#5978EE#5978EE

#5978EE is a mid, vivid blue. Relative luminance 0.217; OKLCH L 61.0% C 0.180 H 269.4°. Best body text is #000000 at 5.35:1 contrast (WCAG AA passes).

Color values

HEX	#5978EE
RGB	rgb(89, 120, 238)
HSL	hsl(228, 81%, 64%)
HSV	hsv(228, 63%, 93%)
CMYK	cmyk(62.6%, 49.6%, 0%, 6.7%)
CIE-LAB	lab(53.74, 25.08, -62.96)
CIE-LCH	lch(53.74, 67.77, 291.72°)
OKLab	oklab(61.04% -0.002 -0.1804)
OKLCH	oklch(61.04% 0.18 269.4)
XYZ	xyz(26.2637, 21.7275, 83.6821)
Luminance	0.2173 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5978EE #EECF59

analogous

#59C3EE #5978EE #8559EE

triadic

#5978EE #EE5978 #78EE59

tetradic

#5978EE #EE59C3 #EECF59 #59EE85

square

#5978EE #EE59C3 #EECF59 #59EE85

split-complementary

#5978EE #EE8559 #C3EE59

monochromatic

#1336BA #214BE8 #5978EE #91A5F4 #C8D2F9

Accessibility & contrast

On white

3.93

#5978EE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.35

#5978EE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5978EE

5.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5978EE	#FFFFFF	#000000	##000000
##5978EE	1.00	3.93	5.35	5.35
#FFFFFF	3.93	1.00	21.00	21.00
#000000	5.35	21.00	1.00	1.00
##000000	5.35	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3787F2

Deuteranopia (green-blind)

#0B7AEC

Tritanopia (blue-blind)

#0093A8

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #5978ee;
/* rgb */ color: rgb(89, 120, 238);
/* oklch */ color: oklch(61.0% 0.180 269.4);

Tailwind

colors: {
  custom: {
    50: '#959ef4',
    500: '#5978ee',
    950: '#000000',
  },
}

SCSS

$custom: #5978ee;
$custom-light: #959ef4;
$custom-dark: #000000;

JSON

{
  "hex": "#5978ee",
  "rgb": {
    "r": 89,
    "g": 120,
    "b": 238
  },
  "hsl": {
    "h": 227.517,
    "s": 81.421,
    "l": 64.118
  },
  "oklch": {
    "l": 0.61044,
    "c": 0.18041,
    "h": 269.4
  },
  "luminance": 0.2173
}

Semantic roles & 50–950 ramp

primary

#5978EE

secondary

#EBE1B7

accent

#B108DE

background

#F9F9FF

surface

#F2F2FE

border

#CCCCD6

text

#0F0E17

muted

#7E7E85

Preview Lab

Preview with #5978EE

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

Preview Lab → · Contrast checker → · Palette generator →