#515DA2#515DA2

#515DA2 is a mid, moderate blue. Relative luminance 0.122; OKLCH L 50.1% C 0.110 H 274.3°. Best body text is #FFFFFF at 6.11:1 contrast (WCAG AA passes).

Color values

HEX	#515DA2
RGB	rgb(81, 93, 162)
HSL	hsl(231, 33%, 48%)
HSV	hsv(231, 50%, 64%)
CMYK	cmyk(50%, 42.6%, 0%, 36.5%)
CIE-LAB	lab(41.51, 15.08, -38.88)
CIE-LCH	lch(41.51, 41.71, 291.20°)
OKLab	oklab(50.14% 0.0083 -0.1101)
OKLCH	oklch(50.14% 0.11 274.3)
XYZ	xyz(13.8272, 12.1858, 35.7989)
Luminance	0.1219 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#515DA2 #A29651

analogous

#5185A2 #515DA2 #6D51A2

triadic

#515DA2 #A2515D #5DA251

tetradic

#515DA2 #A25185 #A29651 #51A26D

square

#515DA2 #A25185 #A29651 #51A26D

split-complementary

#515DA2 #A26D51 #85A251

monochromatic

#282E50 #3D4679 #515DA2 #7680BA #9FA6CF

Accessibility & contrast

On white

6.11

#515DA2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.44

#515DA2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #515DA2

6.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##515DA2	#FFFFFF	#000000	##FFFFFF
##515DA2	1.00	6.11	3.44	6.11
#FFFFFF	6.11	1.00	21.00	1.00
#000000	3.44	21.00	1.00	21.00
##FFFFFF	6.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4265A5

Deuteranopia (green-blind)

#3A5FA0

Tritanopia (blue-blind)

#316C77

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #515da2;
/* rgb */ color: rgb(81, 93, 162);
/* oklch */ color: oklch(50.1% 0.110 274.3);

Tailwind

colors: {
  custom: {
    50: '#878abe',
    500: '#515da2',
    950: '#000000',
  },
}

SCSS

$custom: #515da2;
$custom-light: #878abe;
$custom-dark: #000000;

JSON

{
  "hex": "#515da2",
  "rgb": {
    "r": 81,
    "g": 93,
    "b": 162
  },
  "hsl": {
    "h": 231.111,
    "s": 33.333,
    "l": 47.647
  },
  "oklch": {
    "l": 0.50139,
    "c": 0.11045,
    "h": 274.3
  },
  "luminance": 0.12187
}

Semantic roles & 50–950 ramp

primary

#515DA2

secondary

#BCB693

accent

#BA5EC9

background

#F8F8FB

surface

#F0F0F7

border

#CBCBD0

text

#0C0B12

muted

#7D7C81

Preview Lab

Preview with #515DA2

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

Preview Lab → · Contrast checker → · Palette generator →