#5577DC#5577DC

#5577DC is a mid, vivid blue. Relative luminance 0.203; OKLCH L 59.4% C 0.158 H 267.5°. Best body text is #000000 at 5.06:1 contrast (WCAG AA passes).

Color values

HEX	#5577DC
RGB	rgb(85, 119, 220)
HSL	hsl(225, 66%, 60%)
HSV	hsv(225, 61%, 86%)
CMYK	cmyk(61.4%, 45.9%, 0%, 13.7%)
CIE-LAB	lab(52.16, 18.92, -55.41)
CIE-LCH	lch(52.16, 58.55, 288.86°)
OKLab	oklab(59.44% -0.007 -0.1583)
OKLCH	oklch(59.44% 0.158 267.5)
XYZ	xyz(23.2570, 20.2902, 70.3871)
Luminance	0.2029 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5577DC #DCBA55

analogous

#55BBDC #5577DC #7755DC

triadic

#5577DC #DC5577 #77DC55

tetradic

#5577DC #DC55BB #DCBA55 #55DC77

square

#5577DC #DC55BB #DCBA55 #55DC77

split-complementary

#5577DC #DC7755 #BBDC55

monochromatic

#1F3D97 #2A52CA #5577DC #88A0E6 #BBC8F1

Accessibility & contrast

On white

4.15

#5577DC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.06

#5577DC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5577DC

5.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5577DC	#FFFFFF	#000000	##000000
##5577DC	1.00	4.15	5.06	5.06
#FFFFFF	4.15	1.00	21.00	21.00
#000000	5.06	21.00	1.00	1.00
##000000	5.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4683E0

Deuteranopia (green-blind)

#2F77DA

Tritanopia (blue-blind)

#008E9F

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #5577dc;
/* rgb */ color: rgb(85, 119, 220);
/* oklch */ color: oklch(59.4% 0.158 267.5);

Tailwind

colors: {
  custom: {
    50: '#919de7',
    500: '#5577dc',
    950: '#000000',
  },
}

SCSS

$custom: #5577dc;
$custom-light: #919de7;
$custom-dark: #000000;

JSON

{
  "hex": "#5577dc",
  "rgb": {
    "r": 85,
    "g": 119,
    "b": 220
  },
  "hsl": {
    "h": 224.889,
    "s": 65.854,
    "l": 59.804
  },
  "oklch": {
    "l": 0.59437,
    "c": 0.15843,
    "h": 267.5
  },
  "luminance": 0.20292
}

Semantic roles & 50–950 ramp

primary

#5577DC

secondary

#E0D3AC

accent

#BE3FE9

background

#F9F9FE

surface

#F2F2FC

border

#CCCCD5

text

#0E0E16

muted

#7E7E84

Preview Lab

Preview with #5577DC

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

Preview Lab → · Contrast checker → · Palette generator →