#3C65BC#3C65BC

#3C65BC is a mid, vivid blue. Relative luminance 0.139; OKLCH L 52.3% C 0.144 H 263.3°. Best body text is #FFFFFF at 5.56:1 contrast (WCAG AA passes).

Color values

HEX	#3C65BC
RGB	rgb(60, 101, 188)
HSL	hsl(221, 52%, 49%)
HSV	hsv(221, 68%, 74%)
CMYK	cmyk(68.1%, 46.3%, 0%, 26.3%)
CIE-LAB	lab(44.09, 14.72, -50.11)
CIE-LCH	lch(44.09, 52.23, 286.37°)
OKLab	oklab(52.29% -0.0169 -0.1434)
OKLCH	oklch(52.29% 0.144 263.3)
XYZ	xyz(15.5911, 13.8973, 49.4280)
Luminance	0.1390 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C65BC #BC933C

analogous

#3CA5BC #3C65BC #533CBC

triadic

#3C65BC #BC3C65 #65BC3C

tetradic

#3C65BC #BC3CA5 #BC933C #3CBC53

square

#3C65BC #BC3CA5 #BC933C #3CBC53

split-complementary

#3C65BC #BC533C #A5BC3C

monochromatic

#1E335F #2D4C8E #3C65BC #6788CE #95ACDD

Accessibility & contrast

On white

5.56

#3C65BC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.78

#3C65BC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3C65BC

5.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C65BC	#FFFFFF	#000000	##FFFFFF
##3C65BC	1.00	5.56	3.78	5.56
#FFFFFF	5.56	1.00	21.00	1.00
#000000	3.78	21.00	1.00	21.00
##FFFFFF	5.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#396EBF

Deuteranopia (green-blind)

#1F63BA

Tritanopia (blue-blind)

#007987

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #3c65bc;
/* rgb */ color: rgb(60, 101, 188);
/* oklch */ color: oklch(52.3% 0.144 263.3);

Tailwind

colors: {
  custom: {
    50: '#8090d1',
    500: '#3c65bc',
    950: '#000000',
  },
}

SCSS

$custom: #3c65bc;
$custom-light: #8090d1;
$custom-dark: #000000;

JSON

{
  "hex": "#3c65bc",
  "rgb": {
    "r": 60,
    "g": 101,
    "b": 188
  },
  "hsl": {
    "h": 220.781,
    "s": 51.613,
    "l": 48.627
  },
  "oklch": {
    "l": 0.52294,
    "c": 0.14443,
    "h": 263.3
  },
  "luminance": 0.13899
}

Semantic roles & 50–950 ramp

primary

#3C65BC

secondary

#C9B58B

accent

#AD4DDB

background

#F8F8FC

surface

#EFF0F9

border

#CACBD2

text

#0B0C14

muted

#7C7D82

Preview Lab

Preview with #3C65BC

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

Preview Lab → · Contrast checker → · Palette generator →