#3B79D1#3B79D1

#3B79D1 is a mid, vivid blue. Relative luminance 0.192; OKLCH L 58.0% C 0.150 H 257.6°. Best body text is #000000 at 4.84:1 contrast (WCAG AA passes).

Color values

HEX	#3B79D1
RGB	rgb(59, 121, 209)
HSL	hsl(215, 62%, 53%)
HSV	hsv(215, 72%, 82%)
CMYK	cmyk(71.8%, 42.1%, 0%, 18%)
CIE-LAB	lab(50.93, 9.64, -51.23)
CIE-LCH	lch(50.93, 52.12, 280.65°)
OKLab	oklab(57.97% -0.0322 -0.1464)
OKLCH	oklch(57.97% 0.15 257.6)
XYZ	xyz(20.1454, 19.2058, 62.9546)
Luminance	0.1921 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B79D1 #D1933B

analogous

#3BC4D1 #3B79D1 #483BD1

triadic

#3B79D1 #D13B79 #79D13B

tetradic

#3B79D1 #D13BC4 #D1933B #3BD148

square

#3B79D1 #D13BC4 #D1933B #3BD148

split-complementary

#3B79D1 #D1483B #C4D13B

monochromatic

#1C4176 #275CA7 #3B79D1 #6D9BDD #9EBDE8

Accessibility & contrast

On white

4.34

#3B79D1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.84

#3B79D1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3B79D1

4.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B79D1	#FFFFFF	#000000	##000000
##3B79D1	1.00	4.34	4.84	4.84
#FFFFFF	4.34	1.00	21.00	21.00
#000000	4.84	21.00	1.00	1.00
##000000	4.84	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F81D4

Deuteranopia (green-blind)

#3573CF

Tritanopia (blue-blind)

#008E9B

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #3b79d1;
/* rgb */ color: rgb(59, 121, 209);
/* oklch */ color: oklch(58.0% 0.150 257.6);

Tailwind

colors: {
  custom: {
    50: '#839fdf',
    500: '#3b79d1',
    950: '#000000',
  },
}

SCSS

$custom: #3b79d1;
$custom-light: #839fdf;
$custom-dark: #000000;

JSON

{
  "hex": "#3b79d1",
  "rgb": {
    "r": 59,
    "g": 121,
    "b": 209
  },
  "hsl": {
    "h": 215.2,
    "s": 61.983,
    "l": 52.549
  },
  "oklch": {
    "l": 0.57965,
    "c": 0.1499,
    "h": 257.6
  },
  "luminance": 0.19208
}

Semantic roles & 50–950 ramp

primary

#3B79D1

secondary

#D4BA93

accent

#A243E5

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #3B79D1

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

Preview Lab → · Contrast checker → · Palette generator →