#3A3EB0#3A3EB0

#3A3EB0 is a dark, vivid blue. Relative luminance 0.075; OKLCH L 43.6% C 0.177 H 274.7°. Best body text is #FFFFFF at 8.41:1 contrast (WCAG AA passes).

Color values

HEX	#3A3EB0
RGB	rgb(58, 62, 176)
HSL	hsl(238, 50%, 46%)
HSV	hsv(238, 67%, 69%)
CMYK	cmyk(67%, 64.8%, 0%, 31%)
CIE-LAB	lab(32.87, 35.21, -61.23)
CIE-LCH	lch(32.87, 70.63, 299.90°)
OKLab	oklab(43.57% 0.0145 -0.1766)
OKLCH	oklch(43.57% 0.177 274.7)
XYZ	xyz(11.3014, 7.4784, 41.9138)
Luminance	0.0748 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A3EB0 #B0AC3A

analogous

#3A79B0 #3A3EB0 #713AB0

triadic

#3A3EB0 #B03A3E #3EB03A

tetradic

#3A3EB0 #B03A79 #B0AC3A #3AB071

square

#3A3EB0 #B03A79 #B0AC3A #3AB071

split-complementary

#3A3EB0 #B0713A #79B03A

monochromatic

#1C1E54 #2B2E82 #3A3EB0 #5D61CA #8B8ED9

Accessibility & contrast

On white

8.41

#3A3EB0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.50

#3A3EB0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A3EB0

8.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A3EB0	#FFFFFF	#000000	##FFFFFF
##3A3EB0	1.00	8.41	2.50	8.41
#FFFFFF	8.41	1.00	21.00	1.00
#000000	2.50	21.00	1.00	21.00
##FFFFFF	8.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053B4

Deuteranopia (green-blind)

#0048AE

Tritanopia (blue-blind)

#005B71

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #3a3eb0;
/* rgb */ color: rgb(58, 62, 176);
/* oklch */ color: oklch(43.6% 0.177 274.7);

Tailwind

colors: {
  custom: {
    50: '#7f73c9',
    500: '#3a3eb0',
    950: '#000000',
  },
}

SCSS

$custom: #3a3eb0;
$custom-light: #7f73c9;
$custom-dark: #000000;

JSON

{
  "hex": "#3a3eb0",
  "rgb": {
    "r": 58,
    "g": 62,
    "b": 176
  },
  "hsl": {
    "h": 237.966,
    "s": 50.427,
    "l": 45.882
  },
  "oklch": {
    "l": 0.4357,
    "c": 0.17725,
    "h": 274.7
  },
  "luminance": 0.07479
}

Semantic roles & 50–950 ramp

primary

#3A3EB0

secondary

#C3C182

accent

#D54EDA

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #3A3EB0

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

Preview Lab → · Contrast checker → · Palette generator →