#3A4ECB#3A4ECB

#3A4ECB is a mid, vivid blue. Relative luminance 0.107; OKLCH L 48.8% C 0.194 H 270.4°. Best body text is #FFFFFF at 6.70:1 contrast (WCAG AA passes).

Color values

HEX	#3A4ECB
RGB	rgb(58, 78, 203)
HSL	hsl(232, 58%, 51%)
HSV	hsv(232, 71%, 80%)
CMYK	cmyk(71.4%, 61.6%, 0%, 20.4%)
CIE-LAB	lab(39.00, 34.60, -67.06)
CIE-LCH	lch(39.00, 75.46, 297.29°)
OKLab	oklab(48.77% 0.0014 -0.1936)
OKLCH	oklch(48.77% 0.194 270.4)
XYZ	xyz(15.2451, 10.6586, 57.7422)
Luminance	0.1066 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A4ECB #CBB73A

analogous

#3A96CB #3A4ECB #6E3ACB

triadic

#3A4ECB #CB3A4E #4ECB3A

tetradic

#3A4ECB #CB3A96 #CBB73A #3ACB6E

square

#3A4ECB #CB3A96 #CBB73A #3ACB6E

split-complementary

#3A4ECB #CB6E3A #96CB3A

monochromatic

#1D286E #2A3A9E #3A4ECB #6A7AD8 #9BA5E5

Accessibility & contrast

On white

6.70

#3A4ECB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.13

#3A4ECB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3A4ECB

6.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A4ECB	#FFFFFF	#000000	##FFFFFF
##3A4ECB	1.00	6.70	3.13	6.70
#FFFFFF	6.70	1.00	21.00	1.00
#000000	3.13	21.00	1.00	21.00
##FFFFFF	6.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0063CF

Deuteranopia (green-blind)

#0055C9

Tritanopia (blue-blind)

#006E85

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #3a4ecb;
/* rgb */ color: rgb(58, 78, 203);
/* oklch */ color: oklch(48.8% 0.194 270.4);

Tailwind

colors: {
  custom: {
    50: '#837fdc',
    500: '#3a4ecb',
    950: '#000000',
  },
}

SCSS

$custom: #3a4ecb;
$custom-light: #837fdc;
$custom-dark: #000000;

JSON

{
  "hex": "#3a4ecb",
  "rgb": {
    "r": 58,
    "g": 78,
    "b": 203
  },
  "hsl": {
    "h": 231.724,
    "s": 58.233,
    "l": 51.176
  },
  "oklch": {
    "l": 0.48774,
    "c": 0.19364,
    "h": 270.4
  },
  "luminance": 0.1066
}

Semantic roles & 50–950 ramp

primary

#3A4ECB

secondary

#D0C890

accent

#CC46E1

background

#F8F7FD

surface

#F0EEFB

border

#CBC9D4

text

#0C0A15

muted

#7D7C83

Preview Lab

Preview with #3A4ECB

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

Preview Lab → · Contrast checker → · Palette generator →