#3F60D1#3F60D1

#3F60D1 is a mid, vivid blue. Relative luminance 0.140; OKLCH L 52.9% C 0.178 H 267.6°. Best body text is #FFFFFF at 5.52:1 contrast (WCAG AA passes).

Color values

HEX	#3F60D1
RGB	rgb(63, 96, 209)
HSL	hsl(226, 61%, 53%)
HSV	hsv(226, 70%, 82%)
CMYK	cmyk(69.9%, 54.1%, 0%, 18%)
CIE-LAB	lab(44.27, 25.95, -61.93)
CIE-LCH	lch(44.27, 67.15, 292.74°)
OKLab	oklab(52.92% -0.0075 -0.1782)
OKLCH	oklch(52.92% 0.178 267.6)
XYZ	xyz(17.7374, 14.0242, 62.0814)
Luminance	0.1403 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F60D1 #D1B03F

analogous

#3FA9D1 #3F60D1 #673FD1

triadic

#3F60D1 #D13F60 #60D13F

tetradic

#3F60D1 #D13FA9 #D1B03F #3FD167

square

#3F60D1 #D13FA9 #D1B03F #3FD167

split-complementary

#3F60D1 #D1673F #A9D13F

monochromatic

#1D3279 #2946AA #3F60D1 #7089DD #A2B2E9

Accessibility & contrast

On white

5.52

#3F60D1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.81

#3F60D1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3F60D1

5.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F60D1	#FFFFFF	#000000	##FFFFFF
##3F60D1	1.00	5.52	3.81	5.52
#FFFFFF	5.52	1.00	21.00	1.00
#000000	3.81	21.00	1.00	21.00
##FFFFFF	5.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0070D5

Deuteranopia (green-blind)

#0062CF

Tritanopia (blue-blind)

#007B8F

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #3f60d1;
/* rgb */ color: rgb(63, 96, 209);
/* oklch */ color: oklch(52.9% 0.178 267.6);

Tailwind

colors: {
  custom: {
    50: '#868ce0',
    500: '#3f60d1',
    950: '#000000',
  },
}

SCSS

$custom: #3f60d1;
$custom-light: #868ce0;
$custom-dark: #000000;

JSON

{
  "hex": "#3f60d1",
  "rgb": {
    "r": 63,
    "g": 96,
    "b": 209
  },
  "hsl": {
    "h": 226.438,
    "s": 61.345,
    "l": 53.333
  },
  "oklch": {
    "l": 0.52916,
    "c": 0.1784,
    "h": 267.6
  },
  "luminance": 0.14026
}

Semantic roles & 50–950 ramp

primary

#3F60D1

secondary

#D5C797

accent

#C043E4

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0C15

muted

#7D7D83

Preview Lab

Preview with #3F60D1

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

Preview Lab → · Contrast checker → · Palette generator →