#3E59D9#3E59D9

#3E59D9 is a mid, vivid blue. Relative luminance 0.132; OKLCH L 52.2% C 0.198 H 269.2°. Best body text is #FFFFFF at 5.78:1 contrast (WCAG AA passes).

Color values

HEX	#3E59D9
RGB	rgb(62, 89, 217)
HSL	hsl(230, 67%, 55%)
HSV	hsv(230, 71%, 85%)
CMYK	cmyk(71.4%, 59%, 0%, 14.9%)
CIE-LAB	lab(43.03, 33.12, -68.53)
CIE-LCH	lch(43.03, 76.11, 295.79°)
OKLab	oklab(52.16% -0.0027 -0.1977)
OKLCH	oklch(52.16% 0.198 269.2)
XYZ	xyz(18.0791, 13.1768, 67.2228)
Luminance	0.1318 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E59D9 #D9BE3E

analogous

#3EA7D9 #3E59D9 #703ED9

triadic

#3E59D9 #D93E59 #59D93E

tetradic

#3E59D9 #D93EA7 #D9BE3E #3ED970

square

#3E59D9 #D93EA7 #D9BE3E #3ED970

split-complementary

#3E59D9 #D9703E #A7D93E

monochromatic

#1A2C83 #243DB6 #3E59D9 #7185E3 #A4B1ED

Accessibility & contrast

On white

5.78

#3E59D9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.64

#3E59D9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3E59D9

5.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E59D9	#FFFFFF	#000000	##FFFFFF
##3E59D9	1.00	5.78	3.64	5.78
#FFFFFF	5.78	1.00	21.00	1.00
#000000	3.64	21.00	1.00	21.00
##FFFFFF	5.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006DDD

Deuteranopia (green-blind)

#005FD7

Tritanopia (blue-blind)

#007990

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #3e59d9;
/* rgb */ color: rgb(62, 89, 217);
/* oklch */ color: oklch(52.2% 0.198 269.2);

Tailwind

colors: {
  custom: {
    50: '#8787e6',
    500: '#3e59d9',
    950: '#000000',
  },
}

SCSS

$custom: #3e59d9;
$custom-light: #8787e6;
$custom-dark: #000000;

JSON

{
  "hex": "#3e59d9",
  "rgb": {
    "r": 62,
    "g": 89,
    "b": 217
  },
  "hsl": {
    "h": 229.548,
    "s": 67.1,
    "l": 54.706
  },
  "oklch": {
    "l": 0.52162,
    "c": 0.19776,
    "h": 269.2
  },
  "luminance": 0.13179
}

Semantic roles & 50–950 ramp

primary

#3E59D9

secondary

#DACF99

accent

#CC3EEA

background

#F9F8FE

surface

#F1EFFC

border

#CBCAD5

text

#0D0B16

muted

#7E7C84

Preview Lab

Preview with #3E59D9

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

Preview Lab → · Contrast checker → · Palette generator →