#3B45CC#3B45CC

#3B45CC is a mid, highly saturated blue. Relative luminance 0.095; OKLCH L 47.4% C 0.205 H 272.4°. Best body text is #FFFFFF at 7.22:1 contrast (WCAG AA passes).

Color values

HEX	#3B45CC
RGB	rgb(59, 69, 204)
HSL	hsl(236, 59%, 52%)
HSV	hsv(236, 71%, 80%)
CMYK	cmyk(71.1%, 66.2%, 0%, 20%)
CIE-LAB	lab(37.01, 40.66, -70.89)
CIE-LCH	lch(37.01, 81.72, 299.84°)
OKLab	oklab(47.36% 0.0084 -0.2049)
OKLCH	oklch(47.36% 0.205 272.4)
XYZ	xyz(14.8272, 9.5442, 58.1758)
Luminance	0.0955 (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

#3B45CC #CCC23B

analogous

#3B8ECC #3B45CC #7A3BCC

triadic

#3B45CC #CC3B45 #45CC3B

tetradic

#3B45CC #CC3B8E #CCC23B #3BCC7A

square

#3B45CC #CC3B8E #CCC23B #3BCC7A

split-complementary

#3B45CC #CC7A3B #8ECC3B

monochromatic

#1D2370 #2A32A0 #3B45CC #6C73D9 #9CA1E5

Accessibility & contrast

On white

7.22

#3B45CC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.91

#3B45CC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B45CC

7.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B45CC	#FFFFFF	#000000	##FFFFFF
##3B45CC	1.00	7.22	2.91	7.22
#FFFFFF	7.22	1.00	21.00	1.00
#000000	2.91	21.00	1.00	21.00
##FFFFFF	7.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005ED0

Deuteranopia (green-blind)

#0050C9

Tritanopia (blue-blind)

#006982

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #3b45cc;
/* rgb */ color: rgb(59, 69, 204);
/* oklch */ color: oklch(47.4% 0.205 272.4);

Tailwind

colors: {
  custom: {
    50: '#8579dd',
    500: '#3b45cc',
    950: '#000000',
  },
}

SCSS

$custom: #3b45cc;
$custom-light: #8579dd;
$custom-dark: #000000;

JSON

{
  "hex": "#3b45cc",
  "rgb": {
    "r": 59,
    "g": 69,
    "b": 204
  },
  "hsl": {
    "h": 235.862,
    "s": 58.704,
    "l": 51.569
  },
  "oklch": {
    "l": 0.47357,
    "c": 0.20506,
    "h": 272.4
  },
  "luminance": 0.09546
}

Semantic roles & 50–950 ramp

primary

#3B45CC

secondary

#D1CD92

accent

#D746E2

background

#F8F7FD

surface

#F0EDFB

border

#CBC8D4

text

#0D0915

muted

#7D7B83

Preview Lab

Preview with #3B45CC

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

Preview Lab → · Contrast checker → · Palette generator →