#3E58D9#3E58D9

#3E58D9 is a mid, vivid blue. Relative luminance 0.130; OKLCH L 52.0% C 0.199 H 269.4°. Best body text is #FFFFFF at 5.83:1 contrast (WCAG AA passes).

Color values

HEX	#3E58D9
RGB	rgb(62, 88, 217)
HSL	hsl(230, 67%, 55%)
HSV	hsv(230, 71%, 85%)
CMYK	cmyk(71.4%, 59.4%, 0%, 14.9%)
CIE-LAB	lab(42.78, 33.75, -68.93)
CIE-LCH	lch(42.78, 76.75, 296.09°)
OKLab	oklab(51.98% -0.002 -0.1989)
OKLCH	oklch(51.98% 0.199 269.4)
XYZ	xyz(17.9964, 13.0115, 67.1952)
Luminance	0.1301 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E58D9 #D9BF3E

analogous

#3EA6D9 #3E58D9 #713ED9

triadic

#3E58D9 #D93E58 #58D93E

tetradic

#3E58D9 #D93EA6 #D9BF3E #3ED971

square

#3E58D9 #D93EA6 #D9BF3E #3ED971

split-complementary

#3E58D9 #D9713E #A6D93E

monochromatic

#1A2B83 #243CB6 #3E58D9 #7184E3 #A4B0ED

Accessibility & contrast

On white

5.83

#3E58D9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.60

#3E58D9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3E58D9

5.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E58D9	#FFFFFF	#000000	##FFFFFF
##3E58D9	1.00	5.83	3.60	5.83
#FFFFFF	5.83	1.00	21.00	1.00
#000000	3.60	21.00	1.00	21.00
##FFFFFF	5.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006CDD

Deuteranopia (green-blind)

#005ED6

Tritanopia (blue-blind)

#007890

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #3e58d9;
/* rgb */ color: rgb(62, 88, 217);
/* oklch */ color: oklch(52.0% 0.199 269.4);

Tailwind

colors: {
  custom: {
    50: '#8787e6',
    500: '#3e58d9',
    950: '#000000',
  },
}

SCSS

$custom: #3e58d9;
$custom-light: #8787e6;
$custom-dark: #000000;

JSON

{
  "hex": "#3e58d9",
  "rgb": {
    "r": 62,
    "g": 88,
    "b": 217
  },
  "hsl": {
    "h": 229.935,
    "s": 67.1,
    "l": 54.706
  },
  "oklch": {
    "l": 0.51978,
    "c": 0.19894,
    "h": 269.4
  },
  "luminance": 0.13013
}

Semantic roles & 50–950 ramp

primary

#3E58D9

secondary

#DACF99

accent

#CD3EEA

background

#F9F8FE

surface

#F1EFFC

border

#CBCAD5

text

#0D0B16

muted

#7E7C84

Preview Lab

Preview with #3E58D9

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

Preview Lab → · Contrast checker → · Palette generator →