#514BBB#514BBB

#514BBB is a mid, vivid blue. Relative luminance 0.104; OKLCH L 48.4% C 0.171 H 280.3°. Best body text is #FFFFFF at 6.83:1 contrast (WCAG AA passes).

Color values

HEX	#514BBB
RGB	rgb(81, 75, 187)
HSL	hsl(243, 45%, 51%)
HSV	hsv(243, 60%, 73%)
CMYK	cmyk(56.7%, 59.9%, 0%, 26.7%)
CIE-LAB	lab(38.50, 34.56, -58.49)
CIE-LCH	lch(38.50, 67.94, 300.58°)
OKLab	oklab(48.4% 0.0305 -0.1679)
OKLCH	oklch(48.4% 0.171 280.3)
XYZ	xyz(14.8762, 10.3684, 48.2215)
Luminance	0.1037 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 2.70

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#514BBB #B5BB4B

analogous

#4B7DBB #514BBB #894BBB

triadic

#514BBB #BB514B #4BBB51

tetradic

#514BBB #BB4B7D #B5BB4B #4BBB89

square

#514BBB #BB4B7D #B5BB4B #4BBB89

split-complementary

#514BBB #BB894B #7DBB4B

monochromatic

#2A2665 #3C3792 #514BBB #7C77CC #A7A4DD

Accessibility & contrast

On white

6.83

#514BBB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.07

#514BBB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #514BBB

6.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##514BBB	#FFFFFF	#000000	##FFFFFF
##514BBB	1.00	6.83	3.07	6.83
#FFFFFF	6.83	1.00	21.00	1.00
#000000	3.07	21.00	1.00	21.00
##FFFFFF	6.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005FBF

Deuteranopia (green-blind)

#0056B9

Tritanopia (blue-blind)

#18667C

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #514bbb;
/* rgb */ color: rgb(81, 75, 187);
/* oklch */ color: oklch(48.4% 0.171 280.3);

Tailwind

colors: {
  custom: {
    50: '#8b7dd0',
    500: '#514bbb',
    950: '#000000',
  },
}

SCSS

$custom: #514bbb;
$custom-light: #8b7dd0;
$custom-dark: #000000;

JSON

{
  "hex": "#514bbb",
  "rgb": {
    "r": 81,
    "g": 75,
    "b": 187
  },
  "hsl": {
    "h": 243.214,
    "s": 45.161,
    "l": 51.373
  },
  "oklch": {
    "l": 0.48395,
    "c": 0.17064,
    "h": 280.3
  },
  "luminance": 0.10369
}

Semantic roles & 50–950 ramp

primary

#514BBB

secondary

#C7CA98

accent

#D553CE

background

#F9F7FC

surface

#F1EEF9

border

#CBC9D2

text

#0D0A14

muted

#7E7C82

Preview Lab

Preview with #514BBB

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

Preview Lab → · Contrast checker → · Palette generator →