#515EA9#515EA9

#515EA9 is a mid, moderate blue. Relative luminance 0.126; OKLCH L 50.8% C 0.119 H 274.0°. Best body text is #FFFFFF at 5.96:1 contrast (WCAG AA passes).

Color values

HEX	#515EA9
RGB	rgb(81, 94, 169)
HSL	hsl(231, 35%, 49%)
HSV	hsv(231, 52%, 66%)
CMYK	cmyk(52.1%, 44.4%, 0%, 33.7%)
CIE-LAB	lab(42.18, 16.72, -41.96)
CIE-LCH	lch(42.18, 45.17, 291.72°)
OKLab	oklab(50.78% 0.0083 -0.1191)
OKLCH	oklch(50.78% 0.119 274)
XYZ	xyz(14.5552, 12.6184, 39.1970)
Luminance	0.1262 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#515EA9 #A99C51

analogous

#518AA9 #515EA9 #7051A9

triadic

#515EA9 #A9515E #5EA951

tetradic

#515EA9 #A9518A #A99C51 #51A970

square

#515EA9 #A9518A #A99C51 #51A970

split-complementary

#515EA9 #A97051 #8AA951

monochromatic

#293056 #3D4780 #515EA9 #7983BF #A2A9D2

Accessibility & contrast

On white

5.96

#515EA9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.52

#515EA9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #515EA9

5.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##515EA9	#FFFFFF	#000000	##FFFFFF
##515EA9	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)

#3F67AC

Deuteranopia (green-blind)

#3560A7

Tritanopia (blue-blind)

#2B6E7B

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #515ea9;
/* rgb */ color: rgb(81, 94, 169);
/* oklch */ color: oklch(50.8% 0.119 274.0);

Tailwind

colors: {
  custom: {
    50: '#888bc3',
    500: '#515ea9',
    950: '#000000',
  },
}

SCSS

$custom: #515ea9;
$custom-light: #888bc3;
$custom-dark: #000000;

JSON

{
  "hex": "#515ea9",
  "rgb": {
    "r": 81,
    "g": 94,
    "b": 169
  },
  "hsl": {
    "h": 231.136,
    "s": 35.2,
    "l": 49.02
  },
  "oklch": {
    "l": 0.50782,
    "c": 0.11943,
    "h": 274
  },
  "luminance": 0.12619
}

Semantic roles & 50–950 ramp

primary

#515EA9

secondary

#C0BA96

accent

#BB5DCB

background

#F8F8FC

surface

#F0F0F8

border

#CBCBD1

text

#0C0C12

muted

#7D7D81

Preview Lab

Preview with #515EA9

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

Preview Lab → · Contrast checker → · Palette generator →