#577198#577198

#577198 is a mid, moderate blue. Relative luminance 0.161; OKLCH L 54.4% C 0.069 H 258.3°. Best body text is #FFFFFF at 4.98:1 contrast (WCAG AA passes).

Color values

HEX	#577198
RGB	rgb(87, 113, 152)
HSL	hsl(216, 27%, 47%)
HSV	hsv(216, 43%, 60%)
CMYK	cmyk(42.8%, 25.7%, 0%, 40.4%)
CIE-LAB	lab(47.11, 1.16, -24.15)
CIE-LCH	lch(47.11, 24.18, 272.74°)
OKLab	oklab(54.42% -0.0139 -0.0672)
OKLCH	oklch(54.42% 0.069 258.3)
XYZ	xyz(15.5013, 16.1026, 31.9910)
Luminance	0.1610 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#577198 #987E57

analogous

#579298 #577198 #5E5798

triadic

#577198 #985771 #719857

tetradic

#577198 #985792 #987E57 #57985E

square

#577198 #985792 #987E57 #57985E

split-complementary

#577198 #985E57 #929857

monochromatic

#2A374A #415471 #577198 #7A90B3 #A0B1C9

Accessibility & contrast

On white

4.98

#577198 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.22

#577198 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #577198

4.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##577198	#FFFFFF	#000000	##FFFFFF
##577198	1.00	4.98	4.22	4.98
#FFFFFF	4.98	1.00	21.00	1.00
#000000	4.22	21.00	1.00	21.00
##FFFFFF	4.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#63739A

Deuteranopia (green-blind)

#5B6D97

Tritanopia (blue-blind)

#40797E

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #577198;
/* rgb */ color: rgb(87, 113, 152);
/* oklch */ color: oklch(54.4% 0.069 258.3);

Tailwind

colors: {
  custom: {
    50: '#8999b6',
    500: '#577198',
    950: '#000000',
  },
}

SCSS

$custom: #577198;
$custom-light: #8999b6;
$custom-dark: #000000;

JSON

{
  "hex": "#577198",
  "rgb": {
    "r": 87,
    "g": 113,
    "b": 152
  },
  "hsl": {
    "h": 216,
    "s": 27.197,
    "l": 46.863
  },
  "oklch": {
    "l": 0.54418,
    "c": 0.06865,
    "h": 258.3
  },
  "luminance": 0.16103
}

Semantic roles & 50–950 ramp

primary

#577198

secondary

#B6A994

accent

#9D64C4

background

#F8F9FB

surface

#F0F2F6

border

#CBCCD0

text

#0C0E11

muted

#7D7E80

Preview Lab

Preview with #577198

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

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