#557CD6#557CD6

#557CD6 is a mid, vivid blue. Relative luminance 0.212; OKLCH L 60.1% C 0.144 H 264.8°. Best body text is #000000 at 5.24:1 contrast (WCAG AA passes).

Color values

HEX	#557CD6
RGB	rgb(85, 124, 214)
HSL	hsl(222, 61%, 59%)
HSV	hsv(222, 60%, 84%)
CMYK	cmyk(60.3%, 42.1%, 0%, 16.1%)
CIE-LAB	lab(53.17, 13.84, -50.42)
CIE-LCH	lch(53.17, 52.28, 285.35°)
OKLab	oklab(60.1% -0.0131 -0.1436)
OKLCH	oklch(60.1% 0.144 264.8)
XYZ	xyz(23.0874, 21.1997, 66.4806)
Luminance	0.2120 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#557CD6 #D6AF55

analogous

#55BCD6 #557CD6 #6E55D6

triadic

#557CD6 #D6557C #7CD655

tetradic

#557CD6 #D655BC #D6AF55 #55D66E

square

#557CD6 #D655BC #D6AF55 #55D66E

split-complementary

#557CD6 #D66E55 #BCD655

monochromatic

#22438E #2E5AC0 #557CD6 #86A2E2 #B8C8EE

Accessibility & contrast

On white

4.01

#557CD6 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.24

#557CD6 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #557CD6

5.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##557CD6	#FFFFFF	#000000	##000000
##557CD6	1.00	4.01	5.24	5.24
#FFFFFF	4.01	1.00	21.00	21.00
#000000	5.24	21.00	1.00	1.00
##000000	5.24	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5485D9

Deuteranopia (green-blind)

#4179D4

Tritanopia (blue-blind)

#00909E

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #557cd6;
/* rgb */ color: rgb(85, 124, 214);
/* oklch */ color: oklch(60.1% 0.144 264.8);

Tailwind

colors: {
  custom: {
    50: '#8fa1e3',
    500: '#557cd6',
    950: '#000000',
  },
}

SCSS

$custom: #557cd6;
$custom-light: #8fa1e3;
$custom-dark: #000000;

JSON

{
  "hex": "#557cd6",
  "rgb": {
    "r": 85,
    "g": 124,
    "b": 214
  },
  "hsl": {
    "h": 221.86,
    "s": 61.137,
    "l": 58.627
  },
  "oklch": {
    "l": 0.60095,
    "c": 0.14416,
    "h": 264.8
  },
  "luminance": 0.21202
}

Semantic roles & 50–950 ramp

primary

#557CD6

secondary

#DDCDAA

accent

#B444E4

background

#F9F9FD

surface

#F2F2FB

border

#CCCCD4

text

#0D0E15

muted

#7E7E83

Preview Lab

Preview with #557CD6

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

Preview Lab → · Contrast checker → · Palette generator →