#5154DD#5154DD

#5154DD is a mid, highly saturated blue. Relative luminance 0.133; OKLCH L 52.7% C 0.204 H 275.9°. Best body text is #FFFFFF at 5.73:1 contrast (WCAG AA passes).

Color values

HEX	#5154DD
RGB	rgb(81, 84, 221)
HSL	hsl(239, 67%, 59%)
HSV	hsv(239, 63%, 87%)
CMYK	cmyk(63.3%, 62%, 0%, 13.3%)
CIE-LAB	lab(43.22, 40.17, -70.44)
CIE-LCH	lch(43.22, 81.09, 299.70°)
OKLab	oklab(52.69% 0.0209 -0.203)
OKLCH	oklch(52.69% 0.204 275.9)
XYZ	xyz(19.6105, 13.3088, 69.9280)
Luminance	0.1331 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5154DD #DDDA51

analogous

#519ADD #5154DD #9451DD

triadic

#5154DD #DD5154 #54DD51

tetradic

#5154DD #DD519A #DDDA51 #51DD94

square

#5154DD #DD519A #DDDA51 #51DD94

split-complementary

#5154DD #DD9451 #9ADD51

monochromatic

#1D2096 #272BC9 #5154DD #8486E7 #B7B9F1

Accessibility & contrast

On white

5.73

#5154DD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.66

#5154DD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5154DD

5.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5154DD	#FFFFFF	#000000	##FFFFFF
##5154DD	1.00	5.73	3.66	5.73
#FFFFFF	5.73	1.00	21.00	1.00
#000000	3.66	21.00	1.00	21.00
##FFFFFF	5.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006CE1

Deuteranopia (green-blind)

#0060DA

Tritanopia (blue-blind)

#007691

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #5154dd;
/* rgb */ color: rgb(81, 84, 221);
/* oklch */ color: oklch(52.7% 0.204 275.9);

Tailwind

colors: {
  custom: {
    50: '#9184e9',
    500: '#5154dd',
    950: '#000000',
  },
}

SCSS

$custom: #5154dd;
$custom-light: #9184e9;
$custom-dark: #000000;

JSON

{
  "hex": "#5154dd",
  "rgb": {
    "r": 81,
    "g": 84,
    "b": 221
  },
  "hsl": {
    "h": 238.714,
    "s": 67.308,
    "l": 59.216
  },
  "oklch": {
    "l": 0.52692,
    "c": 0.20403,
    "h": 275.9
  },
  "luminance": 0.1331
}

Semantic roles & 50–950 ramp

primary

#5154DD

secondary

#E0DFAA

accent

#E63EEA

background

#F9F8FE

surface

#F2EFFD

border

#CCCAD5

text

#0E0B16

muted

#7E7C84

Preview Lab

Preview with #5154DD

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

Preview Lab → · Contrast checker → · Palette generator →