#3C45DB#3C45DB

#3C45DB is a mid, highly saturated blue. Relative luminance 0.103; OKLCH L 48.8% C 0.223 H 272.0°. Best body text is #FFFFFF at 6.85:1 contrast (WCAG AA passes).

Color values

HEX	#3C45DB
RGB	rgb(60, 69, 219)
HSL	hsl(237, 69%, 55%)
HSV	hsv(237, 73%, 86%)
CMYK	cmyk(72.6%, 68.5%, 0%, 14.1%)
CIE-LAB	lab(38.43, 45.85, -77.21)
CIE-LCH	lch(38.43, 89.80, 300.71°)
OKLab	oklab(48.81% 0.008 -0.2233)
OKLCH	oklch(48.81% 0.223 272)
XYZ	xyz(16.7735, 10.3296, 68.1139)
Luminance	0.1033 (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

#3C45DB #DBD23C

analogous

#3C94DB #3C45DB #833CDB

triadic

#3C45DB #DB3C45 #45DB3C

tetradic

#3C45DB #DB3C94 #DBD23C #3CDB83

square

#3C45DB #DB3C94 #DBD23C #3CDB83

split-complementary

#3C45DB #DB833C #94DB3C

monochromatic

#181F84 #222AB8 #3C45DB #7076E5 #A3A8EE

Accessibility & contrast

On white

6.85

#3C45DB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.07

#3C45DB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3C45DB

6.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C45DB	#FFFFFF	#000000	##FFFFFF
##3C45DB	1.00	6.85	3.07	6.85
#FFFFFF	6.85	1.00	21.00	1.00
#000000	3.07	21.00	1.00	21.00
##FFFFFF	6.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0062E0

Deuteranopia (green-blind)

#0053D8

Tritanopia (blue-blind)

#006E8B

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #3c45db;
/* rgb */ color: rgb(60, 69, 219);
/* oklch */ color: oklch(48.8% 0.223 272.0);

Tailwind

colors: {
  custom: {
    50: '#8879e7',
    500: '#3c45db',
    950: '#000000',
  },
}

SCSS

$custom: #3c45db;
$custom-light: #8879e7;
$custom-dark: #000000;

JSON

{
  "hex": "#3c45db",
  "rgb": {
    "r": 60,
    "g": 69,
    "b": 219
  },
  "hsl": {
    "h": 236.604,
    "s": 68.831,
    "l": 54.706
  },
  "oklch": {
    "l": 0.48812,
    "c": 0.22348,
    "h": 272
  },
  "luminance": 0.10331
}

Semantic roles & 50–950 ramp

primary

#3C45DB

secondary

#DBD798

accent

#E23CEC

background

#F9F7FE

surface

#F2EDFD

border

#CCC8D5

text

#0D0916

muted

#7E7B84

Preview Lab

Preview with #3C45DB

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

Preview Lab → · Contrast checker → · Palette generator →