#557EA5#557EA5

#557EA5 is a mid, moderate cyan. Relative luminance 0.196; OKLCH L 57.9% C 0.076 H 248.0°. Best body text is #000000 at 4.91:1 contrast (WCAG AA passes).

Color values

HEX	#557EA5
RGB	rgb(85, 126, 165)
HSL	hsl(209, 32%, 49%)
HSV	hsv(209, 48%, 65%)
CMYK	cmyk(48.5%, 23.6%, 0%, 35.3%)
CIE-LAB	lab(51.35, -3.17, -25.21)
CIE-LCH	lch(51.35, 25.41, 262.83°)
OKLab	oklab(57.9% -0.0283 -0.0703)
OKLCH	oklch(57.9% 0.076 248)
XYZ	xyz(17.9964, 19.5683, 38.4188)
Luminance	0.1957 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#557EA5 #A57C55

analogous

#55A5A4 #557EA5 #5556A5

triadic

#557EA5 #A5557E #7EA555

tetradic

#557EA5 #A455A5 #A57C55 #56A555

square

#557EA5 #A455A5 #A57C55 #56A555

split-complementary

#557EA5 #A55556 #A5A455

monochromatic

#2B4054 #405F7D #557EA5 #7C9CBB #A4BBD0

Accessibility & contrast

On white

4.27

#557EA5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.91

#557EA5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #557EA5

4.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##557EA5	#FFFFFF	#000000	##000000
##557EA5	1.00	4.27	4.91	4.91
#FFFFFF	4.27	1.00	21.00	21.00
#000000	4.91	21.00	1.00	1.00
##000000	4.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6E7FA7

Deuteranopia (green-blind)

#6477A4

Tritanopia (blue-blind)

#31878B

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #557ea5;
/* rgb */ color: rgb(85, 126, 165);
/* oklch */ color: oklch(57.9% 0.076 248.0);

Tailwind

colors: {
  custom: {
    50: '#89a3bf',
    500: '#557ea5',
    950: '#000000',
  },
}

SCSS

$custom: #557ea5;
$custom-light: #89a3bf;
$custom-dark: #000000;

JSON

{
  "hex": "#557ea5",
  "rgb": {
    "r": 85,
    "g": 126,
    "b": 165
  },
  "hsl": {
    "h": 209.25,
    "s": 32,
    "l": 49.02
  },
  "oklch": {
    "l": 0.57895,
    "c": 0.07579,
    "h": 248
  },
  "luminance": 0.1957
}

Semantic roles & 50–950 ramp

primary

#557EA5

secondary

#BEAA98

accent

#9360C8

background

#F8FAFB

surface

#F0F3F7

border

#CBCDD0

text

#0C0F12

muted

#7D7F81

Preview Lab

Preview with #557EA5

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

Preview Lab → · Contrast checker → · Palette generator →