#3134AA#3134AA

#3134AA is a dark, vivid blue. Relative luminance 0.060; OKLCH L 40.8% C 0.183 H 273.6°. Best body text is #FFFFFF at 9.54:1 contrast (WCAG AA passes).

Color values

HEX	#3134AA
RGB	rgb(49, 52, 170)
HSL	hsl(239, 55%, 43%)
HSV	hsv(239, 71%, 67%)
CMYK	cmyk(71.2%, 69.4%, 0%, 33.3%)
CIE-LAB	lab(29.44, 38.19, -63.29)
CIE-LCH	lch(29.44, 73.92, 301.11°)
OKLab	oklab(40.76% 0.0116 -0.1829)
OKLCH	oklch(40.76% 0.183 273.6)
XYZ	xyz(9.7479, 6.0103, 38.6688)
Luminance	0.0601 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.25

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3134AA #AAA731

analogous

#3171AA #3134AA #6A31AA

triadic

#3134AA #AA3134 #34AA31

tetradic

#3134AA #AA3171 #AAA731 #31AA6A

square

#3134AA #AA3171 #AAA731 #31AA6A

split-complementary

#3134AA #AA6A31 #71AA31

monochromatic

#16174B #23257A #3134AA #4D50CC #7C7ED9

Accessibility & contrast

On white

9.54

#3134AA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.20

#3134AA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3134AA

9.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3134AA	#FFFFFF	#000000	##FFFFFF
##3134AA	1.00	9.54	2.20	9.54
#FFFFFF	9.54	1.00	21.00	1.00
#000000	2.20	21.00	1.00	21.00
##FFFFFF	9.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004BAE

Deuteranopia (green-blind)

#0040A8

Tritanopia (blue-blind)

#00546B

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #3134aa;
/* rgb */ color: rgb(49, 52, 170);
/* oklch */ color: oklch(40.8% 0.183 273.6);

Tailwind

colors: {
  custom: {
    50: '#7b6cc4',
    500: '#3134aa',
    950: '#000000',
  },
}

SCSS

$custom: #3134aa;
$custom-light: #7b6cc4;
$custom-dark: #000000;

JSON

{
  "hex": "#3134aa",
  "rgb": {
    "r": 49,
    "g": 52,
    "b": 170
  },
  "hsl": {
    "h": 238.512,
    "s": 55.251,
    "l": 42.941
  },
  "oklch": {
    "l": 0.40758,
    "c": 0.18331,
    "h": 273.6
  },
  "luminance": 0.06011
}

Semantic roles & 50–950 ramp

primary

#3134AA

secondary

#C2C075

accent

#DB49DF

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0713

muted

#7C7A82

Preview Lab

Preview with #3134AA

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

Preview Lab → · Contrast checker → · Palette generator →