#3140AF#3140AF

#3140AF is a dark, vivid blue. Relative luminance 0.074; OKLCH L 43.3% C 0.176 H 271.0°. Best body text is #FFFFFF at 8.46:1 contrast (WCAG AA passes).

Color values

HEX	#3140AF
RGB	rgb(49, 64, 175)
HSL	hsl(233, 56%, 44%)
HSV	hsv(233, 72%, 69%)
CMYK	cmyk(72%, 63.4%, 0%, 31.4%)
CIE-LAB	lab(32.73, 32.39, -60.88)
CIE-LCH	lch(32.73, 68.96, 298.01°)
OKLab	oklab(43.3% 0.0031 -0.1758)
OKLCH	oklch(43.3% 0.176 271)
XYZ	xyz(10.8353, 7.4138, 41.4091)
Luminance	0.0741 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3140AF #AFA031

analogous

#317FAF #3140AF #6131AF

triadic

#3140AF #AF3140 #40AF31

tetradic

#3140AF #AF317F #AFA031 #31AF61

square

#3140AF #AF317F #AFA031 #31AF61

split-complementary

#3140AF #AF6131 #7FAF31

monochromatic

#161D4F #242F7F #3140AF #4F5ECE #7F8ADB

Accessibility & contrast

On white

8.46

#3140AF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.48

#3140AF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3140AF

8.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3140AF	#FFFFFF	#000000	##FFFFFF
##3140AF	1.00	8.46	2.48	8.46
#FFFFFF	8.46	1.00	21.00	1.00
#000000	2.48	21.00	1.00	21.00
##FFFFFF	8.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053B3

Deuteranopia (green-blind)

#0047AD

Tritanopia (blue-blind)

#005D71

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #3140af;
/* rgb */ color: rgb(49, 64, 175);
/* oklch */ color: oklch(43.3% 0.176 271.0);

Tailwind

colors: {
  custom: {
    50: '#7b75c8',
    500: '#3140af',
    950: '#000000',
  },
}

SCSS

$custom: #3140af;
$custom-light: #7b75c8;
$custom-dark: #000000;

JSON

{
  "hex": "#3140af",
  "rgb": {
    "r": 49,
    "g": 64,
    "b": 175
  },
  "hsl": {
    "h": 232.857,
    "s": 56.25,
    "l": 43.922
  },
  "oklch": {
    "l": 0.43296,
    "c": 0.17588,
    "h": 271
  },
  "luminance": 0.07415
}

Semantic roles & 50–950 ramp

primary

#3140AF

secondary

#C4BB78

accent

#CE48E0

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #3140AF

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

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