#5A90B2#5A90B2

#5A90B2 is a light, moderate cyan. Relative luminance 0.253; OKLCH L 62.9% C 0.077 H 237.4°. Best body text is #000000 at 6.07:1 contrast (WCAG AA passes).

Color values

HEX	#5A90B2
RGB	rgb(90, 144, 178)
HSL	hsl(203, 36%, 53%)
HSV	hsv(203, 49%, 70%)
CMYK	cmyk(49.4%, 19.1%, 0%, 30.2%)
CIE-LAB	lab(57.40, -8.34, -23.34)
CIE-LCH	lch(57.40, 24.78, 250.32°)
OKLab	oklab(62.92% -0.0415 -0.0649)
OKLCH	oklch(62.92% 0.077 237.4)
XYZ	xyz(22.2227, 25.3328, 45.8295)
Luminance	0.2534 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5A90B2 #B27C5A

analogous

#5AB2A8 #5A90B2 #5A64B2

triadic

#5A90B2 #B25A90 #90B25A

tetradic

#5A90B2 #A85AB2 #B27C5A #64B25A

square

#5A90B2 #A85AB2 #B27C5A #64B25A

split-complementary

#5A90B2 #B25A64 #B2A85A

monochromatic

#2E4F63 #42708D #5A90B2 #84ACC5 #ADC8D9

Accessibility & contrast

On white

3.46

#5A90B2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.07

#5A90B2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5A90B2

6.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5A90B2	#FFFFFF	#000000	##000000
##5A90B2	1.00	3.46	6.07	6.07
#FFFFFF	3.46	1.00	21.00	21.00
#000000	6.07	21.00	1.00	1.00
##000000	6.07	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#818FB4

Deuteranopia (green-blind)

#7486B1

Tritanopia (blue-blind)

#2E999B

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #5a90b2;
/* rgb */ color: rgb(90, 144, 178);
/* oklch */ color: oklch(62.9% 0.077 237.4);

Tailwind

colors: {
  custom: {
    50: '#8eb0c9',
    500: '#5a90b2',
    950: '#000000',
  },
}

SCSS

$custom: #5a90b2;
$custom-light: #8eb0c9;
$custom-dark: #000000;

JSON

{
  "hex": "#5a90b2",
  "rgb": {
    "r": 90,
    "g": 144,
    "b": 178
  },
  "hsl": {
    "h": 203.182,
    "s": 36.364,
    "l": 52.549
  },
  "oklch": {
    "l": 0.62917,
    "c": 0.077,
    "h": 237.4
  },
  "luminance": 0.25335
}

Semantic roles & 50–950 ramp

primary

#5A90B2

secondary

#C7B0A1

accent

#875BCC

background

#F9FAFC

surface

#F1F4F8

border

#CBCED1

text

#0D1013

muted

#7E7F82

Preview Lab

Preview with #5A90B2

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

Preview Lab → · Contrast checker → · Palette generator →