#3C59C8#3C59C8

#3C59C8 is a mid, vivid blue. Relative luminance 0.123; OKLCH L 50.7% C 0.176 H 268.4°. Best body text is #FFFFFF at 6.08:1 contrast (WCAG AA passes).

Color values

HEX	#3C59C8
RGB	rgb(60, 89, 200)
HSL	hsl(228, 56%, 51%)
HSV	hsv(228, 70%, 78%)
CMYK	cmyk(70%, 55.5%, 0%, 21.6%)
CIE-LAB	lab(41.65, 26.77, -61.01)
CIE-LCH	lch(41.65, 66.62, 293.69°)
OKLab	oklab(50.7% -0.005 -0.1757)
OKLCH	oklch(50.7% 0.176 268.4)
XYZ	xyz(15.8576, 12.2740, 56.1658)
Luminance	0.1228 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C59C8 #C8AB3C

analogous

#3C9FC8 #3C59C8 #653CC8

triadic

#3C59C8 #C83C59 #59C83C

tetradic

#3C59C8 #C83C9F #C8AB3C #3CC865

square

#3C59C8 #C83C9F #C8AB3C #3CC865

split-complementary

#3C59C8 #C8653C #9FC83C

monochromatic

#1E2E6B #2C439B #3C59C8 #6C82D5 #9BAAE3

Accessibility & contrast

On white

6.08

#3C59C8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.46

#3C59C8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3C59C8

6.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C59C8	#FFFFFF	#000000	##FFFFFF
##3C59C8	1.00	6.08	3.46	6.08
#FFFFFF	6.08	1.00	21.00	1.00
#000000	3.46	21.00	1.00	21.00
##FFFFFF	6.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0069CC

Deuteranopia (green-blind)

#005CC6

Tritanopia (blue-blind)

#007488

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #3c59c8;
/* rgb */ color: rgb(60, 89, 200);
/* oklch */ color: oklch(50.7% 0.176 268.4);

Tailwind

colors: {
  custom: {
    50: '#8387d9',
    500: '#3c59c8',
    950: '#000000',
  },
}

SCSS

$custom: #3c59c8;
$custom-light: #8387d9;
$custom-dark: #000000;

JSON

{
  "hex": "#3c59c8",
  "rgb": {
    "r": 60,
    "g": 89,
    "b": 200
  },
  "hsl": {
    "h": 227.571,
    "s": 56,
    "l": 50.98
  },
  "oklch": {
    "l": 0.50701,
    "c": 0.17574,
    "h": 268.4
  },
  "luminance": 0.12276
}

Semantic roles & 50–950 ramp

primary

#3C59C8

secondary

#CFC291

accent

#C049DF

background

#F8F8FD

surface

#F0EFFB

border

#CBCAD4

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #3C59C8

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

Preview Lab → · Contrast checker → · Palette generator →