#5978DD#5978DD

#5978DD is a mid, vivid blue. Relative luminance 0.208; OKLCH L 59.9% C 0.157 H 268.5°. Best body text is #000000 at 5.16:1 contrast (WCAG AA passes).

Color values

HEX	#5978DD
RGB	rgb(89, 120, 221)
HSL	hsl(226, 66%, 61%)
HSV	hsv(226, 60%, 87%)
CMYK	cmyk(59.7%, 45.7%, 0%, 13.3%)
CIE-LAB	lab(52.70, 19.38, -55.10)
CIE-LCH	lch(52.70, 58.41, 289.38°)
OKLab	oklab(59.93% -0.0041 -0.1573)
OKLCH	oklch(59.93% 0.157 268.5)
XYZ	xyz(23.8830, 20.7753, 71.1440)
Luminance	0.2078 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5978DD #DDBE59

analogous

#59BADD #5978DD #7C59DD

triadic

#5978DD #DD5978 #78DD59

tetradic

#5978DD #DD59BA #DDBE59 #59DD7C

square

#5978DD #DD59BA #DDBE59 #59DD7C

split-complementary

#5978DD #DD7C59 #BADD59

monochromatic

#203D9C #2A51CF #5978DD #8CA1E7 #BFCBF2

Accessibility & contrast

On white

4.07

#5978DD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.16

#5978DD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5978DD

5.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5978DD	#FFFFFF	#000000	##000000
##5978DD	1.00	4.07	5.16	5.16
#FFFFFF	4.07	1.00	21.00	21.00
#000000	5.16	21.00	1.00	1.00
##000000	5.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4884E1

Deuteranopia (green-blind)

#3378DB

Tritanopia (blue-blind)

#008FA0

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #5978dd;
/* rgb */ color: rgb(89, 120, 221);
/* oklch */ color: oklch(59.9% 0.157 268.5);

Tailwind

colors: {
  custom: {
    50: '#939ee8',
    500: '#5978dd',
    950: '#000000',
  },
}

SCSS

$custom: #5978dd;
$custom-light: #939ee8;
$custom-dark: #000000;

JSON

{
  "hex": "#5978dd",
  "rgb": {
    "r": 89,
    "g": 120,
    "b": 221
  },
  "hsl": {
    "h": 225.909,
    "s": 66,
    "l": 60.784
  },
  "oklch": {
    "l": 0.59925,
    "c": 0.15732,
    "h": 268.5
  },
  "luminance": 0.20777
}

Semantic roles & 50–950 ramp

primary

#5978DD

secondary

#E2D6B0

accent

#A318CE

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0E16

muted

#7E7E84

Preview Lab

Preview with #5978DD

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

Preview Lab → · Contrast checker → · Palette generator →