#3769AF#3769AF

#3769AF is a mid, vivid blue. Relative luminance 0.140; OKLCH L 52.1% C 0.124 H 257.2°. Best body text is #FFFFFF at 5.52:1 contrast (WCAG AA passes).

Color values

HEX	#3769AF
RGB	rgb(55, 105, 175)
HSL	hsl(215, 52%, 45%)
HSV	hsv(215, 69%, 69%)
CMYK	cmyk(68.6%, 40%, 0%, 31.4%)
CIE-LAB	lab(44.25, 6.64, -42.29)
CIE-LCH	lch(44.25, 42.80, 278.92°)
OKLab	oklab(52.11% -0.0273 -0.1205)
OKLCH	oklch(52.11% 0.124 257.2)
XYZ	xyz(14.3622, 14.0091, 42.4962)
Luminance	0.1401 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3769AF #AF7D37

analogous

#37A5AF #3769AF #4137AF

triadic

#3769AF #AF3769 #69AF37

tetradic

#3769AF #AF37A5 #AF7D37 #37AF41

square

#3769AF #AF37A5 #AF7D37 #37AF41

split-complementary

#3769AF #AF4137 #A5AF37

monochromatic

#1A3152 #284D80 #3769AF #5988CB #87A9D9

Accessibility & contrast

On white

5.52

#3769AF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.80

#3769AF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3769AF

5.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3769AF	#FFFFFF	#000000	##FFFFFF
##3769AF	1.00	5.52	3.80	5.52
#FFFFFF	5.52	1.00	21.00	1.00
#000000	3.80	21.00	1.00	21.00
##FFFFFF	5.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#496FB2

Deuteranopia (green-blind)

#3763AE

Tritanopia (blue-blind)

#007983

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #3769af;
/* rgb */ color: rgb(55, 105, 175);
/* oklch */ color: oklch(52.1% 0.124 257.2);

Tailwind

colors: {
  custom: {
    50: '#7b93c7',
    500: '#3769af',
    950: '#000000',
  },
}

SCSS

$custom: #3769af;
$custom-light: #7b93c7;
$custom-dark: #000000;

JSON

{
  "hex": "#3769af",
  "rgb": {
    "r": 55,
    "g": 105,
    "b": 175
  },
  "hsl": {
    "h": 215,
    "s": 52.174,
    "l": 45.098
  },
  "oklch": {
    "l": 0.5211,
    "c": 0.12354,
    "h": 257.2
  },
  "luminance": 0.14011
}

Semantic roles & 50–950 ramp

primary

#3769AF

secondary

#C3A77F

accent

#A04CDC

background

#F8F9FC

surface

#EFF1F8

border

#CACBD1

text

#0A0D13

muted

#7C7E82

Preview Lab

Preview with #3769AF

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

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