#3C59BC#3C59BC

#3C59BC is a mid, vivid blue. Relative luminance 0.117; OKLCH L 49.8% C 0.159 H 267.9°. Best body text is #FFFFFF at 6.27:1 contrast (WCAG AA passes).

Color values

HEX	#3C59BC
RGB	rgb(60, 89, 188)
HSL	hsl(226, 52%, 49%)
HSV	hsv(226, 68%, 74%)
CMYK	cmyk(68.1%, 52.7%, 0%, 26.3%)
CIE-LAB	lab(40.79, 22.43, -55.42)
CIE-LCH	lch(40.79, 59.79, 292.04°)
OKLab	oklab(49.78% -0.0058 -0.1592)
OKLCH	oklch(49.78% 0.159 267.9)
XYZ	xyz(14.5098, 11.7349, 49.0676)
Luminance	0.1174 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C59BC #BC9F3C

analogous

#3C99BC #3C59BC #5F3CBC

triadic

#3C59BC #BC3C59 #59BC3C

tetradic

#3C59BC #BC3C99 #BC9F3C #3CBC5F

square

#3C59BC #BC3C99 #BC9F3C #3CBC5F

split-complementary

#3C59BC #BC5F3C #99BC3C

monochromatic

#1E2D5F #2D438E #3C59BC #677ECE #95A5DD

Accessibility & contrast

On white

6.27

#3C59BC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.35

#3C59BC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3C59BC

6.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C59BC	#FFFFFF	#000000	##FFFFFF
##3C59BC	1.00	6.27	3.35	6.27
#FFFFFF	6.27	1.00	21.00	1.00
#000000	3.35	21.00	1.00	21.00
##FFFFFF	6.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1866C0

Deuteranopia (green-blind)

#005BBA

Tritanopia (blue-blind)

#007182

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #3c59bc;
/* rgb */ color: rgb(60, 89, 188);
/* oklch */ color: oklch(49.8% 0.159 267.9);

Tailwind

colors: {
  custom: {
    50: '#8087d1',
    500: '#3c59bc',
    950: '#000000',
  },
}

SCSS

$custom: #3c59bc;
$custom-light: #8087d1;
$custom-dark: #000000;

JSON

{
  "hex": "#3c59bc",
  "rgb": {
    "r": 60,
    "g": 89,
    "b": 188
  },
  "hsl": {
    "h": 226.406,
    "s": 51.613,
    "l": 48.627
  },
  "oklch": {
    "l": 0.49784,
    "c": 0.15935,
    "h": 267.9
  },
  "luminance": 0.11736
}

Semantic roles & 50–950 ramp

primary

#3C59BC

secondary

#C9BB8B

accent

#BB4DDB

background

#F8F8FC

surface

#F0EFF9

border

#CBCAD2

text

#0B0B14

muted

#7C7C82

Preview Lab

Preview with #3C59BC

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

Preview Lab → · Contrast checker → · Palette generator →