#3B4FCC#3B4FCC

#3B4FCC is a mid, vivid blue. Relative luminance 0.109; OKLCH L 49.1% C 0.193 H 270.5°. Best body text is #FFFFFF at 6.61:1 contrast (WCAG AA passes).

Color values

HEX	#3B4FCC
RGB	rgb(59, 79, 204)
HSL	hsl(232, 59%, 52%)
HSV	hsv(232, 71%, 80%)
CMYK	cmyk(71.1%, 61.3%, 0%, 20%)
CIE-LAB	lab(39.38, 34.45, -67.02)
CIE-LCH	lch(39.38, 75.35, 297.20°)
OKLab	oklab(49.09% 0.0017 -0.1935)
OKLCH	oklch(49.09% 0.193 270.5)
XYZ	xyz(15.4950, 10.8798, 58.3984)
Luminance	0.1088 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B4FCC #CCB83B

analogous

#3B98CC #3B4FCC #703BCC

triadic

#3B4FCC #CC3B4F #4FCC3B

tetradic

#3B4FCC #CC3B98 #CCB83B #3BCC70

square

#3B4FCC #CC3B98 #CCB83B #3BCC70

split-complementary

#3B4FCC #CC703B #98CC3B

monochromatic

#1D2870 #2A3AA0 #3B4FCC #6C7BD9 #9CA6E5

Accessibility & contrast

On white

6.61

#3B4FCC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.18

#3B4FCC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3B4FCC

6.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B4FCC	#FFFFFF	#000000	##FFFFFF
##3B4FCC	1.00	6.61	3.18	6.61
#FFFFFF	6.61	1.00	21.00	1.00
#000000	3.18	21.00	1.00	21.00
##FFFFFF	6.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0064D0

Deuteranopia (green-blind)

#0056CA

Tritanopia (blue-blind)

#006F86

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #3b4fcc;
/* rgb */ color: rgb(59, 79, 204);
/* oklch */ color: oklch(49.1% 0.193 270.5);

Tailwind

colors: {
  custom: {
    50: '#8480dd',
    500: '#3b4fcc',
    950: '#000000',
  },
}

SCSS

$custom: #3b4fcc;
$custom-light: #8480dd;
$custom-dark: #000000;

JSON

{
  "hex": "#3b4fcc",
  "rgb": {
    "r": 59,
    "g": 79,
    "b": 204
  },
  "hsl": {
    "h": 231.724,
    "s": 58.704,
    "l": 51.569
  },
  "oklch": {
    "l": 0.49092,
    "c": 0.19349,
    "h": 270.5
  },
  "luminance": 0.10881
}

Semantic roles & 50–950 ramp

primary

#3B4FCC

secondary

#D1C892

accent

#CC46E2

background

#F8F7FD

surface

#F0EEFB

border

#CBC9D4

text

#0C0A15

muted

#7D7C83

Preview Lab

Preview with #3B4FCC

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

Preview Lab → · Contrast checker → · Palette generator →