#5978EF#5978EF

#5978EF is a mid, vivid blue. Relative luminance 0.218; OKLCH L 61.1% C 0.182 H 269.4°. Best body text is #000000 at 5.36:1 contrast (WCAG AA passes).

Color values

HEX	#5978EF
RGB	rgb(89, 120, 239)
HSL	hsl(228, 82%, 64%)
HSV	hsv(228, 63%, 94%)
CMYK	cmyk(62.8%, 49.8%, 0%, 6.3%)
CIE-LAB	lab(53.80, 25.42, -63.42)
CIE-LCH	lch(53.80, 68.32, 291.84°)
OKLab	oklab(61.11% -0.0019 -0.1817)
OKLCH	oklch(61.11% 0.182 269.4)
XYZ	xyz(26.4110, 21.7865, 84.4580)
Luminance	0.2179 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5978EF #EFD059

analogous

#59C3EF #5978EF #8559EF

triadic

#5978EF #EF5978 #78EF59

tetradic

#5978EF #EF59C3 #EFD059 #59EF85

square

#5978EF #EF59C3 #EFD059 #59EF85

split-complementary

#5978EF #EF8559 #C3EF59

monochromatic

#1235BC #214BEA #5978EF #91A5F4 #C9D3FA

Accessibility & contrast

On white

3.92

#5978EF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.36

#5978EF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5978EF

5.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5978EF	#FFFFFF	#000000	##000000
##5978EF	1.00	3.92	5.36	5.36
#FFFFFF	3.92	1.00	21.00	21.00
#000000	5.36	21.00	1.00	1.00
##000000	5.36	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3588F3

Deuteranopia (green-blind)

#057AED

Tritanopia (blue-blind)

#0094A8

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #5978ef;
/* rgb */ color: rgb(89, 120, 239);
/* oklch */ color: oklch(61.1% 0.182 269.4);

Tailwind

colors: {
  custom: {
    50: '#969ef5',
    500: '#5978ef',
    950: '#000000',
  },
}

SCSS

$custom: #5978ef;
$custom-light: #969ef5;
$custom-dark: #000000;

JSON

{
  "hex": "#5978ef",
  "rgb": {
    "r": 89,
    "g": 120,
    "b": 239
  },
  "hsl": {
    "h": 227.6,
    "s": 82.418,
    "l": 64.314
  },
  "oklch": {
    "l": 0.61112,
    "c": 0.18175,
    "h": 269.4
  },
  "luminance": 0.21789
}

Semantic roles & 50–950 ramp

primary

#5978EF

secondary

#ECE1B8

accent

#B207DF

background

#F9F9FF

surface

#F2F2FE

border

#CCCCD6

text

#0F0E17

muted

#7E7E85

Preview Lab

Preview with #5978EF

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

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