#3C61CB#3C61CB

#3C61CB is a mid, vivid blue. Relative luminance 0.138; OKLCH L 52.5% C 0.170 H 266.2°. Best body text is #FFFFFF at 5.58:1 contrast (WCAG AA passes).

Color values

HEX	#3C61CB
RGB	rgb(60, 97, 203)
HSL	hsl(224, 58%, 52%)
HSV	hsv(224, 70%, 80%)
CMYK	cmyk(70.4%, 52.2%, 0%, 20.4%)
CIE-LAB	lab(43.97, 22.73, -58.97)
CIE-LCH	lch(43.97, 63.20, 291.08°)
OKLab	oklab(52.52% -0.0114 -0.1696)
OKLCH	oklch(52.52% 0.17 266.2)
XYZ	xyz(16.9139, 13.8201, 58.2645)
Luminance	0.1382 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C61CB #CBA63C

analogous

#3CA8CB #3C61CB #5F3CCB

triadic

#3C61CB #CB3C61 #61CB3C

tetradic

#3C61CB #CB3CA8 #CBA63C #3CCB5F

square

#3C61CB #CB3CA8 #CBA63C #3CCB5F

split-complementary

#3C61CB #CB5F3C #A8CB3C

monochromatic

#1E336F #2A499F #3C61CB #6C88D8 #9DAFE5

Accessibility & contrast

On white

5.58

#3C61CB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.76

#3C61CB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3C61CB

5.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C61CB	#FFFFFF	#000000	##FFFFFF
##3C61CB	1.00	5.58	3.76	5.58
#FFFFFF	5.58	1.00	21.00	1.00
#000000	3.76	21.00	1.00	21.00
##FFFFFF	5.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A6FCF

Deuteranopia (green-blind)

#0062C9

Tritanopia (blue-blind)

#007A8D

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #3c61cb;
/* rgb */ color: rgb(60, 97, 203);
/* oklch */ color: oklch(52.5% 0.170 266.2);

Tailwind

colors: {
  custom: {
    50: '#838ddc',
    500: '#3c61cb',
    950: '#000000',
  },
}

SCSS

$custom: #3c61cb;
$custom-light: #838ddc;
$custom-dark: #000000;

JSON

{
  "hex": "#3c61cb",
  "rgb": {
    "r": 60,
    "g": 97,
    "b": 203
  },
  "hsl": {
    "h": 224.476,
    "s": 57.895,
    "l": 51.569
  },
  "oklch": {
    "l": 0.52523,
    "c": 0.16994,
    "h": 266.2
  },
  "luminance": 0.13822
}

Semantic roles & 50–950 ramp

primary

#3C61CB

secondary

#D1C192

accent

#B947E1

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0C15

muted

#7D7D83

Preview Lab

Preview with #3C61CB

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

Preview Lab → · Contrast checker → · Palette generator →