#3A79DF#3A79DF

#3A79DF is a mid, vivid blue. Relative luminance 0.199; OKLCH L 58.8% C 0.169 H 259.6°. Best body text is #000000 at 4.98:1 contrast (WCAG AA passes).

Color values

HEX	#3A79DF
RGB	rgb(58, 121, 223)
HSL	hsl(217, 72%, 55%)
HSV	hsv(217, 74%, 87%)
CMYK	cmyk(74%, 45.7%, 0%, 12.5%)
CIE-LAB	lab(51.72, 14.60, -57.87)
CIE-LCH	lch(51.72, 59.68, 284.16°)
OKLab	oklab(58.84% -0.0303 -0.1659)
OKLCH	oklch(58.84% 0.169 259.6)
XYZ	xyz(21.8967, 19.8995, 72.4847)
Luminance	0.1990 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A79DF #DFA03A

analogous

#3ACBDF #3A79DF #4E3ADF

triadic

#3A79DF #DF3A79 #79DF3A

tetradic

#3A79DF #DF3ACB #DFA03A #3ADF4E

square

#3A79DF #DF3ACB #DFA03A #3ADF4E

split-complementary

#3A79DF #DF4E3A #CBDF3A

monochromatic

#164288 #1F5BBD #3A79DF #6F9DE8 #A3C1F0

Accessibility & contrast

On white

4.22

#3A79DF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.98

#3A79DF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3A79DF

4.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A79DF	#FFFFFF	#000000	##000000
##3A79DF	1.00	4.22	4.98	4.98
#FFFFFF	4.22	1.00	21.00	21.00
#000000	4.98	21.00	1.00	1.00
##000000	4.98	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4383E3

Deuteranopia (green-blind)

#1C74DD

Tritanopia (blue-blind)

#0091A1

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #3a79df;
/* rgb */ color: rgb(58, 121, 223);
/* oklch */ color: oklch(58.8% 0.169 259.6);

Tailwind

colors: {
  custom: {
    50: '#859fea',
    500: '#3a79df',
    950: '#000000',
  },
}

SCSS

$custom: #3a79df;
$custom-light: #859fea;
$custom-dark: #000000;

JSON

{
  "hex": "#3a79df",
  "rgb": {
    "r": 58,
    "g": 121,
    "b": 223
  },
  "hsl": {
    "h": 217.091,
    "s": 72.052,
    "l": 55.098
  },
  "oklch": {
    "l": 0.58839,
    "c": 0.1687,
    "h": 259.6
  },
  "luminance": 0.19902
}

Semantic roles & 50–950 ramp

primary

#3A79DF

secondary

#DDC398

accent

#A939EF

background

#F8F9FE

surface

#F0F2FD

border

#CBCCD5

text

#0D0E16

muted

#7D7E84

Preview Lab

Preview with #3A79DF

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

Preview Lab → · Contrast checker → · Palette generator →