#3761C8#3761C8

#3761C8 is a mid, vivid blue. Relative luminance 0.135; OKLCH L 52.1% C 0.167 H 264.6°. Best body text is #FFFFFF at 5.67:1 contrast (WCAG AA passes).

Color values

HEX	#3761C8
RGB	rgb(55, 97, 200)
HSL	hsl(223, 57%, 50%)
HSV	hsv(223, 73%, 78%)
CMYK	cmyk(72.5%, 51.5%, 0%, 21.6%)
CIE-LAB	lab(43.55, 20.95, -57.93)
CIE-LCH	lch(43.55, 61.60, 289.88°)
OKLab	oklab(52.08% -0.0159 -0.1666)
OKLCH	oklch(52.08% 0.167 264.6)
XYZ	xyz(16.2719, 13.5300, 56.3864)
Luminance	0.1353 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3761C8 #C89E37

analogous

#37A9C8 #3761C8 #5637C8

triadic

#3761C8 #C83761 #61C837

tetradic

#3761C8 #C837A9 #C89E37 #37C856

square

#3761C8 #C837A9 #C89E37 #37C856

split-complementary

#3761C8 #C85637 #A9C837

monochromatic

#1D3268 #2A4A98 #3761C8 #6787D5 #97ADE2

Accessibility & contrast

On white

5.67

#3761C8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.71

#3761C8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3761C8

5.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3761C8	#FFFFFF	#000000	##FFFFFF
##3761C8	1.00	5.67	3.71	5.67
#FFFFFF	5.67	1.00	21.00	1.00
#000000	3.71	21.00	1.00	21.00
##FFFFFF	5.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E6ECC

Deuteranopia (green-blind)

#0061C6

Tritanopia (blue-blind)

#007A8B

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #3761c8;
/* rgb */ color: rgb(55, 97, 200);
/* oklch */ color: oklch(52.1% 0.167 264.6);

Tailwind

colors: {
  custom: {
    50: '#808dd9',
    500: '#3761c8',
    950: '#000000',
  },
}

SCSS

$custom: #3761c8;
$custom-light: #808dd9;
$custom-dark: #000000;

JSON

{
  "hex": "#3761c8",
  "rgb": {
    "r": 55,
    "g": 97,
    "b": 200
  },
  "hsl": {
    "h": 222.621,
    "s": 56.863,
    "l": 50
  },
  "oklch": {
    "l": 0.52077,
    "c": 0.16737,
    "h": 264.6
  },
  "luminance": 0.13532
}

Semantic roles & 50–950 ramp

primary

#3761C8

secondary

#CEBB8D

accent

#B448E0

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0C15

muted

#7D7D83

Preview Lab

Preview with #3761C8

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

Preview Lab → · Contrast checker → · Palette generator →