#56599B#56599B

#56599B is a mid, moderate blue. Relative luminance 0.115; OKLCH L 49.3% C 0.104 H 279.9°. Best body text is #FFFFFF at 6.37:1 contrast (WCAG AA passes).

Color values

HEX	#56599B
RGB	rgb(86, 89, 155)
HSL	hsl(237, 29%, 47%)
HSV	hsv(237, 45%, 61%)
CMYK	cmyk(44.5%, 42.6%, 0%, 39.2%)
CIE-LAB	lab(40.39, 16.67, -36.46)
CIE-LCH	lch(40.39, 40.09, 294.57°)
OKLab	oklab(49.25% 0.0179 -0.103)
OKLCH	oklch(49.25% 0.105 279.9)
XYZ	xyz(13.3248, 11.4891, 32.5195)
Luminance	0.1149 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#56599B #9B9856

analogous

#567C9B #56599B #75569B

triadic

#56599B #9B5659 #599B56

tetradic

#56599B #9B567C #9B9856 #569B75

square

#56599B #9B567C #9B9856 #569B75

split-complementary

#56599B #9B7556 #7C9B56

monochromatic

#2A2C4C #404274 #56599B #797CB5 #A1A3CB

Accessibility & contrast

On white

6.37

#56599B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.30

#56599B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #56599B

6.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##56599B	#FFFFFF	#000000	##FFFFFF
##56599B	1.00	6.37	3.30	6.37
#FFFFFF	6.37	1.00	21.00	1.00
#000000	3.30	21.00	1.00	21.00
##FFFFFF	6.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#41629E

Deuteranopia (green-blind)

#3C5D99

Tritanopia (blue-blind)

#406672

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #56599b;
/* rgb */ color: rgb(86, 89, 155);
/* oklch */ color: oklch(49.3% 0.104 279.9);

Tailwind

colors: {
  custom: {
    50: '#8987b9',
    500: '#56599b',
    950: '#000000',
  },
}

SCSS

$custom: #56599b;
$custom-light: #8987b9;
$custom-dark: #000000;

JSON

{
  "hex": "#56599b",
  "rgb": {
    "r": 86,
    "g": 89,
    "b": 155
  },
  "hsl": {
    "h": 237.391,
    "s": 28.631,
    "l": 47.255
  },
  "oklch": {
    "l": 0.49253,
    "c": 0.1045,
    "h": 279.9
  },
  "luminance": 0.1149
}

Semantic roles & 50–950 ramp

primary

#56599B

secondary

#B8B795

accent

#C163C5

background

#F8F8FB

surface

#F0EFF6

border

#CBCAD0

text

#0C0B11

muted

#7D7C80

Preview Lab

Preview with #56599B

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

Preview Lab → · Contrast checker → · Palette generator →