#3A5FDA#3A5FDA

#3A5FDA is a mid, vivid blue. Relative luminance 0.141; OKLCH L 53.2% C 0.193 H 266.9°. Best body text is #FFFFFF at 5.48:1 contrast (WCAG AA passes).

Color values

HEX	#3A5FDA
RGB	rgb(58, 95, 218)
HSL	hsl(226, 68%, 54%)
HSV	hsv(226, 73%, 85%)
CMYK	cmyk(73.4%, 56.4%, 0%, 14.5%)
CIE-LAB	lab(44.44, 29.19, -66.81)
CIE-LCH	lch(44.44, 72.91, 293.60°)
OKLab	oklab(53.19% -0.0105 -0.1927)
OKLCH	oklch(53.19% 0.193 266.9)
XYZ	xyz(18.4876, 14.1439, 68.0718)
Luminance	0.1415 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A5FDA #DAB53A

analogous

#3AAFDA #3A5FDA #653ADA

triadic

#3A5FDA #DA3A5F #5FDA3A

tetradic

#3A5FDA #DA3AAF #DAB53A #3ADA65

square

#3A5FDA #DA3AAF #DAB53A #3ADA65

split-complementary

#3A5FDA #DA653A #AFDA3A

monochromatic

#183181 #2244B5 #3A5FDA #6E89E4 #A1B3ED

Accessibility & contrast

On white

5.48

#3A5FDA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.83

#3A5FDA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3A5FDA

5.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A5FDA	#FFFFFF	#000000	##FFFFFF
##3A5FDA	1.00	5.48	3.83	5.48
#FFFFFF	5.48	1.00	21.00	1.00
#000000	3.83	21.00	1.00	21.00
##FFFFFF	5.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0071DE

Deuteranopia (green-blind)

#0062D8

Tritanopia (blue-blind)

#007D93

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #3a5fda;
/* rgb */ color: rgb(58, 95, 218);
/* oklch */ color: oklch(53.2% 0.193 266.9);

Tailwind

colors: {
  custom: {
    50: '#868be6',
    500: '#3a5fda',
    950: '#000000',
  },
}

SCSS

$custom: #3a5fda;
$custom-light: #868be6;
$custom-dark: #000000;

JSON

{
  "hex": "#3a5fda",
  "rgb": {
    "r": 58,
    "g": 95,
    "b": 218
  },
  "hsl": {
    "h": 226.125,
    "s": 68.376,
    "l": 54.118
  },
  "oklch": {
    "l": 0.5319,
    "c": 0.19298,
    "h": 266.9
  },
  "luminance": 0.14146
}

Semantic roles & 50–950 ramp

primary

#3A5FDA

secondary

#DACA96

accent

#C33DEB

background

#F9F8FE

surface

#F1F0FC

border

#CBCBD5

text

#0D0C16

muted

#7E7D84

Preview Lab

Preview with #3A5FDA

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

Preview Lab → · Contrast checker → · Palette generator →