#515EA1#515EA1

#515EA1 is a mid, moderate blue. Relative luminance 0.123; OKLCH L 50.3% C 0.108 H 273.6°. Best body text is #FFFFFF at 6.06:1 contrast (WCAG AA passes).

Color values

HEX	#515EA1
RGB	rgb(81, 94, 161)
HSL	hsl(230, 33%, 47%)
HSV	hsv(230, 50%, 63%)
CMYK	cmyk(49.7%, 41.6%, 0%, 36.9%)
CIE-LAB	lab(41.73, 14.12, -37.94)
CIE-LCH	lch(41.73, 40.48, 290.42°)
OKLab	oklab(50.29% 0.0068 -0.1074)
OKLCH	oklch(50.29% 0.108 273.6)
XYZ	xyz(13.8270, 12.3271, 35.3621)
Luminance	0.1233 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#515EA1 #A19451

analogous

#5186A1 #515EA1 #6C51A1

triadic

#515EA1 #A1515E #5EA151

tetradic

#515EA1 #A15186 #A19451 #51A16C

square

#515EA1 #A15186 #A19451 #51A16C

split-complementary

#515EA1 #A16C51 #86A151

monochromatic

#282E50 #3D4678 #515EA1 #7581BA #9EA6CE

Accessibility & contrast

On white

6.06

#515EA1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.47

#515EA1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #515EA1

6.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##515EA1	#FFFFFF	#000000	##FFFFFF
##515EA1	1.00	6.06	3.47	6.06
#FFFFFF	6.06	1.00	21.00	1.00
#000000	3.47	21.00	1.00	21.00
##FFFFFF	6.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4466A4

Deuteranopia (green-blind)

#3C5FA0

Tritanopia (blue-blind)

#316C77

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #515ea1;
/* rgb */ color: rgb(81, 94, 161);
/* oklch */ color: oklch(50.3% 0.108 273.6);

Tailwind

colors: {
  custom: {
    50: '#878bbd',
    500: '#515ea1',
    950: '#000000',
  },
}

SCSS

$custom: #515ea1;
$custom-light: #878bbd;
$custom-dark: #000000;

JSON

{
  "hex": "#515ea1",
  "rgb": {
    "r": 81,
    "g": 94,
    "b": 161
  },
  "hsl": {
    "h": 230.25,
    "s": 33.058,
    "l": 47.451
  },
  "oklch": {
    "l": 0.50291,
    "c": 0.10759,
    "h": 273.6
  },
  "luminance": 0.12328
}

Semantic roles & 50–950 ramp

primary

#515EA1

secondary

#BBB593

accent

#B85FC9

background

#F8F8FB

surface

#F0F0F6

border

#CBCBD0

text

#0C0C12

muted

#7D7D81

Preview Lab

Preview with #515EA1

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

Preview Lab → · Contrast checker → · Palette generator →