#515FA0#515FA0

#515FA0 is a mid, moderate blue. Relative luminance 0.125; OKLCH L 50.4% C 0.105 H 272.9°. Best body text is #FFFFFF at 6.01:1 contrast (WCAG AA passes).

Color values

HEX	#515FA0
RGB	rgb(81, 95, 160)
HSL	hsl(229, 33%, 47%)
HSV	hsv(229, 49%, 63%)
CMYK	cmyk(49.4%, 40.6%, 0%, 37.3%)
CIE-LAB	lab(41.96, 13.17, -36.99)
CIE-LCH	lch(41.96, 39.26, 289.60°)
OKLab	oklab(50.44% 0.0054 -0.1046)
OKLCH	oklch(50.44% 0.105 272.9)
XYZ	xyz(13.8287, 12.4710, 34.9293)
Luminance	0.1247 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#515FA0 #A09251

analogous

#5187A0 #515FA0 #6B51A0

triadic

#515FA0 #A0515F #5FA051

tetradic

#515FA0 #A05187 #A09251 #51A06B

square

#515FA0 #A05187 #A09251 #51A06B

split-complementary

#515FA0 #A06B51 #87A051

monochromatic

#282F4F #3C4777 #515FA0 #7581B9 #9EA6CE

Accessibility & contrast

On white

6.01

#515FA0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.49

#515FA0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #515FA0

6.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##515FA0	#FFFFFF	#000000	##FFFFFF
##515FA0	1.00	6.01	3.49	6.01
#FFFFFF	6.01	1.00	21.00	1.00
#000000	3.49	21.00	1.00	21.00
##FFFFFF	6.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4667A3

Deuteranopia (green-blind)

#3E609F

Tritanopia (blue-blind)

#326D78

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #515fa0;
/* rgb */ color: rgb(81, 95, 160);
/* oklch */ color: oklch(50.4% 0.105 272.9);

Tailwind

colors: {
  custom: {
    50: '#878cbc',
    500: '#515fa0',
    950: '#000000',
  },
}

SCSS

$custom: #515fa0;
$custom-light: #878cbc;
$custom-dark: #000000;

JSON

{
  "hex": "#515fa0",
  "rgb": {
    "r": 81,
    "g": 95,
    "b": 160
  },
  "hsl": {
    "h": 229.367,
    "s": 32.78,
    "l": 47.255
  },
  "oklch": {
    "l": 0.50444,
    "c": 0.10473,
    "h": 272.9
  },
  "luminance": 0.12472
}

Semantic roles & 50–950 ramp

primary

#515FA0

secondary

#BBB492

accent

#B65FC9

background

#F8F8FB

surface

#F0F0F6

border

#CBCBD0

text

#0C0C12

muted

#7D7D81

Preview Lab

Preview with #515FA0

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

Preview Lab → · Contrast checker → · Palette generator →