#3A61BB#3A61BB

#3A61BB is a mid, vivid blue. Relative luminance 0.130; OKLCH L 51.3% C 0.149 H 264.2°. Best body text is #FFFFFF at 5.82:1 contrast (WCAG AA passes).

Color values

HEX	#3A61BB
RGB	rgb(58, 97, 187)
HSL	hsl(222, 53%, 48%)
HSV	hsv(222, 69%, 73%)
CMYK	cmyk(69%, 48.1%, 0%, 26.7%)
CIE-LAB	lab(42.82, 16.60, -51.58)
CIE-LCH	lch(42.82, 54.18, 287.84°)
OKLab	oklab(51.28% -0.015 -0.1478)
OKLCH	oklch(51.28% 0.149 264.2)
XYZ	xyz(14.9861, 13.0353, 48.7304)
Luminance	0.1304 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A61BB #BB943A

analogous

#3AA2BB #3A61BB #533ABB

triadic

#3A61BB #BB3A61 #61BB3A

tetradic

#3A61BB #BB3AA2 #BB943A #3ABB53

square

#3A61BB #BB3AA2 #BB943A #3ABB53

split-complementary

#3A61BB #BB533A #A2BB3A

monochromatic

#1D315E #2C498C #3A61BB #6384CF #92A9DD

Accessibility & contrast

On white

5.82

#3A61BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.61

#3A61BB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3A61BB

5.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A61BB	#FFFFFF	#000000	##FFFFFF
##3A61BB	1.00	5.82	3.61	5.82
#FFFFFF	5.82	1.00	21.00	1.00
#000000	3.61	21.00	1.00	21.00
##FFFFFF	5.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#316BBE

Deuteranopia (green-blind)

#1060B9

Tritanopia (blue-blind)

#007685

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #3a61bb;
/* rgb */ color: rgb(58, 97, 187);
/* oklch */ color: oklch(51.3% 0.149 264.2);

Tailwind

colors: {
  custom: {
    50: '#7f8dd0',
    500: '#3a61bb',
    950: '#000000',
  },
}

SCSS

$custom: #3a61bb;
$custom-light: #7f8dd0;
$custom-dark: #000000;

JSON

{
  "hex": "#3a61bb",
  "rgb": {
    "r": 58,
    "g": 97,
    "b": 187
  },
  "hsl": {
    "h": 221.86,
    "s": 52.653,
    "l": 48.039
  },
  "oklch": {
    "l": 0.51277,
    "c": 0.1486,
    "h": 264.2
  },
  "luminance": 0.13037
}

Semantic roles & 50–950 ramp

primary

#3A61BB

secondary

#C8B588

accent

#B04CDC

background

#F8F8FC

surface

#EFF0F9

border

#CACBD2

text

#0B0C14

muted

#7C7D82

Preview Lab

Preview with #3A61BB

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

Preview Lab → · Contrast checker → · Palette generator →