	4.59
#FFFFFF	4.57	1.00	21.00	21.00
#000000	4.59	21.00	1.00	1.00
##000000	4.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D7DCC

Deuteranopia (green-blind)

#3770C7

Tritanopia (blue-blind)

#008895

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #3e75c9;
/* rgb */ color: rgb(62, 117, 201);
/* oklch */ color: oklch(56.7% 0.143 258.7);

Tailwind

colors: {
  custom: {
    50: '#839cda',
    500: '#3e75c9',
    950: '#000000',
  },
}

SCSS

$custom: #3e75c9;
$custom-light: #839cda;
$custom-dark: #000000;

JSON

{
  "hex": "#3e75c9",
  "rgb": {
    "r": 62,
    "g": 117,
    "b": 201
  },
  "hsl": {
    "h": 216.259,
    "s": 56.275,
    "l": 51.569
  },
  "oklch": {
    "l": 0.56703,
    "c": 0.14271,
    "h": 258.7
  },
  "luminance": 0.17964
}

Semantic roles & 50–950 ramp

primary

#3E75C9

secondary

#D0B893

accent

#A448E0

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #3E75C9

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

Preview Lab → · Contrast checker → · Palette generator →