#5791EE#5791EE

#5791EE is a light, vivid blue. Relative luminance 0.284; OKLCH L 66.0% C 0.152 H 259.4°. Best body text is #000000 at 6.69:1 contrast (WCAG AA passes).

Color values

HEX	#5791EE
RGB	rgb(87, 145, 238)
HSL	hsl(217, 82%, 64%)
HSV	hsv(217, 63%, 93%)
CMYK	cmyk(63.4%, 39.1%, 0%, 6.7%)
CIE-LAB	lab(60.29, 9.63, -52.48)
CIE-LCH	lch(60.29, 53.36, 280.39°)
OKLab	oklab(66.05% -0.0278 -0.1493)
OKLCH	oklch(66.05% 0.152 259.4)
XYZ	xyz(29.4830, 28.4473, 84.8095)
Luminance	0.2845 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5791EE #EEB457

analogous

#57DCEE #5791EE #6857EE

triadic

#5791EE #EE5791 #91EE57

tetradic

#5791EE #EE57DC #EEB457 #57EE68

square

#5791EE #EE57DC #EEB457 #57EE68

split-complementary

#5791EE #EE6857 #DCEE57

monochromatic

#1352B8 #1F6DE8 #5791EE #8FB5F4 #C6DAF9

Accessibility & contrast

On white

3.14

#5791EE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.69

#5791EE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5791EE

6.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5791EE	#FFFFFF	#000000	##000000
##5791EE	1.00	3.14	6.69	6.69
#FFFFFF	3.14	1.00	21.00	21.00
#000000	6.69	21.00	1.00	1.00
##000000	6.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6899F2

Deuteranopia (green-blind)

#528BEC

Tritanopia (blue-blind)

#00A6B4

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #5791ee;
/* rgb */ color: rgb(87, 145, 238);
/* oklch */ color: oklch(66.0% 0.152 259.4);

Tailwind

colors: {
  custom: {
    50: '#94b0f4',
    500: '#5791ee',
    950: '#000000',
  },
}

SCSS

$custom: #5791ee;
$custom-light: #94b0f4;
$custom-dark: #000000;

JSON

{
  "hex": "#5791ee",
  "rgb": {
    "r": 87,
    "g": 145,
    "b": 238
  },
  "hsl": {
    "h": 216.954,
    "s": 81.622,
    "l": 63.725
  },
  "oklch": {
    "l": 0.66048,
    "c": 0.15189,
    "h": 259.4
  },
  "luminance": 0.2845
}

Semantic roles & 50–950 ramp

primary

#5791EE

secondary

#EBD7B6

accent

#8C08DE

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E1017

muted

#7E7F85

Preview Lab

Preview with #5791EE

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

Preview Lab → · Contrast checker → · Palette generator →