#615BB0#615BB0

#615BB0 is a mid, vivid blue. Relative luminance 0.132; OKLCH L 51.8% C 0.131 H 284.1°. Best body text is #FFFFFF at 5.78:1 contrast (WCAG AA passes).

Color values

HEX	#615BB0
RGB	rgb(97, 91, 176)
HSL	hsl(244, 35%, 52%)
HSV	hsv(244, 48%, 69%)
CMYK	cmyk(44.9%, 48.3%, 0%, 31%)
CIE-LAB	lab(43.00, 24.64, -44.71)
CIE-LCH	lch(43.00, 51.05, 298.86°)
OKLab	oklab(51.84% 0.0317 -0.1268)
OKLCH	oklch(51.84% 0.131 284.1)
XYZ	xyz(16.5050, 13.1574, 42.7359)
Luminance	0.1316 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#615BB0 #AAB05B

analogous

#5B80B0 #615BB0 #8B5BB0

triadic

#615BB0 #B0615B #5BB061

tetradic

#615BB0 #B05B80 #AAB05B #5BB08B

square

#615BB0 #B05B80 #AAB05B #5BB08B

split-complementary

#615BB0 #B08B5B #80B05B

monochromatic

#332F62 #48438B #615BB0 #8984C4 #B1AED8

Accessibility & contrast

On white

5.78

#615BB0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.63

#615BB0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #615BB0

5.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##615BB0	#FFFFFF	#000000	##FFFFFF
##615BB0	1.00	5.78	3.63	5.78
#FFFFFF	5.78	1.00	21.00	1.00
#000000	3.63	21.00	1.00	21.00
##FFFFFF	5.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3868B3

Deuteranopia (green-blind)

#3563AE

Tritanopia (blue-blind)

#486D7D

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #615bb0;
/* rgb */ color: rgb(97, 91, 176);
/* oklch */ color: oklch(51.8% 0.131 284.1);

Tailwind

colors: {
  custom: {
    50: '#9289c8',
    500: '#615bb0',
    950: '#000000',
  },
}

SCSS

$custom: #615bb0;
$custom-light: #9289c8;
$custom-dark: #000000;

JSON

{
  "hex": "#615bb0",
  "rgb": {
    "r": 97,
    "g": 91,
    "b": 176
  },
  "hsl": {
    "h": 244.235,
    "s": 34.979,
    "l": 52.353
  },
  "oklch": {
    "l": 0.51839,
    "c": 0.13074,
    "h": 284.1
  },
  "luminance": 0.13158
}

Semantic roles & 50–950 ramp

primary

#615BB0

secondary

#C3C6A1

accent

#CB5DC3

background

#F9F8FC

surface

#F2F0F8

border

#CCCBD1

text

#0D0B13

muted

#7E7C82

Preview Lab

Preview with #615BB0

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

Preview Lab → · Contrast checker → · Palette generator →