#557CAA#557CAA

#557CAA is a mid, moderate cyan. Relative luminance 0.192; OKLCH L 57.7% C 0.084 H 253.2°. Best body text is #000000 at 4.85:1 contrast (WCAG AA passes).

Color values

HEX	#557CAA
RGB	rgb(85, 124, 170)
HSL	hsl(212, 33%, 50%)
HSV	hsv(212, 50%, 67%)
CMYK	cmyk(50%, 27.1%, 0%, 33.3%)
CIE-LAB	lab(50.98, -0.46, -28.69)
CIE-LCH	lch(50.98, 28.69, 269.08°)
OKLab	oklab(57.68% -0.0242 -0.0803)
OKLCH	oklch(57.68% 0.084 253.2)
XYZ	xyz(18.2072, 19.2476, 40.7781)
Luminance	0.1925 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#557CAA #AA8355

analogous

#55A6AA #557CAA #5955AA

triadic

#557CAA #AA557C #7CAA55

tetradic

#557CAA #AA55A6 #AA8355 #55AA59

square

#557CAA #AA55A6 #AA8355 #55AA59

split-complementary

#557CAA #AA5955 #A6AA55

monochromatic

#2C4058 #415E81 #557CAA #7E9BBE #A7BBD3

Accessibility & contrast

On white

4.33

#557CAA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.85

#557CAA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #557CAA

4.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##557CAA	#FFFFFF	#000000	##000000
##557CAA	1.00	4.33	4.85	4.85
#FFFFFF	4.33	1.00	21.00	21.00
#000000	4.85	21.00	1.00	1.00
##000000	4.85	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A7EAC

Deuteranopia (green-blind)

#5F76A9

Tritanopia (blue-blind)

#2D868C

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #557caa;
/* rgb */ color: rgb(85, 124, 170);
/* oklch */ color: oklch(57.7% 0.084 253.2);

Tailwind

colors: {
  custom: {
    50: '#8aa1c3',
    500: '#557caa',
    950: '#000000',
  },
}

SCSS

$custom: #557caa;
$custom-light: #8aa1c3;
$custom-dark: #000000;

JSON

{
  "hex": "#557caa",
  "rgb": {
    "r": 85,
    "g": 124,
    "b": 170
  },
  "hsl": {
    "h": 212.471,
    "s": 33.333,
    "l": 50
  },
  "oklch": {
    "l": 0.57675,
    "c": 0.08384,
    "h": 253.2
  },
  "luminance": 0.19249
}

Semantic roles & 50–950 ramp

primary

#557CAA

secondary

#C0AF9A

accent

#985EC9

background

#F8F9FC

surface

#F0F2F8

border

#CBCCD1

text

#0C0F12

muted

#7D7E81

Preview Lab

Preview with #557CAA

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

Preview Lab → · Contrast checker → · Palette generator →