#5A90DB#5A90DB

#5A90DB is a light, vivid cyan. Relative luminance 0.272; OKLCH L 64.9% C 0.127 H 256.9°. Best body text is #000000 at 6.45:1 contrast (WCAG AA passes).

Color values

HEX	#5A90DB
RGB	rgb(90, 144, 219)
HSL	hsl(215, 64%, 61%)
HSV	hsv(215, 59%, 86%)
CMYK	cmyk(58.9%, 34.2%, 0%, 14.1%)
CIE-LAB	lab(59.19, 4.48, -43.67)
CIE-LCH	lch(59.19, 43.89, 275.86°)
OKLab	oklab(64.91% -0.0288 -0.1235)
OKLCH	oklch(64.91% 0.127 256.9)
XYZ	xyz(26.9714, 27.2323, 70.8391)
Luminance	0.2723 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5A90DB #DBA55A

analogous

#5AD0DB #5A90DB #645ADB

triadic

#5A90DB #DB5A90 #90DB5A

tetradic

#5A90DB #DB5AD0 #DBA55A #5ADB64

square

#5A90DB #DB5AD0 #DBA55A #5ADB64

split-complementary

#5A90DB #DB645A #D0DB5A

monochromatic

#215499 #2C6FCB #5A90DB #8CB2E6 #BED4F1

Accessibility & contrast

On white

3.26

#5A90DB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.45

#5A90DB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5A90DB

6.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5A90DB	#FFFFFF	#000000	##000000
##5A90DB	1.00	3.26	6.45	6.45
#FFFFFF	3.26	1.00	21.00	21.00
#000000	6.45	21.00	1.00	1.00
##000000	6.45	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7195DE

Deuteranopia (green-blind)

#6089D9

Tritanopia (blue-blind)

#00A1AB

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #5a90db;
/* rgb */ color: rgb(90, 144, 219);
/* oklch */ color: oklch(64.9% 0.127 256.9);

Tailwind

colors: {
  custom: {
    50: '#92b0e6',
    500: '#5a90db',
    950: '#000000',
  },
}

SCSS

$custom: #5a90db;
$custom-light: #92b0e6;
$custom-dark: #000000;

JSON

{
  "hex": "#5a90db",
  "rgb": {
    "r": 90,
    "g": 144,
    "b": 219
  },
  "hsl": {
    "h": 214.884,
    "s": 64.179,
    "l": 60.588
  },
  "oklch": {
    "l": 0.64914,
    "c": 0.12683,
    "h": 256.9
  },
  "luminance": 0.27235
}

Semantic roles & 50–950 ramp

primary

#5A90DB

secondary

#E1CCB0

accent

#811ACC

background

#F9FAFE

surface

#F2F4FC

border

#CCCED5

text

#0E1016

muted

#7E7F84

Preview Lab

Preview with #5A90DB

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

Preview Lab → · Contrast checker → · Palette generator →