#3A59BB#3A59BB

#3A59BB is a mid, vivid blue. Relative luminance 0.116; OKLCH L 49.6% C 0.159 H 267.2°. Best body text is #FFFFFF at 6.31:1 contrast (WCAG AA passes).

Color values

HEX	#3A59BB
RGB	rgb(58, 89, 187)
HSL	hsl(226, 53%, 48%)
HSV	hsv(226, 69%, 73%)
CMYK	cmyk(69%, 52.4%, 0%, 26.7%)
CIE-LAB	lab(40.62, 21.77, -55.11)
CIE-LCH	lch(40.62, 59.25, 291.55°)
OKLab	oklab(49.61% -0.0078 -0.1584)
OKLCH	oklch(49.61% 0.159 267.2)
XYZ	xyz(14.2838, 11.6307, 48.4963)
Luminance	0.1163 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A59BB #BB9C3A

analogous

#3A9ABB #3A59BB #5B3ABB

triadic

#3A59BB #BB3A59 #59BB3A

tetradic

#3A59BB #BB3A9A #BB9C3A #3ABB5B

square

#3A59BB #BB3A9A #BB9C3A #3ABB5B

split-complementary

#3A59BB #BB5B3A #9ABB3A

monochromatic

#1D2D5E #2C438C #3A59BB #637DCF #92A4DD

Accessibility & contrast

On white

6.31

#3A59BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.33

#3A59BB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3A59BB

6.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A59BB	#FFFFFF	#000000	##FFFFFF
##3A59BB	1.00	6.31	3.33	6.31
#FFFFFF	6.31	1.00	21.00	1.00
#000000	3.33	21.00	1.00	21.00
##FFFFFF	6.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1966BE

Deuteranopia (green-blind)

#005AB9

Tritanopia (blue-blind)

#007081

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #3a59bb;
/* rgb */ color: rgb(58, 89, 187);
/* oklch */ color: oklch(49.6% 0.159 267.2);

Tailwind

colors: {
  custom: {
    50: '#7f87d0',
    500: '#3a59bb',
    950: '#000000',
  },
}

SCSS

$custom: #3a59bb;
$custom-light: #7f87d0;
$custom-dark: #000000;

JSON

{
  "hex": "#3a59bb",
  "rgb": {
    "r": 58,
    "g": 89,
    "b": 187
  },
  "hsl": {
    "h": 225.581,
    "s": 52.653,
    "l": 48.039
  },
  "oklch": {
    "l": 0.49608,
    "c": 0.15856,
    "h": 267.2
  },
  "luminance": 0.11632
}

Semantic roles & 50–950 ramp

primary

#3A59BB

secondary

#C8B988

accent

#B94CDC

background

#F8F8FC

surface

#EFEFF9

border

#CACAD2

text

#0B0B14

muted

#7C7C82

Preview Lab

Preview with #3A59BB

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

Preview Lab → · Contrast checker → · Palette generator →