#3F60BF#3F60BF

#3F60BF is a mid, vivid blue. Relative luminance 0.132; OKLCH L 51.6% C 0.154 H 266.6°. Best body text is #FFFFFF at 5.77:1 contrast (WCAG AA passes).

Color values

HEX	#3F60BF
RGB	rgb(63, 96, 191)
HSL	hsl(225, 50%, 50%)
HSV	hsv(225, 67%, 75%)
CMYK	cmyk(67%, 49.7%, 0%, 25.1%)
CIE-LAB	lab(43.04, 19.48, -53.53)
CIE-LCH	lch(43.04, 56.97, 290.00°)
OKLab	oklab(51.59% -0.0091 -0.1535)
OKLCH	oklch(51.59% 0.154 266.6)
XYZ	xyz(15.6335, 13.1826, 51.0007)
Luminance	0.1318 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F60BF #BF9E3F

analogous

#3FA0BF #3F60BF #5E3FBF

triadic

#3F60BF #BF3F60 #60BF3F

tetradic

#3F60BF #BF3FA0 #BF9E3F #3FBF5E

square

#3F60BF #BF3FA0 #BF9E3F #3FBF5E

split-complementary

#3F60BF #BF5E3F #A0BF3F

monochromatic

#213263 #304991 #3F60BF #6D86CF #9BACDE

Accessibility & contrast

On white

5.77

#3F60BF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.64

#3F60BF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3F60BF

5.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F60BF	#FFFFFF	#000000	##FFFFFF
##3F60BF	1.00	5.77	3.64	5.77
#FFFFFF	5.77	1.00	21.00	1.00
#000000	3.64	21.00	1.00	21.00
##FFFFFF	5.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B6CC2

Deuteranopia (green-blind)

#0160BD

Tritanopia (blue-blind)

#007686

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #3f60bf;
/* rgb */ color: rgb(63, 96, 191);
/* oklch */ color: oklch(51.6% 0.154 266.6);

Tailwind

colors: {
  custom: {
    50: '#828cd3',
    500: '#3f60bf',
    950: '#000000',
  },
}

SCSS

$custom: #3f60bf;
$custom-light: #828cd3;
$custom-dark: #000000;

JSON

{
  "hex": "#3f60bf",
  "rgb": {
    "r": 63,
    "g": 96,
    "b": 191
  },
  "hsl": {
    "h": 224.531,
    "s": 50.394,
    "l": 49.804
  },
  "oklch": {
    "l": 0.51593,
    "c": 0.1538,
    "h": 266.6
  },
  "luminance": 0.13184
}

Semantic roles & 50–950 ramp

primary

#3F60BF

secondary

#CABB90

accent

#B64EDA

background

#F8F8FD

surface

#F0F0FA

border

#CBCBD3

text

#0C0C14

muted

#7D7D83

Preview Lab

Preview with #3F60BF

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

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