#3B5ECC#3B5ECC

#3B5ECC is a mid, vivid blue. Relative luminance 0.133; OKLCH L 51.9% C 0.175 H 266.8°. Best body text is #FFFFFF at 5.74:1 contrast (WCAG AA passes).

Color values

HEX	#3B5ECC
RGB	rgb(59, 94, 204)
HSL	hsl(226, 59%, 52%)
HSV	hsv(226, 71%, 80%)
CMYK	cmyk(71.1%, 53.9%, 0%, 20%)
CIE-LAB	lab(43.20, 24.88, -60.80)
CIE-LCH	lch(43.20, 65.69, 292.25°)
OKLab	oklab(51.95% -0.0097 -0.175)
OKLCH	oklch(51.95% 0.175 266.8)
XYZ	xyz(16.7016, 13.2931, 58.8007)
Luminance	0.1330 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B5ECC #CCA93B

analogous

#3BA7CC #3B5ECC #613BCC

triadic

#3B5ECC #CC3B5E #5ECC3B

tetradic

#3B5ECC #CC3BA7 #CCA93B #3BCC61

square

#3B5ECC #CC3BA7 #CCA93B #3BCC61

split-complementary

#3B5ECC #CC613B #A7CC3B

monochromatic

#1D3170 #2A46A0 #3B5ECC #6C86D9 #9CAEE5

Accessibility & contrast

On white

5.74

#3B5ECC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.66

#3B5ECC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3B5ECC

5.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B5ECC	#FFFFFF	#000000	##FFFFFF
##3B5ECC	1.00	5.74	3.66	5.74
#FFFFFF	5.74	1.00	21.00	1.00
#000000	3.66	21.00	1.00	21.00
##FFFFFF	5.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#036DD0

Deuteranopia (green-blind)

#0060CA

Tritanopia (blue-blind)

#00798C

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #3b5ecc;
/* rgb */ color: rgb(59, 94, 204);
/* oklch */ color: oklch(51.9% 0.175 266.8);

Tailwind

colors: {
  custom: {
    50: '#838bdc',
    500: '#3b5ecc',
    950: '#000000',
  },
}

SCSS

$custom: #3b5ecc;
$custom-light: #838bdc;
$custom-dark: #000000;

JSON

{
  "hex": "#3b5ecc",
  "rgb": {
    "r": 59,
    "g": 94,
    "b": 204
  },
  "hsl": {
    "h": 225.517,
    "s": 58.704,
    "l": 51.569
  },
  "oklch": {
    "l": 0.51949,
    "c": 0.17527,
    "h": 266.8
  },
  "luminance": 0.13295
}

Semantic roles & 50–950 ramp

primary

#3B5ECC

secondary

#D1C292

accent

#BC46E2

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #3B5ECC

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

Preview Lab → · Contrast checker → · Palette generator →