#3A5BC5#3A5BC5

#3A5BC5 is a mid, vivid blue. Relative luminance 0.124; OKLCH L 50.8% C 0.170 H 267.1°. Best body text is #FFFFFF at 6.03:1 contrast (WCAG AA passes).

Color values

HEX	#3A5BC5
RGB	rgb(58, 91, 197)
HSL	hsl(226, 55%, 50%)
HSV	hsv(226, 71%, 77%)
CMYK	cmyk(70.6%, 53.8%, 0%, 22.7%)
CIE-LAB	lab(41.86, 24.12, -58.93)
CIE-LCH	lch(41.86, 63.67, 292.26°)
OKLab	oklab(50.77% -0.0087 -0.1696)
OKLCH	oklch(50.77% 0.17 267.1)
XYZ	xyz(15.5606, 12.4113, 54.3881)
Luminance	0.1241 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A5BC5 #C5A43A

analogous

#3AA1C5 #3A5BC5 #5E3AC5

triadic

#3A5BC5 #C53A5B #5BC53A

tetradic

#3A5BC5 #C53AA1 #C5A43A #3AC55E

square

#3A5BC5 #C53AA1 #C5A43A #3AC55E

split-complementary

#3A5BC5 #C55E3A #A1C53A

monochromatic

#1E2F66 #2C4596 #3A5BC5 #6982D3 #99AAE1

Accessibility & contrast

On white

6.03

#3A5BC5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.48

#3A5BC5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3A5BC5

6.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A5BC5	#FFFFFF	#000000	##FFFFFF
##3A5BC5	1.00	6.03	3.48	6.03
#FFFFFF	6.03	1.00	21.00	1.00
#000000	3.48	21.00	1.00	21.00
##FFFFFF	6.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0769C9

Deuteranopia (green-blind)

#005DC3

Tritanopia (blue-blind)

#007587

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #3a5bc5;
/* rgb */ color: rgb(58, 91, 197);
/* oklch */ color: oklch(50.8% 0.170 267.1);

Tailwind

colors: {
  custom: {
    50: '#8188d7',
    500: '#3a5bc5',
    950: '#000000',
  },
}

SCSS

$custom: #3a5bc5;
$custom-light: #8188d7;
$custom-dark: #000000;

JSON

{
  "hex": "#3a5bc5",
  "rgb": {
    "r": 58,
    "g": 91,
    "b": 197
  },
  "hsl": {
    "h": 225.755,
    "s": 54.51,
    "l": 50
  },
  "oklch": {
    "l": 0.50768,
    "c": 0.16978,
    "h": 267.1
  },
  "luminance": 0.12413
}

Semantic roles & 50–950 ramp

primary

#3A5BC5

secondary

#CDBE8E

accent

#BB4ADE

background

#F8F8FD

surface

#F0EFFA

border

#CBCAD3

text

#0C0B14

muted

#7D7C83

Preview Lab

Preview with #3A5BC5

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

Preview Lab → · Contrast checker → · Palette generator →