#3149A7#3149A7

#3149A7 is a dark, vivid blue. Relative luminance 0.082; OKLCH L 44.3% C 0.154 H 268.5°. Best body text is #FFFFFF at 7.95:1 contrast (WCAG AA passes).

Color values

HEX	#3149A7
RGB	rgb(49, 73, 167)
HSL	hsl(228, 55%, 42%)
HSV	hsv(228, 71%, 65%)
CMYK	cmyk(70.7%, 56.3%, 0%, 34.5%)
CIE-LAB	lab(34.41, 23.55, -53.37)
CIE-LCH	lch(34.41, 58.34, 293.81°)
OKLab	oklab(44.34% -0.0039 -0.1537)
OKLCH	oklch(44.34% 0.154 268.5)
XYZ	xyz(10.6218, 8.2070, 37.5761)
Luminance	0.0821 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3149A7 #A78F31

analogous

#3184A7 #3149A7 #5431A7

triadic

#3149A7 #A73149 #49A731

tetradic

#3149A7 #A73184 #A78F31 #31A754

square

#3149A7 #A73184 #A78F31 #31A754

split-complementary

#3149A7 #A75431 #84A731

monochromatic

#152048 #233478 #3149A7 #4B65CA #7A8DD8

Accessibility & contrast

On white

7.95

#3149A7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.64

#3149A7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3149A7

7.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3149A7	#FFFFFF	#000000	##FFFFFF
##3149A7	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)

#0057AA

Deuteranopia (green-blind)

#004CA5

Tritanopia (blue-blind)

#006071

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #3149a7;
/* rgb */ color: rgb(49, 73, 167);
/* oklch */ color: oklch(44.3% 0.154 268.5);

Tailwind

colors: {
  custom: {
    50: '#787bc2',
    500: '#3149a7',
    950: '#000000',
  },
}

SCSS

$custom: #3149a7;
$custom-light: #787bc2;
$custom-dark: #000000;

JSON

{
  "hex": "#3149a7",
  "rgb": {
    "r": 49,
    "g": 73,
    "b": 167
  },
  "hsl": {
    "h": 227.797,
    "s": 54.63,
    "l": 42.353
  },
  "oklch": {
    "l": 0.44343,
    "c": 0.15373,
    "h": 268.5
  },
  "luminance": 0.08208
}

Semantic roles & 50–950 ramp

primary

#3149A7

secondary

#C1B173

accent

#C04ADE

background

#F7F7FC

surface

#EEEDF8

border

#C9C8D1

text

#0A0912

muted

#7C7B81

Preview Lab

Preview with #3149A7

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

Preview Lab → · Contrast checker → · Palette generator →