#3746AD#3746AD

#3746AD is a dark, vivid blue. Relative luminance 0.082; OKLCH L 44.6% C 0.164 H 271.7°. Best body text is #FFFFFF at 7.95:1 contrast (WCAG AA passes).

Color values

HEX	#3746AD
RGB	rgb(55, 70, 173)
HSL	hsl(232, 52%, 45%)
HSV	hsv(232, 68%, 68%)
CMYK	cmyk(68.2%, 59.5%, 0%, 32.2%)
CIE-LAB	lab(34.41, 28.60, -56.93)
CIE-LCH	lch(34.41, 63.71, 296.67°)
OKLab	oklab(44.58% 0.0049 -0.164)
OKLCH	oklch(44.58% 0.164 271.7)
XYZ	xyz(11.3060, 8.2086, 40.5157)
Luminance	0.0821 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3746AD #AD9E37

analogous

#3781AD #3746AD #6337AD

triadic

#3746AD #AD3746 #46AD37

tetradic

#3746AD #AD3781 #AD9E37 #37AD63

square

#3746AD #AD3781 #AD9E37 #37AD63

split-complementary

#3746AD #AD6337 #81AD37

monochromatic

#192050 #28337F #3746AD #5766CA #8690D8

Accessibility & contrast

On white

7.95

#3746AD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.64

#3746AD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3746AD

7.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3746AD	#FFFFFF	#000000	##FFFFFF
##3746AD	1.00	7.95	2.64	7.95
#FFFFFF	7.95	1.00	21.00	1.00
#000000	2.64	21.00	1.00	21.00
##FFFFFF	7.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056B0

Deuteranopia (green-blind)

#004CAB

Tritanopia (blue-blind)

#005F72

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #3746ad;
/* rgb */ color: rgb(55, 70, 173);
/* oklch */ color: oklch(44.6% 0.164 271.7);

Tailwind

colors: {
  custom: {
    50: '#7c79c6',
    500: '#3746ad',
    950: '#000000',
  },
}

SCSS

$custom: #3746ad;
$custom-light: #7c79c6;
$custom-dark: #000000;

JSON

{
  "hex": "#3746ad",
  "rgb": {
    "r": 55,
    "g": 70,
    "b": 173
  },
  "hsl": {
    "h": 232.373,
    "s": 51.754,
    "l": 44.706
  },
  "oklch": {
    "l": 0.44579,
    "c": 0.16412,
    "h": 271.7
  },
  "luminance": 0.0821
}

Semantic roles & 50–950 ramp

primary

#3746AD

secondary

#C2BA7D

accent

#C94DDB

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0B0913

muted

#7C7B82

Preview Lab

Preview with #3746AD

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

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