#3A5EC3#3A5EC3

#3A5EC3 is a mid, vivid blue. Relative luminance 0.128; OKLCH L 51.2% C 0.163 H 266.0°. Best body text is #FFFFFF at 5.88:1 contrast (WCAG AA passes).

Color values

HEX	#3A5EC3
RGB	rgb(58, 94, 195)
HSL	hsl(224, 54%, 50%)
HSV	hsv(224, 70%, 76%)
CMYK	cmyk(70.3%, 51.8%, 0%, 23.5%)
CIE-LAB	lab(42.53, 21.46, -56.69)
CIE-LCH	lch(42.53, 60.62, 290.73°)
OKLab	oklab(51.23% -0.0114 -0.163)
OKLCH	oklch(51.23% 0.163 266)
XYZ	xyz(15.5945, 12.8435, 53.2764)
Luminance	0.1285 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A5EC3 #C39F3A

analogous

#3AA2C3 #3A5EC3 #5B3AC3

triadic

#3A5EC3 #C33A5E #5EC33A

tetradic

#3A5EC3 #C33AA2 #C39F3A #3AC35B

square

#3A5EC3 #C33AA2 #C39F3A #3AC35B

split-complementary

#3A5EC3 #C35B3A #A2C33A

monochromatic

#1E3165 #2C4794 #3A5EC3 #6884D2 #97AAE0

Accessibility & contrast

On white

5.88

#3A5EC3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.57

#3A5EC3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3A5EC3

5.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A5EC3	#FFFFFF	#000000	##FFFFFF
##3A5EC3	1.00	5.88	3.57	5.88
#FFFFFF	5.88	1.00	21.00	1.00
#000000	3.57	21.00	1.00	21.00
##FFFFFF	5.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1D6BC7

Deuteranopia (green-blind)

#005EC1

Tritanopia (blue-blind)

#007687

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #3a5ec3;
/* rgb */ color: rgb(58, 94, 195);
/* oklch */ color: oklch(51.2% 0.163 266.0);

Tailwind

colors: {
  custom: {
    50: '#818bd6',
    500: '#3a5ec3',
    950: '#000000',
  },
}

SCSS

$custom: #3a5ec3;
$custom-light: #818bd6;
$custom-dark: #000000;

JSON

{
  "hex": "#3a5ec3",
  "rgb": {
    "r": 58,
    "g": 94,
    "b": 195
  },
  "hsl": {
    "h": 224.234,
    "s": 54.15,
    "l": 49.608
  },
  "oklch": {
    "l": 0.51226,
    "c": 0.16335,
    "h": 266
  },
  "luminance": 0.12845
}

Semantic roles & 50–950 ramp

primary

#3A5EC3

secondary

#CCBB8D

accent

#B74ADE

background

#F8F8FD

surface

#F0F0FA

border

#CBCBD3

text

#0C0B14

muted

#7D7C83

Preview Lab

Preview with #3A5EC3

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

Preview Lab → · Contrast checker → · Palette generator →