#3761AA#3761AA

#3761AA is a mid, vivid blue. Relative luminance 0.123; OKLCH L 50.0% C 0.126 H 260.7°. Best body text is #FFFFFF at 6.08:1 contrast (WCAG AA passes).

Color values

HEX	#3761AA
RGB	rgb(55, 97, 170)
HSL	hsl(218, 51%, 44%)
HSV	hsv(218, 68%, 67%)
CMYK	cmyk(67.6%, 42.9%, 0%, 33.3%)
CIE-LAB	lab(41.63, 9.89, -43.52)
CIE-LCH	lch(41.63, 44.63, 282.80°)
OKLab	oklab(49.99% -0.0204 -0.1242)
OKLCH	oklch(49.99% 0.126 260.7)
XYZ	xyz(13.1034, 12.2626, 39.6988)
Luminance	0.1226 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3761AA #AA8037

analogous

#379BAA #3761AA #4737AA

triadic

#3761AA #AA3761 #61AA37

tetradic

#3761AA #AA379B #AA8037 #37AA47

square

#3761AA #AA379B #AA8037 #37AA47

split-complementary

#3761AA #AA4737 #9BAA37

monochromatic

#192C4E #28477C #3761AA #5680C8 #84A2D7

Accessibility & contrast

On white

6.08

#3761AA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.45

#3761AA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3761AA

6.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3761AA	#FFFFFF	#000000	##FFFFFF
##3761AA	1.00	6.08	3.45	6.08
#FFFFFF	6.08	1.00	21.00	1.00
#000000	3.45	21.00	1.00	21.00
##FFFFFF	6.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F68AD

Deuteranopia (green-blind)

#2C5DA8

Tritanopia (blue-blind)

#00727D

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #3761aa;
/* rgb */ color: rgb(55, 97, 170);
/* oklch */ color: oklch(50.0% 0.126 260.7);

Tailwind

colors: {
  custom: {
    50: '#7a8dc4',
    500: '#3761aa',
    950: '#000000',
  },
}

SCSS

$custom: #3761aa;
$custom-light: #7a8dc4;
$custom-dark: #000000;

JSON

{
  "hex": "#3761aa",
  "rgb": {
    "r": 55,
    "g": 97,
    "b": 170
  },
  "hsl": {
    "h": 218.087,
    "s": 51.111,
    "l": 44.118
  },
  "oklch": {
    "l": 0.49989,
    "c": 0.12587,
    "h": 260.7
  },
  "luminance": 0.12264
}

Semantic roles & 50–950 ramp

primary

#3761AA

secondary

#C1A87C

accent

#A74DDB

background

#F7F8FC

surface

#EEF0F8

border

#C9CBD1

text

#0A0C12

muted

#7C7D81

Preview Lab

Preview with #3761AA

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

Preview Lab → · Contrast checker → · Palette generator →