#5A5ECB#5A5ECB

#5A5ECB is a mid, vivid blue. Relative luminance 0.145; OKLCH L 53.7% C 0.166 H 277.7°. Best body text is #FFFFFF at 5.39:1 contrast (WCAG AA passes).

Color values

HEX	#5A5ECB
RGB	rgb(90, 94, 203)
HSL	hsl(238, 52%, 57%)
HSV	hsv(238, 56%, 80%)
CMYK	cmyk(55.7%, 53.7%, 0%, 20.4%)
CIE-LAB	lab(44.93, 29.71, -57.34)
CIE-LCH	lch(44.93, 64.58, 297.39°)
OKLab	oklab(53.7% 0.0221 -0.1641)
OKLCH	oklch(53.7% 0.166 277.7)
XYZ	xyz(18.9952, 14.4896, 58.2841)
Luminance	0.1449 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5A5ECB #CBC75A

analogous

#5A97CB #5A5ECB #8E5ACB

triadic

#5A5ECB #CB5A5E #5ECB5A

tetradic

#5A5ECB #CB5A97 #CBC75A #5ACB8E

square

#5A5ECB #CB5A97 #CBC75A #5ACB8E

split-complementary

#5A5ECB #CB8E5A #97CB5A

monochromatic

#292C82 #383CB0 #5A5ECB #898BDA #B7B9E8

Accessibility & contrast

On white

5.39

#5A5ECB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.90

#5A5ECB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5A5ECB

5.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5A5ECB	#FFFFFF	#000000	##FFFFFF
##5A5ECB	1.00	5.39	3.90	5.39
#FFFFFF	5.39	1.00	21.00	1.00
#000000	3.90	21.00	1.00	21.00
##FFFFFF	5.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B6FCF

Deuteranopia (green-blind)

#0066C9

Tritanopia (blue-blind)

#1E778B

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #5a5ecb;
/* rgb */ color: rgb(90, 94, 203);
/* oklch */ color: oklch(53.7% 0.166 277.7);

Tailwind

colors: {
  custom: {
    50: '#928bdb',
    500: '#5a5ecb',
    950: '#000000',
  },
}

SCSS

$custom: #5a5ecb;
$custom-light: #928bdb;
$custom-dark: #000000;

JSON

{
  "hex": "#5a5ecb",
  "rgb": {
    "r": 90,
    "g": 94,
    "b": 203
  },
  "hsl": {
    "h": 237.876,
    "s": 52.074,
    "l": 57.451
  },
  "oklch": {
    "l": 0.53698,
    "c": 0.16561,
    "h": 277.7
  },
  "luminance": 0.14491
}

Semantic roles & 50–950 ramp

primary

#5A5ECB

secondary

#D7D6AA

accent

#D64CDC

background

#F9F8FD

surface

#F2F0FB

border

#CCCBD4

text

#0E0C15

muted

#7E7D83

Preview Lab

Preview with #5A5ECB

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

Preview Lab → · Contrast checker → · Palette generator →