#3B65C8#3B65C8

#3B65C8 is a mid, vivid blue. Relative luminance 0.144; OKLCH L 53.1% C 0.161 H 264.3°. Best body text is #FFFFFF at 5.41:1 contrast (WCAG AA passes).

Color values

HEX	#3B65C8
RGB	rgb(59, 101, 200)
HSL	hsl(222, 56%, 51%)
HSV	hsv(222, 71%, 78%)
CMYK	cmyk(70.5%, 49.5%, 0%, 21.6%)
CIE-LAB	lab(44.81, 18.93, -55.90)
CIE-LCH	lch(44.81, 59.02, 288.71°)
OKLab	oklab(53.08% -0.016 -0.1605)
OKLCH	oklch(53.08% 0.161 264.3)
XYZ	xyz(16.8790, 14.4056, 56.5234)
Luminance	0.1441 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B65C8 #C89E3B

analogous

#3BABC8 #3B65C8 #573BC8

triadic

#3B65C8 #C83B65 #65C83B

tetradic

#3B65C8 #C83BAB #C89E3B #3BC857

square

#3B65C8 #C83BAB #C89E3B #3BC857

split-complementary

#3B65C8 #C8573B #ABC83B

monochromatic

#1E356B #2B4C9A #3B65C8 #6B8BD5 #9BB0E3

Accessibility & contrast

On white

5.41

#3B65C8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.88

#3B65C8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3B65C8

5.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B65C8	#FFFFFF	#000000	##FFFFFF
##3B65C8	1.00	5.41	3.88	5.41
#FFFFFF	5.41	1.00	21.00	1.00
#000000	3.88	21.00	1.00	21.00
##FFFFFF	5.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C71CC

Deuteranopia (green-blind)

#0064C6

Tritanopia (blue-blind)

#007C8D

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #3b65c8;
/* rgb */ color: rgb(59, 101, 200);
/* oklch */ color: oklch(53.1% 0.161 264.3);

Tailwind

colors: {
  custom: {
    50: '#8290d9',
    500: '#3b65c8',
    950: '#000000',
  },
}

SCSS

$custom: #3b65c8;
$custom-light: #8290d9;
$custom-dark: #000000;

JSON

{
  "hex": "#3b65c8",
  "rgb": {
    "r": 59,
    "g": 101,
    "b": 200
  },
  "hsl": {
    "h": 222.128,
    "s": 56.175,
    "l": 50.784
  },
  "oklch": {
    "l": 0.53082,
    "c": 0.16126,
    "h": 264.3
  },
  "luminance": 0.14407
}

Semantic roles & 50–950 ramp

primary

#3B65C8

secondary

#CFBC90

accent

#B248DF

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0C15

muted

#7D7D83

Preview Lab

Preview with #3B65C8

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

Preview Lab → · Contrast checker → · Palette generator →