#3A45BA#3A45BA

#3A45BA is a mid, vivid blue. Relative luminance 0.087; OKLCH L 45.7% C 0.182 H 272.7°. Best body text is #FFFFFF at 7.66:1 contrast (WCAG AA passes).

Color values

HEX	#3A45BA
RGB	rgb(58, 69, 186)
HSL	hsl(235, 52%, 48%)
HSV	hsv(235, 69%, 73%)
CMYK	cmyk(68.8%, 62.9%, 0%, 27.1%)
CIE-LAB	lab(35.40, 34.29, -63.01)
CIE-LCH	lch(35.40, 71.74, 298.55°)
OKLab	oklab(45.68% 0.0086 -0.1818)
OKLCH	oklch(45.68% 0.182 272.7)
XYZ	xyz(12.7330, 8.6998, 47.4530)
Luminance	0.0870 (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

#3A45BA #BAAF3A

analogous

#3A85BA #3A45BA #6F3ABA

triadic

#3A45BA #BA3A45 #45BA3A

tetradic

#3A45BA #BA3A85 #BAAF3A #3ABA6F

square

#3A45BA #BA3A85 #BAAF3A #3ABA6F

split-complementary

#3A45BA #BA6F3A #85BA3A

monochromatic

#1D225D #2B348B #3A45BA #636CCE #9298DD

Accessibility & contrast

On white

7.66

#3A45BA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.74

#3A45BA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A45BA

7.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A45BA	#FFFFFF	#000000	##FFFFFF
##3A45BA	1.00	7.66	2.74	7.66
#FFFFFF	7.66	1.00	21.00	1.00
#000000	2.74	21.00	1.00	21.00
##FFFFFF	7.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0059BE

Deuteranopia (green-blind)

#004DB8

Tritanopia (blue-blind)

#006379

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #3a45ba;
/* rgb */ color: rgb(58, 69, 186);
/* oklch */ color: oklch(45.7% 0.182 272.7);

Tailwind

colors: {
  custom: {
    50: '#8178d0',
    500: '#3a45ba',
    950: '#000000',
  },
}

SCSS

$custom: #3a45ba;
$custom-light: #8178d0;
$custom-dark: #000000;

JSON

{
  "hex": "#3a45ba",
  "rgb": {
    "r": 58,
    "g": 69,
    "b": 186
  },
  "hsl": {
    "h": 234.844,
    "s": 52.459,
    "l": 47.843
  },
  "oklch": {
    "l": 0.45685,
    "c": 0.18204,
    "h": 272.7
  },
  "luminance": 0.08701
}

Semantic roles & 50–950 ramp

primary

#3A45BA

secondary

#C8C288

accent

#D04CDC

background

#F8F7FC

surface

#F0EDF9

border

#CBC8D2

text

#0C0914

muted

#7D7B82

Preview Lab

Preview with #3A45BA

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

Preview Lab → · Contrast checker → · Palette generator →