#515CE0#515CE0

#515CE0 is a mid, vivid blue. Relative luminance 0.148; OKLCH L 54.3% C 0.198 H 274.1°. Best body text is #FFFFFF at 5.31:1 contrast (WCAG AA passes).

Color values

HEX	#515CE0
RGB	rgb(81, 92, 224)
HSL	hsl(235, 70%, 60%)
HSV	hsv(235, 64%, 88%)
CMYK	cmyk(63.8%, 58.9%, 0%, 12.2%)
CIE-LAB	lab(45.34, 36.30, -68.71)
CIE-LCH	lch(45.34, 77.71, 297.85°)
OKLab	oklab(54.32% 0.0142 -0.1978)
OKLCH	oklch(54.32% 0.198 274.1)
XYZ	xyz(20.6706, 14.7837, 72.2708)
Luminance	0.1479 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#515CE0 #E0D551

analogous

#51A3E0 #515CE0 #8E51E0

triadic

#515CE0 #E0515C #5CE051

tetradic

#515CE0 #E051A3 #E0D551 #51E08E

square

#515CE0 #E051A3 #E0D551 #51E08E

split-complementary

#515CE0 #E08E51 #A3E051

monochromatic

#1C259B #2532CF #515CE0 #858DE9 #B9BDF3

Accessibility & contrast

On white

5.31

#515CE0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.96

#515CE0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #515CE0

5.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##515CE0	#FFFFFF	#000000	##FFFFFF
##515CE0	1.00	5.31	3.96	5.31
#FFFFFF	5.31	1.00	21.00	1.00
#000000	3.96	21.00	1.00	21.00
##FFFFFF	5.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0072E4

Deuteranopia (green-blind)

#0065DD

Tritanopia (blue-blind)

#007C95

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #515ce0;
/* rgb */ color: rgb(81, 92, 224);
/* oklch */ color: oklch(54.3% 0.198 274.1);

Tailwind

colors: {
  custom: {
    50: '#918aeb',
    500: '#515ce0',
    950: '#000000',
  },
}

SCSS

$custom: #515ce0;
$custom-light: #918aeb;
$custom-dark: #000000;

JSON

{
  "hex": "#515ce0",
  "rgb": {
    "r": 81,
    "g": 92,
    "b": 224
  },
  "hsl": {
    "h": 235.385,
    "s": 69.756,
    "l": 59.804
  },
  "oklch": {
    "l": 0.5432,
    "c": 0.19831,
    "h": 274.1
  },
  "luminance": 0.14785
}

Semantic roles & 50–950 ramp

primary

#515CE0

secondary

#E2DEAB

accent

#DF3BED

background

#F9F8FE

surface

#F2F0FD

border

#CCCBD5

text

#0E0B16

muted

#7E7C84

Preview Lab

Preview with #515CE0

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

Preview Lab → · Contrast checker → · Palette generator →