#5978F3#5978F3

#5978F3 is a mid, vivid blue. Relative luminance 0.220; OKLCH L 61.4% C 0.187 H 269.5°. Best body text is #000000 at 5.41:1 contrast (WCAG AA passes).

Color values

HEX	#5978F3
RGB	rgb(89, 120, 243)
HSL	hsl(228, 87%, 65%)
HSV	hsv(228, 63%, 95%)
CMYK	cmyk(63.4%, 50.6%, 0%, 4.7%)
CIE-LAB	lab(54.05, 26.76, -65.23)
CIE-LCH	lch(54.05, 70.51, 292.31°)
OKLab	oklab(61.39% -0.0015 -0.1871)
OKLCH	oklch(61.39% 0.187 269.5)
XYZ	xyz(27.0085, 22.0254, 87.6047)
Luminance	0.2203 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5978F3 #F3D459

analogous

#59C5F3 #5978F3 #8759F3

triadic

#5978F3 #F35978 #78F359

tetradic

#5978F3 #F359C5 #F3D459 #59F387

square

#5978F3 #F359C5 #F3D459 #59F387

split-complementary

#5978F3 #F38759 #C5F359

monochromatic

#0E33C3 #204AEF #5978F3 #92A6F7 #CBD5FB

Accessibility & contrast

On white

3.88

#5978F3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.41

#5978F3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5978F3

5.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5978F3	#FFFFFF	#000000	##000000
##5978F3	1.00	3.88	5.41	5.41
#FFFFFF	3.88	1.00	21.00	21.00
#000000	5.41	21.00	1.00	1.00
##000000	5.41	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3088F7

Deuteranopia (green-blind)

#007BF0

Tritanopia (blue-blind)

#0095AA

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #5978f3;
/* rgb */ color: rgb(89, 120, 243);
/* oklch */ color: oklch(61.4% 0.187 269.5);

Tailwind

colors: {
  custom: {
    50: '#969ef8',
    500: '#5978f3',
    950: '#000000',
  },
}

SCSS

$custom: #5978f3;
$custom-light: #969ef8;
$custom-dark: #000000;

JSON

{
  "hex": "#5978f3",
  "rgb": {
    "r": 89,
    "g": 120,
    "b": 243
  },
  "hsl": {
    "h": 227.922,
    "s": 86.517,
    "l": 65.098
  },
  "oklch": {
    "l": 0.61386,
    "c": 0.18709,
    "h": 269.5
  },
  "luminance": 0.22028
}

Semantic roles & 50–950 ramp

primary

#5978F3

secondary

#EEE3BA

accent

#B602E3

background

#F9F9FF

surface

#F2F2FF

border

#CCCCD7

text

#0F0E17

muted

#7E7E85

Preview Lab

Preview with #5978F3

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

Preview Lab → · Contrast checker → · Palette generator →