#557FA4#557FA4

#557FA4 is a mid, moderate cyan. Relative luminance 0.198; OKLCH L 58.1% C 0.074 H 246.1°. Best body text is #000000 at 4.96:1 contrast (WCAG AA passes).

Color values

HEX	#557FA4
RGB	rgb(85, 127, 164)
HSL	hsl(208, 32%, 49%)
HSV	hsv(208, 48%, 64%)
CMYK	cmyk(48.2%, 22.6%, 0%, 35.7%)
CIE-LAB	lab(51.60, -4.06, -24.24)
CIE-LCH	lch(51.60, 24.58, 260.50°)
OKLab	oklab(58.08% -0.0299 -0.0675)
OKLCH	oklch(58.08% 0.074 246.1)
XYZ	xyz(18.0342, 19.7891, 37.9841)
Luminance	0.1979 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#557FA4 #A47A55

analogous

#55A4A2 #557FA4 #5558A4

triadic

#557FA4 #A4557F #7FA455

tetradic

#557FA4 #A255A4 #A47A55 #58A455

square

#557FA4 #A255A4 #A47A55 #58A455

split-complementary

#557FA4 #A45558 #A4A255

monochromatic

#2B4153 #40607C #557FA4 #7B9DBB #A4BBD0

Accessibility & contrast

On white

4.24

#557FA4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.96

#557FA4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #557FA4

4.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##557FA4	#FFFFFF	#000000	##000000
##557FA4	1.00	4.24	4.96	4.96
#FFFFFF	4.24	1.00	21.00	21.00
#000000	4.96	21.00	1.00	1.00
##000000	4.96	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7080A6

Deuteranopia (green-blind)

#6577A3

Tritanopia (blue-blind)

#32888B

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #557fa4;
/* rgb */ color: rgb(85, 127, 164);
/* oklch */ color: oklch(58.1% 0.074 246.1);

Tailwind

colors: {
  custom: {
    50: '#89a4bf',
    500: '#557fa4',
    950: '#000000',
  },
}

SCSS

$custom: #557fa4;
$custom-light: #89a4bf;
$custom-dark: #000000;

JSON

{
  "hex": "#557fa4",
  "rgb": {
    "r": 85,
    "g": 127,
    "b": 164
  },
  "hsl": {
    "h": 208.101,
    "s": 31.727,
    "l": 48.824
  },
  "oklch": {
    "l": 0.58081,
    "c": 0.07386,
    "h": 246.1
  },
  "luminance": 0.1979
}

Semantic roles & 50–950 ramp

primary

#557FA4

secondary

#BDA998

accent

#9160C8

background

#F8FAFB

surface

#F0F3F7

border

#CBCDD0

text

#0C0F12

muted

#7D7F81

Preview Lab

Preview with #557FA4

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

Preview Lab → · Contrast checker → · Palette generator →