#557BA2#557BA2

#557BA2 is a mid, moderate cyan. Relative luminance 0.187; OKLCH L 57.1% C 0.074 H 249.9°. Best body text is #000000 at 4.74:1 contrast (WCAG AA passes).

Color values

HEX	#557BA2
RGB	rgb(85, 123, 162)
HSL	hsl(210, 31%, 48%)
HSV	hsv(210, 48%, 64%)
CMYK	cmyk(47.5%, 24.1%, 0%, 36.5%)
CIE-LAB	lab(50.34, -2.32, -25.02)
CIE-LCH	lch(50.34, 25.13, 264.70°)
OKLab	oklab(57.06% -0.0256 -0.0698)
OKLCH	oklch(57.06% 0.074 249.9)
XYZ	xyz(17.3486, 18.7047, 36.8716)
Luminance	0.1871 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#557BA2 #A27C55

analogous

#55A1A2 #557BA2 #5555A2

triadic

#557BA2 #A2557B #7BA255

tetradic

#557BA2 #A255A1 #A27C55 #55A255

square

#557BA2 #A255A1 #A27C55 #55A255

split-complementary

#557BA2 #A25555 #A1A255

monochromatic

#2B3E52 #405D7A #557BA2 #7B9ABA #A3B8CF

Accessibility & contrast

On white

4.43

#557BA2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.74

#557BA2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #557BA2

4.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##557BA2	#FFFFFF	#000000	##000000
##557BA2	1.00	4.43	4.74	4.74
#FFFFFF	4.43	1.00	21.00	21.00
#000000	4.74	21.00	1.00	1.00
##000000	4.74	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6B7CA4

Deuteranopia (green-blind)

#6274A1

Tritanopia (blue-blind)

#348488

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #557ba2;
/* rgb */ color: rgb(85, 123, 162);
/* oklch */ color: oklch(57.1% 0.074 249.9);

Tailwind

colors: {
  custom: {
    50: '#89a1bd',
    500: '#557ba2',
    950: '#000000',
  },
}

SCSS

$custom: #557ba2;
$custom-light: #89a1bd;
$custom-dark: #000000;

JSON

{
  "hex": "#557ba2",
  "rgb": {
    "r": 85,
    "g": 123,
    "b": 162
  },
  "hsl": {
    "h": 210.39,
    "s": 31.174,
    "l": 48.431
  },
  "oklch": {
    "l": 0.57062,
    "c": 0.0743,
    "h": 249.9
  },
  "luminance": 0.18706
}

Semantic roles & 50–950 ramp

primary

#557BA2

secondary

#BCAA97

accent

#9560C7

background

#F8F9FB

surface

#F0F2F6

border

#CBCCD0

text

#0C0E12

muted

#7D7E81

Preview Lab

Preview with #557BA2

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

Preview Lab → · Contrast checker → · Palette generator →