#3C45CB#3C45CB

#3C45CB is a mid, highly saturated blue. Relative luminance 0.095; OKLCH L 47.3% C 0.204 H 272.7°. Best body text is #FFFFFF at 7.23:1 contrast (WCAG AA passes).

Color values

HEX	#3C45CB
RGB	rgb(60, 69, 203)
HSL	hsl(236, 58%, 52%)
HSV	hsv(236, 70%, 80%)
CMYK	cmyk(70.4%, 66%, 0%, 20.4%)
CIE-LAB	lab(36.98, 40.43, -70.36)
CIE-LCH	lch(36.98, 81.15, 299.89°)
OKLab	oklab(47.32% 0.0096 -0.2033)
OKLCH	oklch(47.32% 0.204 272.7)
XYZ	xyz(14.7675, 9.5273, 57.5490)
Luminance	0.0953 (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

#3C45CB #CBC23C

analogous

#3C8DCB #3C45CB #7B3CCB

triadic

#3C45CB #CB3C45 #45CB3C

tetradic

#3C45CB #CB3C8D #CBC23C #3CCB7B

square

#3C45CB #CB3C8D #CBC23C #3CCB7B

split-complementary

#3C45CB #CB7B3C #8DCB3C

monochromatic

#1E236F #2A329F #3C45CB #6C73D8 #9DA1E5

Accessibility & contrast

On white

7.23

#3C45CB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.91

#3C45CB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3C45CB

7.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C45CB	#FFFFFF	#000000	##FFFFFF
##3C45CB	1.00	7.23	2.91	7.23
#FFFFFF	7.23	1.00	21.00	1.00
#000000	2.91	21.00	1.00	21.00
##FFFFFF	7.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005ECF

Deuteranopia (green-blind)

#0050C8

Tritanopia (blue-blind)

#006982

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #3c45cb;
/* rgb */ color: rgb(60, 69, 203);
/* oklch */ color: oklch(47.3% 0.204 272.7);

Tailwind

colors: {
  custom: {
    50: '#8579dc',
    500: '#3c45cb',
    950: '#000000',
  },
}

SCSS

$custom: #3c45cb;
$custom-light: #8579dc;
$custom-dark: #000000;

JSON

{
  "hex": "#3c45cb",
  "rgb": {
    "r": 60,
    "g": 69,
    "b": 203
  },
  "hsl": {
    "h": 236.224,
    "s": 57.895,
    "l": 51.569
  },
  "oklch": {
    "l": 0.47323,
    "c": 0.20355,
    "h": 272.7
  },
  "luminance": 0.09529
}

Semantic roles & 50–950 ramp

primary

#3C45CB

secondary

#D1CD92

accent

#D747E1

background

#F8F7FD

surface

#F0EDFB

border

#CBC8D4

text

#0D0915

muted

#7D7B83

Preview Lab

Preview with #3C45CB

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

Preview Lab → · Contrast checker → · Palette generator →