#515FA4#515FA4

#515FA4 is a mid, moderate blue. Relative luminance 0.126; OKLCH L 50.7% C 0.111 H 273.2°. Best body text is #FFFFFF at 5.96:1 contrast (WCAG AA passes).

Color values

HEX	#515FA4
RGB	rgb(81, 95, 164)
HSL	hsl(230, 34%, 48%)
HSV	hsv(230, 51%, 64%)
CMYK	cmyk(50.6%, 42.1%, 0%, 35.7%)
CIE-LAB	lab(42.17, 14.46, -39.01)
CIE-LCH	lch(42.17, 41.61, 290.34°)
OKLab	oklab(50.68% 0.0062 -0.1105)
OKLCH	oklch(50.68% 0.111 273.2)
XYZ	xyz(14.1843, 12.6132, 36.8019)
Luminance	0.1261 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#515FA4 #A49651

analogous

#5188A4 #515FA4 #6C51A4

triadic

#515FA4 #A4515F #5FA451

tetradic

#515FA4 #A45188 #A49651 #51A46C

square

#515FA4 #A45188 #A49651 #51A46C

split-complementary

#515FA4 #A46C51 #88A451

monochromatic

#293052 #3D477B #515FA4 #7782BC #A0A8D0

Accessibility & contrast

On white

5.96

#515FA4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.52

#515FA4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #515FA4

5.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##515FA4	#FFFFFF	#000000	##FFFFFF
##515FA4	1.00	5.96	3.52	5.96
#FFFFFF	5.96	1.00	21.00	1.00
#000000	3.52	21.00	1.00	21.00
##FFFFFF	5.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4367A7

Deuteranopia (green-blind)

#3B60A2

Tritanopia (blue-blind)

#2F6E79

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #515fa4;
/* rgb */ color: rgb(81, 95, 164);
/* oklch */ color: oklch(50.7% 0.111 273.2);

Tailwind

colors: {
  custom: {
    50: '#878cbf',
    500: '#515fa4',
    950: '#000000',
  },
}

SCSS

$custom: #515fa4;
$custom-light: #878cbf;
$custom-dark: #000000;

JSON

{
  "hex": "#515fa4",
  "rgb": {
    "r": 81,
    "g": 95,
    "b": 164
  },
  "hsl": {
    "h": 229.88,
    "s": 33.878,
    "l": 48.039
  },
  "oklch": {
    "l": 0.50684,
    "c": 0.11068,
    "h": 273.2
  },
  "luminance": 0.12614
}

Semantic roles & 50–950 ramp

primary

#515FA4

secondary

#BDB694

accent

#B85ECA

background

#F8F8FB

surface

#F0F0F7

border

#CBCBD0

text

#0C0C12

muted

#7D7D81

Preview Lab

Preview with #515FA4

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

Preview Lab → · Contrast checker → · Palette generator →