#3C73CF#3C73CF

#3C73CF is a mid, vivid blue. Relative luminance 0.177; OKLCH L 56.6% C 0.154 H 260.1°. Best body text is #FFFFFF at 4.62:1 contrast (WCAG AA passes).

Color values

HEX	#3C73CF
RGB	rgb(60, 115, 207)
HSL	hsl(218, 60%, 52%)
HSV	hsv(218, 71%, 81%)
CMYK	cmyk(71%, 44.4%, 0%, 18.8%)
CIE-LAB	lab(49.16, 12.78, -52.91)
CIE-LCH	lch(49.16, 54.43, 283.58°)
OKLab	oklab(56.57% -0.0265 -0.1514)
OKLCH	oklch(56.57% 0.154 260.1)
XYZ	xyz(19.2526, 17.7251, 61.4260)
Luminance	0.1773 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C73CF #CF983C

analogous

#3CBDCF #3C73CF #4F3CCF

triadic

#3C73CF #CF3C73 #73CF3C

tetradic

#3C73CF #CF3CBD #CF983C #3CCF4F

square

#3C73CF #CF3CBD #CF983C #3CCF4F

split-complementary

#3C73CF #CF4F3C #BDCF3C

monochromatic

#1D3D74 #2957A5 #3C73CF #6D96DB #9EBAE7

Accessibility & contrast

On white

4.62

#3C73CF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.55

#3C73CF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #3C73CF

4.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C73CF	#FFFFFF	#000000	##FFFFFF
##3C73CF	1.00	4.62	4.55	4.62
#FFFFFF	4.62	1.00	21.00	1.00
#000000	4.55	21.00	1.00	21.00
##FFFFFF	4.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#457CD3

Deuteranopia (green-blind)

#296FCD

Tritanopia (blue-blind)

#008897

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #3c73cf;
/* rgb */ color: rgb(60, 115, 207);
/* oklch */ color: oklch(56.6% 0.154 260.1);

Tailwind

colors: {
  custom: {
    50: '#839ade',
    500: '#3c73cf',
    950: '#000000',
  },
}

SCSS

$custom: #3c73cf;
$custom-light: #839ade;
$custom-dark: #000000;

JSON

{
  "hex": "#3c73cf",
  "rgb": {
    "r": 60,
    "g": 115,
    "b": 207
  },
  "hsl": {
    "h": 217.551,
    "s": 60.494,
    "l": 52.353
  },
  "oklch": {
    "l": 0.56572,
    "c": 0.15374,
    "h": 260.1
  },
  "luminance": 0.17727
}

Semantic roles & 50–950 ramp

primary

#3C73CF

secondary

#D3BB93

accent

#A844E4

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #3C73CF

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

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