#578AAA#578AAA

#578AAA is a mid, moderate cyan. Relative luminance 0.231; OKLCH L 61.0% C 0.073 H 237.2°. Best body text is #000000 at 5.62:1 contrast (WCAG AA passes).

Color values

HEX	#578AAA
RGB	rgb(87, 138, 170)
HSL	hsl(203, 33%, 50%)
HSV	hsv(203, 49%, 67%)
CMYK	cmyk(48.8%, 18.8%, 0%, 33.3%)
CIE-LAB	lab(55.18, -8.07, -22.18)
CIE-LCH	lch(55.18, 23.61, 250.01°)
OKLab	oklab(61.02% -0.0397 -0.0616)
OKLCH	oklch(61.02% 0.073 237.2)
XYZ	xyz(20.2721, 23.1039, 41.4137)
Luminance	0.2311 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#578AAA #AA7757

analogous

#57AAA1 #578AAA #5760AA

triadic

#578AAA #AA578A #8AAA57

tetradic

#578AAA #A157AA #AA7757 #60AA57

square

#578AAA #A157AA #AA7757 #60AA57

split-complementary

#578AAA #AA5760 #AAA157

monochromatic

#2D4859 #426982 #578AAA #80A6BF #A8C3D3

Accessibility & contrast

On white

3.74

#578AAA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.62

#578AAA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #578AAA

5.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##578AAA	#FFFFFF	#000000	##000000
##578AAA	1.00	3.74	5.62	5.62
#FFFFFF	3.74	1.00	21.00	21.00
#000000	5.62	21.00	1.00	1.00
##000000	5.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7B89AC

Deuteranopia (green-blind)

#7080A9

Tritanopia (blue-blind)

#2F9294

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #578aaa;
/* rgb */ color: rgb(87, 138, 170);
/* oklch */ color: oklch(61.0% 0.073 237.2);

Tailwind

colors: {
  custom: {
    50: '#8bacc3',
    500: '#578aaa',
    950: '#000000',
  },
}

SCSS

$custom: #578aaa;
$custom-light: #8bacc3;
$custom-dark: #000000;

JSON

{
  "hex": "#578aaa",
  "rgb": {
    "r": 87,
    "g": 138,
    "b": 170
  },
  "hsl": {
    "h": 203.133,
    "s": 32.806,
    "l": 50.392
  },
  "oklch": {
    "l": 0.61017,
    "c": 0.07329,
    "h": 237.2
  },
  "luminance": 0.23105
}

Semantic roles & 50–950 ramp

primary

#578AAA

secondary

#C1AA9C

accent

#885FC9

background

#F8FAFC

surface

#F0F4F8

border

#CBCED1

text

#0C1012

muted

#7D7F81

Preview Lab

Preview with #578AAA

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

Preview Lab → · Contrast checker → · Palette generator →