#3C73BB#3C73BB

#3C73BB is a mid, vivid cyan. Relative luminance 0.168; OKLCH L 55.3% C 0.127 H 256.0°. Best body text is #FFFFFF at 4.81:1 contrast (WCAG AA passes).

Color values

HEX	#3C73BB
RGB	rgb(60, 115, 187)
HSL	hsl(214, 51%, 48%)
HSV	hsv(214, 68%, 73%)
CMYK	cmyk(67.9%, 38.5%, 0%, 26.7%)
CIE-LAB	lab(48.02, 5.56, -43.26)
CIE-LCH	lch(48.02, 43.61, 277.32°)
OKLab	oklab(55.32% -0.0307 -0.1231)
OKLCH	oklch(55.32% 0.127 256)
XYZ	xyz(16.9606, 16.8083, 49.3545)
Luminance	0.1681 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C73BB #BB843C

analogous

#3CB2BB #3C73BB #453CBB

triadic

#3C73BB #BB3C73 #73BB3C

tetradic

#3C73BB #BB3CB2 #BB843C #3CBB45

square

#3C73BB #BB3CB2 #BB843C #3CBB45

split-complementary

#3C73BB #BB453C #B2BB3C

monochromatic

#1E3A5E #2D578D #3C73BB #6693CE #95B4DD

Accessibility & contrast

On white

4.81

#3C73BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.36

#3C73BB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3C73BB

4.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C73BB	#FFFFFF	#000000	##FFFFFF
##3C73BB	1.00	4.81	4.36	4.81
#FFFFFF	4.81	1.00	21.00	1.00
#000000	4.36	21.00	1.00	21.00
##FFFFFF	4.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5378BE

Deuteranopia (green-blind)

#406DBA

Tritanopia (blue-blind)

#00848E

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #3c73bb;
/* rgb */ color: rgb(60, 115, 187);
/* oklch */ color: oklch(55.3% 0.127 256.0);

Tailwind

colors: {
  custom: {
    50: '#7f9ad0',
    500: '#3c73bb',
    950: '#000000',
  },
}

SCSS

$custom: #3c73bb;
$custom-light: #7f9ad0;
$custom-dark: #000000;

JSON

{
  "hex": "#3c73bb",
  "rgb": {
    "r": 60,
    "g": 115,
    "b": 187
  },
  "hsl": {
    "h": 214.016,
    "s": 51.417,
    "l": 48.431
  },
  "oklch": {
    "l": 0.55315,
    "c": 0.12686,
    "h": 256
  },
  "luminance": 0.1681
}

Semantic roles & 50–950 ramp

primary

#3C73BB

secondary

#C8AE8B

accent

#9D4DDB

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0E14

muted

#7C7E82

Preview Lab

Preview with #3C73BB

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

Preview Lab → · Contrast checker → · Palette generator →