#4E90B0#4E90B0

#4E90B0 is a light, moderate cyan. Relative luminance 0.247; OKLCH L 62.3% C 0.083 H 231.2°. Best body text is #000000 at 5.94:1 contrast (WCAG AA passes).

Color values

HEX	#4E90B0
RGB	rgb(78, 144, 176)
HSL	hsl(200, 39%, 50%)
HSV	hsv(200, 56%, 69%)
CMYK	cmyk(55.7%, 18.2%, 0%, 31%)
CIE-LAB	lab(56.78, -11.69, -23.19)
CIE-LCH	lch(56.78, 25.97, 243.26°)
OKLab	oklab(62.25% -0.0519 -0.0646)
OKLCH	oklch(62.25% 0.083 231.2)
XYZ	xyz(20.9487, 24.6989, 44.7293)
Luminance	0.2470 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E90B0 #B06E4E

analogous

#4EB09F #4E90B0 #4E5FB0

triadic

#4E90B0 #B04E90 #90B04E

tetradic

#4E90B0 #9F4EB0 #B06E4E #5FB04E

square

#4E90B0 #9F4EB0 #B06E4E #5FB04E

split-complementary

#4E90B0 #B04E5F #B09F4E

monochromatic

#284B5B #3B6D86 #4E90B0 #78ABC3 #A2C5D6

Accessibility & contrast

On white

3.54

#4E90B0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.94

#4E90B0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4E90B0

5.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E90B0	#FFFFFF	#000000	##000000
##4E90B0	1.00	3.54	5.94	5.94
#FFFFFF	3.54	1.00	21.00	21.00
#000000	5.94	21.00	1.00	1.00
##000000	5.94	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#808EB2

Deuteranopia (green-blind)

#7284B0

Tritanopia (blue-blind)

#00999A

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #4e90b0;
/* rgb */ color: rgb(78, 144, 176);
/* oklch */ color: oklch(62.3% 0.083 231.2);

Tailwind

colors: {
  custom: {
    50: '#87b0c7',
    500: '#4e90b0',
    950: '#000000',
  },
}

SCSS

$custom: #4e90b0;
$custom-light: #87b0c7;
$custom-dark: #000000;

JSON

{
  "hex": "#4e90b0",
  "rgb": {
    "r": 78,
    "g": 144,
    "b": 176
  },
  "hsl": {
    "h": 199.592,
    "s": 38.583,
    "l": 49.804
  },
  "oklch": {
    "l": 0.62254,
    "c": 0.08288,
    "h": 231.2
  },
  "luminance": 0.24701
}

Semantic roles & 50–950 ramp

primary

#4E90B0

secondary

#C3A597

accent

#8059CF

background

#F8FAFC

surface

#F0F4F8

border

#CBCED1

text

#0C1013

muted

#7D7F82

Preview Lab

Preview with #4E90B0

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

Preview Lab → · Contrast checker → · Palette generator →