#515AE5#515AE5

#515AE5 is a mid, highly saturated blue. Relative luminance 0.147; OKLCH L 54.4% C 0.207 H 274.3°. Best body text is #FFFFFF at 5.32:1 contrast (WCAG AA passes).

Color values

HEX	#515AE5
RGB	rgb(81, 90, 229)
HSL	hsl(236, 74%, 61%)
HSV	hsv(236, 65%, 90%)
CMYK	cmyk(64.6%, 60.7%, 0%, 10.2%)
CIE-LAB	lab(45.24, 39.19, -71.69)
CIE-LCH	lch(45.24, 81.70, 298.66°)
OKLab	oklab(54.37% 0.0157 -0.2066)
OKLCH	oklch(54.37% 0.207 274.3)
XYZ	xyz(21.1877, 14.7170, 75.8376)
Luminance	0.1472 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#515AE5 #E5DC51

analogous

#51A4E5 #515AE5 #9251E5

triadic

#515AE5 #E5515A #5AE551

tetradic

#515AE5 #E551A4 #E5DC51 #51E592

square

#515AE5 #E551A4 #E5DC51 #51E592

split-complementary

#515AE5 #E59251 #A4E551

monochromatic

#1821A3 #202CD8 #515AE5 #868CED #BBBFF5

Accessibility & contrast

On white

5.32

#515AE5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.94

#515AE5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #515AE5

5.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##515AE5	#FFFFFF	#000000	##FFFFFF
##515AE5	1.00	5.32	3.94	5.32
#FFFFFF	5.32	1.00	21.00	1.00
#000000	3.94	21.00	1.00	21.00
##FFFFFF	5.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0072EA

Deuteranopia (green-blind)

#0065E2

Tritanopia (blue-blind)

#007D97

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #515ae5;
/* rgb */ color: rgb(81, 90, 229);
/* oklch */ color: oklch(54.4% 0.207 274.3);

Tailwind

colors: {
  custom: {
    50: '#9289ee',
    500: '#515ae5',
    950: '#000000',
  },
}

SCSS

$custom: #515ae5;
$custom-light: #9289ee;
$custom-dark: #000000;

JSON

{
  "hex": "#515ae5",
  "rgb": {
    "r": 81,
    "g": 90,
    "b": 229
  },
  "hsl": {
    "h": 236.351,
    "s": 74,
    "l": 60.784
  },
  "oklch": {
    "l": 0.54371,
    "c": 0.20718,
    "h": 274.3
  },
  "luminance": 0.14719
}

Semantic roles & 50–950 ramp

primary

#515AE5

secondary

#E5E2AD

accent

#CA0FD6

background

#F9F8FE

surface

#F2F0FD

border

#CCCBD5

text

#0E0B16

muted

#7E7C84

Preview Lab

Preview with #515AE5

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

Preview Lab → · Contrast checker → · Palette generator →