#3E59BB#3E59BB

#3E59BB is a mid, vivid blue. Relative luminance 0.118; OKLCH L 49.8% C 0.157 H 268.5°. Best body text is #FFFFFF at 6.27:1 contrast (WCAG AA passes).

Color values

HEX	#3E59BB
RGB	rgb(62, 89, 187)
HSL	hsl(227, 50%, 49%)
HSV	hsv(227, 67%, 73%)
CMYK	cmyk(66.8%, 52.4%, 0%, 26.7%)
CIE-LAB	lab(40.82, 22.39, -54.78)
CIE-LCH	lch(40.82, 59.17, 292.23°)
OKLab	oklab(49.82% -0.004 -0.1573)
OKLCH	oklch(49.82% 0.157 268.5)
XYZ	xyz(14.5256, 11.7554, 48.5076)
Luminance	0.1176 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E59BB #BBA03E

analogous

#3E98BB #3E59BB #623EBB

triadic

#3E59BB #BB3E59 #59BB3E

tetradic

#3E59BB #BB3E98 #BBA03E #3EBB62

square

#3E59BB #BB3E98 #BBA03E #3EBB62

split-complementary

#3E59BB #BB623E #98BB3E

monochromatic

#202D5F #2F438D #3E59BB #697FCD #97A6DC

Accessibility & contrast

On white

6.27

#3E59BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.35

#3E59BB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3E59BB

6.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E59BB	#FFFFFF	#000000	##FFFFFF
##3E59BB	1.00	6.27	3.35	6.27
#FFFFFF	6.27	1.00	21.00	1.00
#000000	3.35	21.00	1.00	21.00
##FFFFFF	6.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B66BE

Deuteranopia (green-blind)

#005BB9

Tritanopia (blue-blind)

#007081

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #3e59bb;
/* rgb */ color: rgb(62, 89, 187);
/* oklch */ color: oklch(49.8% 0.157 268.5);

Tailwind

colors: {
  custom: {
    50: '#8187d0',
    500: '#3e59bb',
    950: '#000000',
  },
}

SCSS

$custom: #3e59bb;
$custom-light: #8187d0;
$custom-dark: #000000;

JSON

{
  "hex": "#3e59bb",
  "rgb": {
    "r": 62,
    "g": 89,
    "b": 187
  },
  "hsl": {
    "h": 227.04,
    "s": 50.201,
    "l": 48.824
  },
  "oklch": {
    "l": 0.49815,
    "c": 0.15735,
    "h": 268.5
  },
  "luminance": 0.11757
}

Semantic roles & 50–950 ramp

primary

#3E59BB

secondary

#C8BB8D

accent

#BC4EDA

background

#F8F8FC

surface

#F0EFF9

border

#CBCAD2

text

#0B0B14

muted

#7C7C82

Preview Lab

Preview with #3E59BB

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

Preview Lab → · Contrast checker → · Palette generator →