#5778EF#5778EF

#5778EF is a mid, vivid blue. Relative luminance 0.217; OKLCH L 61.0% C 0.182 H 268.8°. Best body text is #000000 at 5.34:1 contrast (WCAG AA passes).

Color values

HEX	#5778EF
RGB	rgb(87, 120, 239)
HSL	hsl(227, 83%, 64%)
HSV	hsv(227, 64%, 94%)
CMYK	cmyk(63.6%, 49.8%, 0%, 6.3%)
CIE-LAB	lab(53.70, 25.08, -63.59)
CIE-LCH	lch(53.70, 68.36, 291.53°)
OKLab	oklab(61.01% -0.0038 -0.1823)
OKLCH	oklch(61.01% 0.182 268.8)
XYZ	xyz(26.2216, 21.6888, 84.4491)
Luminance	0.2169 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5778EF #EFCE57

analogous

#57C4EF #5778EF #8257EF

triadic

#5778EF #EF5778 #78EF57

tetradic

#5778EF #EF57C4 #EFCE57 #57EF82

square

#5778EF #EF57C4 #EFCE57 #57EF82

split-complementary

#5778EF #EF8257 #C4EF57

monochromatic

#1236BA #1F4BEA #5778EF #8FA5F4 #C7D2FA

Accessibility & contrast

On white

3.93

#5778EF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.34

#5778EF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5778EF

5.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5778EF	#FFFFFF	#000000	##000000
##5778EF	1.00	3.93	5.34	5.34
#FFFFFF	3.93	1.00	21.00	21.00
#000000	5.34	21.00	1.00	1.00
##000000	5.34	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3587F3

Deuteranopia (green-blind)

#007AED

Tritanopia (blue-blind)

#0094A8

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #5778ef;
/* rgb */ color: rgb(87, 120, 239);
/* oklch */ color: oklch(61.0% 0.182 268.8);

Tailwind

colors: {
  custom: {
    50: '#959ef5',
    500: '#5778ef',
    950: '#000000',
  },
}

SCSS

$custom: #5778ef;
$custom-light: #959ef5;
$custom-dark: #000000;

JSON

{
  "hex": "#5778ef",
  "rgb": {
    "r": 87,
    "g": 120,
    "b": 239
  },
  "hsl": {
    "h": 226.974,
    "s": 82.609,
    "l": 63.922
  },
  "oklch": {
    "l": 0.61005,
    "c": 0.18233,
    "h": 268.8
  },
  "luminance": 0.21691
}

Semantic roles & 50–950 ramp

primary

#5778EF

secondary

#ECE0B6

accent

#B006DF

background

#F9F9FF

surface

#F2F2FE

border

#CCCCD6

text

#0E0E17

muted

#7E7E85

Preview Lab

Preview with #5778EF

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

Preview Lab → · Contrast checker → · Palette generator →