#3E58BB#3E58BB

#3E58BB is a mid, vivid blue. Relative luminance 0.116; OKLCH L 49.6% C 0.159 H 268.9°. Best body text is #FFFFFF at 6.33:1 contrast (WCAG AA passes).

Color values

HEX	#3E58BB
RGB	rgb(62, 88, 187)
HSL	hsl(228, 50%, 49%)
HSV	hsv(228, 67%, 73%)
CMYK	cmyk(66.8%, 52.9%, 0%, 26.7%)
CIE-LAB	lab(40.56, 23.03, -55.21)
CIE-LCH	lch(40.56, 59.82, 292.65°)
OKLab	oklab(49.61% -0.0031 -0.1586)
OKLCH	oklch(49.61% 0.159 268.9)
XYZ	xyz(14.4429, 11.5901, 48.4800)
Luminance	0.1159 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E58BB #BBA13E

analogous

#3E97BB #3E58BB #633EBB

triadic

#3E58BB #BB3E58 #58BB3E

tetradic

#3E58BB #BB3E97 #BBA13E #3EBB63

square

#3E58BB #BB3E97 #BBA13E #3EBB63

split-complementary

#3E58BB #BB633E #97BB3E

monochromatic

#202D5F #2F428D #3E58BB #697ECD #97A5DC

Accessibility & contrast

On white

6.33

#3E58BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.32

#3E58BB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3E58BB

6.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E58BB	#FFFFFF	#000000	##FFFFFF
##3E58BB	1.00	6.33	3.32	6.33
#FFFFFF	6.33	1.00	21.00	1.00
#000000	3.32	21.00	1.00	21.00
##FFFFFF	6.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1666BE

Deuteranopia (green-blind)

#005AB9

Tritanopia (blue-blind)

#006F81

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #3e58bb;
/* rgb */ color: rgb(62, 88, 187);
/* oklch */ color: oklch(49.6% 0.159 268.9);

Tailwind

colors: {
  custom: {
    50: '#8186d0',
    500: '#3e58bb',
    950: '#000000',
  },
}

SCSS

$custom: #3e58bb;
$custom-light: #8186d0;
$custom-dark: #000000;

JSON

{
  "hex": "#3e58bb",
  "rgb": {
    "r": 62,
    "g": 88,
    "b": 187
  },
  "hsl": {
    "h": 227.52,
    "s": 50.201,
    "l": 48.824
  },
  "oklch": {
    "l": 0.49613,
    "c": 0.15862,
    "h": 268.9
  },
  "luminance": 0.11591
}

Semantic roles & 50–950 ramp

primary

#3E58BB

secondary

#C8BC8D

accent

#BD4EDA

background

#F8F8FC

surface

#F0EFF9

border

#CBCAD2

text

#0C0B14

muted

#7D7C82

Preview Lab

Preview with #3E58BB

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

Preview Lab → · Contrast checker → · Palette generator →