#515DDA#515DDA

#515DDA is a mid, vivid blue. Relative luminance 0.146; OKLCH L 54.0% C 0.189 H 274.0°. Best body text is #FFFFFF at 5.35:1 contrast (WCAG AA passes).

Color values

HEX	#515DDA
RGB	rgb(81, 93, 218)
HSL	hsl(235, 65%, 59%)
HSV	hsv(235, 63%, 85%)
CMYK	cmyk(62.8%, 57.3%, 0%, 14.5%)
CIE-LAB	lab(45.13, 33.68, -65.62)
CIE-LCH	lch(45.13, 73.76, 297.17°)
OKLab	oklab(54.03% 0.0134 -0.1887)
OKLCH	oklch(54.03% 0.189 274)
XYZ	xyz(19.9584, 14.6383, 68.0898)
Luminance	0.1464 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#515DDA #DACE51

analogous

#51A1DA #515DDA #8951DA

triadic

#515DDA #DA515D #5DDA51

tetradic

#515DDA #DA51A1 #DACE51 #51DA89

square

#515DDA #DA51A1 #DACE51 #51DA89

split-complementary

#515DDA #DA8951 #A1DA51

monochromatic

#1F2992 #2A37C4 #515DDA #838CE5 #B6BBEF

Accessibility & contrast

On white

5.35

#515DDA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.93

#515DDA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #515DDA

5.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##515DDA	#FFFFFF	#000000	##FFFFFF
##515DDA	1.00	5.35	3.93	5.35
#FFFFFF	5.35	1.00	21.00	1.00
#000000	3.93	21.00	1.00	21.00
##FFFFFF	5.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0071DE

Deuteranopia (green-blind)

#0065D7

Tritanopia (blue-blind)

#007B92

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #515dda;
/* rgb */ color: rgb(81, 93, 218);
/* oklch */ color: oklch(54.0% 0.189 274.0);

Tailwind

colors: {
  custom: {
    50: '#908ae6',
    500: '#515dda',
    950: '#000000',
  },
}

SCSS

$custom: #515dda;
$custom-light: #908ae6;
$custom-dark: #000000;

JSON

{
  "hex": "#515dda",
  "rgb": {
    "r": 81,
    "g": 93,
    "b": 218
  },
  "hsl": {
    "h": 234.745,
    "s": 64.929,
    "l": 58.627
  },
  "oklch": {
    "l": 0.54031,
    "c": 0.1892,
    "h": 274
  },
  "luminance": 0.1464
}

Semantic roles & 50–950 ramp

primary

#515DDA

secondary

#DEDAA8

accent

#D940E8

background

#F9F8FE

surface

#F2F0FC

border

#CCCBD5

text

#0E0C16

muted

#7E7D84

Preview Lab

Preview with #515DDA

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

Preview Lab → · Contrast checker → · Palette generator →