#3F62DA#3F62DA

#3F62DA is a mid, vivid blue. Relative luminance 0.149; OKLCH L 54.0% C 0.188 H 267.4°. Best body text is #FFFFFF at 5.29:1 contrast (WCAG AA passes).

Color values

HEX	#3F62DA
RGB	rgb(63, 98, 218)
HSL	hsl(226, 68%, 55%)
HSV	hsv(226, 71%, 85%)
CMYK	cmyk(71.1%, 55%, 0%, 14.5%)
CIE-LAB	lab(45.43, 27.91, -65.19)
CIE-LCH	lch(45.43, 70.91, 293.18°)
OKLab	oklab(54% -0.0085 -0.1878)
OKLCH	oklch(54% 0.188 267.4)
XYZ	xyz(19.0681, 14.8521, 68.1779)
Luminance	0.1485 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F62DA #DAB73F

analogous

#3FAFDA #3F62DA #6A3FDA

triadic

#3F62DA #DA3F62 #62DA3F

tetradic

#3F62DA #DA3FAF #DAB73F #3FDA6A

square

#3F62DA #DA3FAF #DAB73F #3FDA6A

split-complementary

#3F62DA #DA6A3F #AFDA3F

monochromatic

#1A3285 #2445B8 #3F62DA #728CE4 #A6B6EE

Accessibility & contrast

On white

5.29

#3F62DA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.97

#3F62DA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3F62DA

5.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F62DA	#FFFFFF	#000000	##FFFFFF
##3F62DA	1.00	5.29	3.97	5.29
#FFFFFF	5.29	1.00	21.00	1.00
#000000	3.97	21.00	1.00	21.00
##FFFFFF	5.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0073DE

Deuteranopia (green-blind)

#0065D8

Tritanopia (blue-blind)

#007F94

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #3f62da;
/* rgb */ color: rgb(63, 98, 218);
/* oklch */ color: oklch(54.0% 0.188 267.4);

Tailwind

colors: {
  custom: {
    50: '#878ee6',
    500: '#3f62da',
    950: '#000000',
  },
}

SCSS

$custom: #3f62da;
$custom-light: #878ee6;
$custom-dark: #000000;

JSON

{
  "hex": "#3f62da",
  "rgb": {
    "r": 63,
    "g": 98,
    "b": 218
  },
  "hsl": {
    "h": 226.452,
    "s": 67.686,
    "l": 55.098
  },
  "oklch": {
    "l": 0.53995,
    "c": 0.18797,
    "h": 267.4
  },
  "luminance": 0.14854
}

Semantic roles & 50–950 ramp

primary

#3F62DA

secondary

#DBCC9A

accent

#C33DEB

background

#F9F8FE

surface

#F1F0FC

border

#CBCBD5

text

#0D0C16

muted

#7E7D84

Preview Lab

Preview with #3F62DA

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

Preview Lab → · Contrast checker → · Palette generator →