#3A5DC9#3A5DC9

#3A5DC9 is a mid, vivid blue. Relative luminance 0.129; OKLCH L 51.5% C 0.173 H 266.7°. Best body text is #FFFFFF at 5.85:1 contrast (WCAG AA passes).

Color values

HEX	#3A5DC9
RGB	rgb(58, 93, 201)
HSL	hsl(225, 57%, 51%)
HSV	hsv(225, 71%, 79%)
CMYK	cmyk(71.1%, 53.7%, 0%, 21.2%)
CIE-LAB	lab(42.68, 24.29, -59.92)
CIE-LCH	lch(42.68, 64.65, 292.07°)
OKLab	oklab(51.47% -0.01 -0.1724)
OKLCH	oklch(51.47% 0.173 266.7)
XYZ	xyz(16.1982, 12.9436, 56.8917)
Luminance	0.1295 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A5DC9 #C9A63A

analogous

#3AA4C9 #3A5DC9 #5E3AC9

triadic

#3A5DC9 #C93A5D #5DC93A

tetradic

#3A5DC9 #C93AA4 #C9A63A #3AC95E

square

#3A5DC9 #C93AA4 #C9A63A #3AC95E

split-complementary

#3A5DC9 #C95E3A #A4C93A

monochromatic

#1D306B #2B469B #3A5DC9 #6A84D6 #9AACE3

Accessibility & contrast

On white

5.85

#3A5DC9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.59

#3A5DC9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3A5DC9

5.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A5DC9	#FFFFFF	#000000	##FFFFFF
##3A5DC9	1.00	5.85	3.59	5.85
#FFFFFF	5.85	1.00	21.00	1.00
#000000	3.59	21.00	1.00	21.00
##FFFFFF	5.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#076CCD

Deuteranopia (green-blind)

#005EC7

Tritanopia (blue-blind)

#00778A

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #3a5dc9;
/* rgb */ color: rgb(58, 93, 201);
/* oklch */ color: oklch(51.5% 0.173 266.7);

Tailwind

colors: {
  custom: {
    50: '#828ada',
    500: '#3a5dc9',
    950: '#000000',
  },
}

SCSS

$custom: #3a5dc9;
$custom-light: #828ada;
$custom-dark: #000000;

JSON

{
  "hex": "#3a5dc9",
  "rgb": {
    "r": 58,
    "g": 93,
    "b": 201
  },
  "hsl": {
    "h": 225.315,
    "s": 56.972,
    "l": 50.784
  },
  "oklch": {
    "l": 0.51474,
    "c": 0.17274,
    "h": 266.7
  },
  "luminance": 0.12945
}

Semantic roles & 50–950 ramp

primary

#3A5DC9

secondary

#CFC090

accent

#BB48E0

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #3A5DC9

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

Preview Lab → · Contrast checker → · Palette generator →