#557CA7#557CA7

#557CA7 is a mid, moderate cyan. Relative luminance 0.191; OKLCH L 57.5% C 0.080 H 251.6°. Best body text is #000000 at 4.83:1 contrast (WCAG AA passes).

Color values

HEX	#557CA7
RGB	rgb(85, 124, 167)
HSL	hsl(211, 33%, 49%)
HSV	hsv(211, 49%, 65%)
CMYK	cmyk(49.1%, 25.7%, 0%, 34.5%)
CIE-LAB	lab(50.85, -1.39, -27.15)
CIE-LCH	lch(50.85, 27.18, 267.08°)
OKLab	oklab(57.53% -0.0252 -0.0758)
OKLCH	oklch(57.53% 0.08 251.6)
XYZ	xyz(17.9266, 19.1354, 39.3006)
Luminance	0.1914 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#557CA7 #A78055

analogous

#55A5A7 #557CA7 #5755A7

triadic

#557CA7 #A7557C #7CA755

tetradic

#557CA7 #A755A5 #A78055 #55A757

square

#557CA7 #A755A5 #A78055 #55A757

split-complementary

#557CA7 #A75755 #A5A755

monochromatic

#2C4056 #405E7E #557CA7 #7D9BBD #A5BAD1

Accessibility & contrast

On white

4.35

#557CA7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.83

#557CA7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #557CA7

4.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##557CA7	#FFFFFF	#000000	##000000
##557CA7	1.00	4.35	4.83	4.83
#FFFFFF	4.35	1.00	21.00	21.00
#000000	4.83	21.00	1.00	1.00
##000000	4.83	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6B7EA9

Deuteranopia (green-blind)

#6175A6

Tritanopia (blue-blind)

#30868B

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #557ca7;
/* rgb */ color: rgb(85, 124, 167);
/* oklch */ color: oklch(57.5% 0.080 251.6);

Tailwind

colors: {
  custom: {
    50: '#89a1c1',
    500: '#557ca7',
    950: '#000000',
  },
}

SCSS

$custom: #557ca7;
$custom-light: #89a1c1;
$custom-dark: #000000;

JSON

{
  "hex": "#557ca7",
  "rgb": {
    "r": 85,
    "g": 124,
    "b": 167
  },
  "hsl": {
    "h": 211.463,
    "s": 32.54,
    "l": 49.412
  },
  "oklch": {
    "l": 0.5753,
    "c": 0.07992,
    "h": 251.6
  },
  "luminance": 0.19137
}

Semantic roles & 50–950 ramp

primary

#557CA7

secondary

#BFAD99

accent

#965FC9

background

#F8F9FB

surface

#F0F2F7

border

#CBCCD0

text

#0C0F12

muted

#7D7E81

Preview Lab

Preview with #557CA7

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

Preview Lab → · Contrast checker → · Palette generator →