#515EAA#515EAA

#515EAA is a mid, vivid blue. Relative luminance 0.127; OKLCH L 50.8% C 0.121 H 274.0°. Best body text is #FFFFFF at 5.95:1 contrast (WCAG AA passes).

Color values

HEX	#515EAA
RGB	rgb(81, 94, 170)
HSL	hsl(231, 35%, 49%)
HSV	hsv(231, 52%, 67%)
CMYK	cmyk(52.4%, 44.7%, 0%, 33.3%)
CIE-LAB	lab(42.24, 17.04, -42.46)
CIE-LCH	lch(42.24, 45.75, 291.87°)
OKLab	oklab(50.85% 0.0084 -0.1206)
OKLCH	oklch(50.85% 0.121 274)
XYZ	xyz(14.6494, 12.6561, 39.6933)
Luminance	0.1266 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#515EAA #AA9D51

analogous

#518BAA #515EAA #7151AA

triadic

#515EAA #AA515E #5EAA51

tetradic

#515EAA #AA518B #AA9D51 #51AA71

square

#515EAA #AA518B #AA9D51 #51AA71

split-complementary

#515EAA #AA7151 #8BAA51

monochromatic

#2A3057 #3D4781 #515EAA #7983BF #A2AAD3

Accessibility & contrast

On white

5.95

#515EAA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.53

#515EAA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #515EAA

5.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##515EAA	#FFFFFF	#000000	##FFFFFF
##515EAA	1.00	5.95	3.53	5.95
#FFFFFF	5.95	1.00	21.00	1.00
#000000	3.53	21.00	1.00	21.00
##FFFFFF	5.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E68AD

Deuteranopia (green-blind)

#3460A8

Tritanopia (blue-blind)

#2A6E7C

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #515eaa;
/* rgb */ color: rgb(81, 94, 170);
/* oklch */ color: oklch(50.8% 0.121 274.0);

Tailwind

colors: {
  custom: {
    50: '#888bc4',
    500: '#515eaa',
    950: '#000000',
  },
}

SCSS

$custom: #515eaa;
$custom-light: #888bc4;
$custom-dark: #000000;

JSON

{
  "hex": "#515eaa",
  "rgb": {
    "r": 81,
    "g": 94,
    "b": 170
  },
  "hsl": {
    "h": 231.236,
    "s": 35.458,
    "l": 49.216
  },
  "oklch": {
    "l": 0.50845,
    "c": 0.12091,
    "h": 274
  },
  "luminance": 0.12657
}

Semantic roles & 50–950 ramp

primary

#515EAA

secondary

#C0BA97

accent

#BB5CCB

background

#F8F8FC

surface

#F0F0F8

border

#CBCBD1

text

#0C0C12

muted

#7D7D81

Preview Lab

Preview with #515EAA

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

Preview Lab → · Contrast checker → · Palette generator →