#5978EC#5978EC

#5978EC is a mid, vivid blue. Relative luminance 0.216; OKLCH L 60.9% C 0.178 H 269.3°. Best body text is #000000 at 5.32:1 contrast (WCAG AA passes).

Color values

HEX	#5978EC
RGB	rgb(89, 120, 236)
HSL	hsl(227, 79%, 64%)
HSV	hsv(227, 62%, 93%)
CMYK	cmyk(62.3%, 49.2%, 0%, 7.5%)
CIE-LAB	lab(53.61, 24.41, -62.05)
CIE-LCH	lch(53.61, 66.68, 291.47°)
OKLab	oklab(60.91% -0.0022 -0.1777)
OKLCH	oklch(60.91% 0.178 269.3)
XYZ	xyz(25.9715, 21.6107, 82.1432)
Luminance	0.2161 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5978EC #ECCD59

analogous

#59C1EC #5978EC #8359EC

triadic

#5978EC #EC5978 #78EC59

tetradic

#5978EC #EC59C1 #ECCD59 #59EC83

square

#5978EC #EC59C1 #ECCD59 #59EC83

split-complementary

#5978EC #EC8359 #C1EC59

monochromatic

#1537B6 #224BE6 #5978EC #90A5F2 #C7D1F9

Accessibility & contrast

On white

3.95

#5978EC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.32

#5978EC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5978EC

5.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5978EC	#FFFFFF	#000000	##000000
##5978EC	1.00	3.95	5.32	5.32
#FFFFFF	3.95	1.00	21.00	21.00
#000000	5.32	21.00	1.00	1.00
##000000	5.32	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3987F0

Deuteranopia (green-blind)

#147AEA

Tritanopia (blue-blind)

#0093A7

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #5978ec;
/* rgb */ color: rgb(89, 120, 236);
/* oklch */ color: oklch(60.9% 0.178 269.3);

Tailwind

colors: {
  custom: {
    50: '#959ef3',
    500: '#5978ec',
    950: '#000000',
  },
}

SCSS

$custom: #5978ec;
$custom-light: #959ef3;
$custom-dark: #000000;

JSON

{
  "hex": "#5978ec",
  "rgb": {
    "r": 89,
    "g": 120,
    "b": 236
  },
  "hsl": {
    "h": 227.347,
    "s": 79.459,
    "l": 63.725
  },
  "oklch": {
    "l": 0.60909,
    "c": 0.17772,
    "h": 269.3
  },
  "luminance": 0.21613
}

Semantic roles & 50–950 ramp

primary

#5978EC

secondary

#EADFB6

accent

#AF0ADC

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0E17

muted

#7E7E85

Preview Lab

Preview with #5978EC

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

Preview Lab → · Contrast checker → · Palette generator →