#3D59CE#3D59CE

#3D59CE is a mid, vivid blue. Relative luminance 0.126; OKLCH L 51.2% C 0.184 H 268.8°. Best body text is #FFFFFF at 5.97:1 contrast (WCAG AA passes).

Color values

HEX	#3D59CE
RGB	rgb(61, 89, 206)
HSL	hsl(228, 60%, 52%)
HSV	hsv(228, 70%, 81%)
CMYK	cmyk(70.4%, 56.8%, 0%, 19.2%)
CIE-LAB	lab(42.14, 29.07, -63.67)
CIE-LCH	lch(42.14, 69.99, 294.54°)
OKLab	oklab(51.22% -0.0038 -0.1835)
OKLCH	oklch(51.22% 0.184 268.8)
XYZ	xyz(16.6336, 12.5914, 59.9343)
Luminance	0.1259 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D59CE #CEB23D

analogous

#3DA1CE #3D59CE #6A3DCE

triadic

#3D59CE #CE3D59 #59CE3D

tetradic

#3D59CE #CE3DA1 #CEB23D #3DCE6A

square

#3D59CE #CE3DA1 #CEB23D #3DCE6A

split-complementary

#3D59CE #CE6A3D #A1CE3D

monochromatic

#1D2E73 #2941A4 #3D59CE #6E83DA #9FADE7

Accessibility & contrast

On white

5.97

#3D59CE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.52

#3D59CE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3D59CE

5.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D59CE	#FFFFFF	#000000	##FFFFFF
##3D59CE	1.00	5.97	3.52	5.97
#FFFFFF	5.97	1.00	21.00	1.00
#000000	3.52	21.00	1.00	21.00
##FFFFFF	5.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006AD2

Deuteranopia (green-blind)

#005DCC

Tritanopia (blue-blind)

#00768B

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #3d59ce;
/* rgb */ color: rgb(61, 89, 206);
/* oklch */ color: oklch(51.2% 0.184 268.8);

Tailwind

colors: {
  custom: {
    50: '#8587de',
    500: '#3d59ce',
    950: '#000000',
  },
}

SCSS

$custom: #3d59ce;
$custom-light: #8587de;
$custom-dark: #000000;

JSON

{
  "hex": "#3d59ce",
  "rgb": {
    "r": 61,
    "g": 89,
    "b": 206
  },
  "hsl": {
    "h": 228.414,
    "s": 59.671,
    "l": 52.353
  },
  "oklch": {
    "l": 0.51224,
    "c": 0.18351,
    "h": 268.8
  },
  "luminance": 0.12593
}

Semantic roles & 50–950 ramp

primary

#3D59CE

secondary

#D3C794

accent

#C445E3

background

#F8F8FD

surface

#F0EFFB

border

#CBCAD4

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #3D59CE

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

Preview Lab → · Contrast checker → · Palette generator →