#3C59D2#3C59D2

#3C59D2 is a mid, vivid blue. Relative luminance 0.128; OKLCH L 51.5% C 0.189 H 268.6°. Best body text is #FFFFFF at 5.91:1 contrast (WCAG AA passes).

Color values

HEX	#3C59D2
RGB	rgb(60, 89, 210)
HSL	hsl(228, 63%, 53%)
HSV	hsv(228, 71%, 82%)
CMYK	cmyk(71.4%, 57.6%, 0%, 17.6%)
CIE-LAB	lab(42.39, 30.37, -65.56)
CIE-LCH	lch(42.39, 72.25, 294.86°)
OKLab	oklab(51.5% -0.0046 -0.189)
OKLCH	oklch(51.5% 0.189 268.6)
XYZ	xyz(17.0647, 12.7568, 62.5232)
Luminance	0.1276 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C59D2 #D2B53C

analogous

#3CA4D2 #3C59D2 #6A3CD2

triadic

#3C59D2 #D23C59 #59D23C

tetradic

#3C59D2 #D23CA4 #D2B53C #3CD26A

square

#3C59D2 #D23CA4 #D2B53C #3CD26A

split-complementary

#3C59D2 #D26A3C #A4D23C

monochromatic

#1C2E78 #2740AA #3C59D2 #6E83DD #9FAEE9

Accessibility & contrast

On white

5.91

#3C59D2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.55

#3C59D2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3C59D2

5.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C59D2	#FFFFFF	#000000	##FFFFFF
##3C59D2	1.00	5.91	3.55	5.91
#FFFFFF	5.91	1.00	21.00	1.00
#000000	3.55	21.00	1.00	21.00
##FFFFFF	5.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006BD6

Deuteranopia (green-blind)

#005DD0

Tritanopia (blue-blind)

#00778D

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #3c59d2;
/* rgb */ color: rgb(60, 89, 210);
/* oklch */ color: oklch(51.5% 0.189 268.6);

Tailwind

colors: {
  custom: {
    50: '#8587e1',
    500: '#3c59d2',
    950: '#000000',
  },
}

SCSS

$custom: #3c59d2;
$custom-light: #8587e1;
$custom-dark: #000000;

JSON

{
  "hex": "#3c59d2",
  "rgb": {
    "r": 60,
    "g": 89,
    "b": 210
  },
  "hsl": {
    "h": 228.4,
    "s": 62.5,
    "l": 52.941
  },
  "oklch": {
    "l": 0.51495,
    "c": 0.18911,
    "h": 268.6
  },
  "luminance": 0.12759
}

Semantic roles & 50–950 ramp

primary

#3C59D2

secondary

#D5C994

accent

#C642E6

background

#F8F8FD

surface

#F0EFFB

border

#CBCAD4

text

#0D0B15

muted

#7D7C83

Preview Lab

Preview with #3C59D2

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

Preview Lab → · Contrast checker → · Palette generator →