#5790EB#5790EB

#5790EB is a light, vivid blue. Relative luminance 0.280; OKLCH L 65.7% C 0.149 H 259.4°. Best body text is #000000 at 6.59:1 contrast (WCAG AA passes).

Color values

HEX	#5790EB
RGB	rgb(87, 144, 235)
HSL	hsl(217, 79%, 63%)
HSV	hsv(217, 63%, 92%)
CMYK	cmyk(63%, 38.7%, 0%, 7.8%)
CIE-LAB	lab(59.86, 9.21, -51.51)
CIE-LCH	lch(59.86, 52.32, 280.14°)
OKLab	oklab(65.66% -0.0275 -0.1465)
OKLCH	oklch(65.66% 0.149 259.4)
XYZ	xyz(28.8938, 27.9682, 82.4569)
Luminance	0.2797 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5790EB #EBB257

analogous

#57DAEB #5790EB #6857EB

triadic

#5790EB #EB5790 #90EB57

tetradic

#5790EB #EB57DA #EBB257 #57EB68

square

#5790EB #EB57DA #EBB257 #57EB68

split-complementary

#5790EB #EB6857 #DAEB57

monochromatic

#1552B2 #206CE4 #5790EB #8EB4F2 #C4D8F8

Accessibility & contrast

On white

3.18

#5790EB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.59

#5790EB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5790EB

6.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5790EB	#FFFFFF	#000000	##000000
##5790EB	1.00	3.18	6.59	6.59
#FFFFFF	3.18	1.00	21.00	21.00
#000000	6.59	21.00	1.00	1.00
##000000	6.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6898EF

Deuteranopia (green-blind)

#538AE9

Tritanopia (blue-blind)

#00A5B2

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #5790eb;
/* rgb */ color: rgb(87, 144, 235);
/* oklch */ color: oklch(65.7% 0.149 259.4);

Tailwind

colors: {
  custom: {
    50: '#93b0f2',
    500: '#5790eb',
    950: '#000000',
  },
}

SCSS

$custom: #5790eb;
$custom-light: #93b0f2;
$custom-dark: #000000;

JSON

{
  "hex": "#5790eb",
  "rgb": {
    "r": 87,
    "g": 144,
    "b": 235
  },
  "hsl": {
    "h": 216.892,
    "s": 78.723,
    "l": 63.137
  },
  "oklch": {
    "l": 0.65663,
    "c": 0.14903,
    "h": 259.4
  },
  "luminance": 0.27971
}

Semantic roles & 50–950 ramp

primary

#5790EB

secondary

#E9D5B4

accent

#8B0ADB

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E1017

muted

#7E7F85

Preview Lab

Preview with #5790EB

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

Preview Lab → · Contrast checker → · Palette generator →