#515EA7#515EA7

#515EA7 is a mid, moderate blue. Relative luminance 0.125; OKLCH L 50.7% C 0.116 H 273.9°. Best body text is #FFFFFF at 5.98:1 contrast (WCAG AA passes).

Color values

HEX	#515EA7
RGB	rgb(81, 94, 167)
HSL	hsl(231, 35%, 49%)
HSV	hsv(231, 51%, 65%)
CMYK	cmyk(51.5%, 43.7%, 0%, 34.5%)
CIE-LAB	lab(42.07, 16.07, -40.96)
CIE-LCH	lch(42.07, 44.00, 291.42°)
OKLab	oklab(50.66% 0.0079 -0.1162)
OKLCH	oklch(50.66% 0.116 273.9)
XYZ	xyz(14.3689, 12.5439, 38.2158)
Luminance	0.1255 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#515EA7 #A79A51

analogous

#5189A7 #515EA7 #6F51A7

triadic

#515EA7 #A7515E #5EA751

tetradic

#515EA7 #A75189 #A79A51 #51A76F

square

#515EA7 #A75189 #A79A51 #51A76F

split-complementary

#515EA7 #A76F51 #89A751

monochromatic

#293055 #3D477E #515EA7 #7882BD #A1A8D1

Accessibility & contrast

On white

5.98

#515EA7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.51

#515EA7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #515EA7

5.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##515EA7	#FFFFFF	#000000	##FFFFFF
##515EA7	1.00	5.98	3.51	5.98
#FFFFFF	5.98	1.00	21.00	1.00
#000000	3.51	21.00	1.00	21.00
##FFFFFF	5.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4067AA

Deuteranopia (green-blind)

#3760A5

Tritanopia (blue-blind)

#2C6E7A

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #515ea7;
/* rgb */ color: rgb(81, 94, 167);
/* oklch */ color: oklch(50.7% 0.116 273.9);

Tailwind

colors: {
  custom: {
    50: '#878bc1',
    500: '#515ea7',
    950: '#000000',
  },
}

SCSS

$custom: #515ea7;
$custom-light: #878bc1;
$custom-dark: #000000;

JSON

{
  "hex": "#515ea7",
  "rgb": {
    "r": 81,
    "g": 94,
    "b": 167
  },
  "hsl": {
    "h": 230.93,
    "s": 34.677,
    "l": 48.627
  },
  "oklch": {
    "l": 0.50657,
    "c": 0.11649,
    "h": 273.9
  },
  "luminance": 0.12545
}

Semantic roles & 50–950 ramp

primary

#515EA7

secondary

#BFB895

accent

#BA5DCB

background

#F8F8FB

surface

#F0F0F7

border

#CBCBD0

text

#0C0C12

muted

#7D7D81

Preview Lab

Preview with #515EA7

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

Preview Lab → · Contrast checker → · Palette generator →