#4E90D2#4E90D2

#4E90D2 is a light, vivid cyan. Relative luminance 0.262; OKLCH L 63.9% C 0.121 H 250.2°. Best body text is #000000 at 6.24:1 contrast (WCAG AA passes).

Color values

HEX	#4E90D2
RGB	rgb(78, 144, 210)
HSL	hsl(210, 59%, 56%)
HSV	hsv(210, 63%, 82%)
CMYK	cmyk(62.9%, 31.4%, 0%, 17.6%)
CIE-LAB	lab(58.24, -0.75, -40.15)
CIE-LCH	lch(58.24, 40.16, 268.93°)
OKLab	oklab(63.89% -0.0407 -0.1134)
OKLCH	oklch(63.89% 0.121 250.2)
XYZ	xyz(24.7437, 26.2170, 64.7167)
Luminance	0.2622 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E90D2 #D2904E

analogous

#4ED2D2 #4E90D2 #4E4ED2

triadic

#4E90D2 #D24E90 #90D24E

tetradic

#4E90D2 #D24ED2 #D2904E #4ED24E

square

#4E90D2 #D24ED2 #D2904E #4ED24E

split-complementary

#4E90D2 #D24E4E #D2D24E

monochromatic

#225384 #2E71B5 #4E90D2 #7FAFDE #B0CDEB

Accessibility & contrast

On white

3.36

#4E90D2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.24

#4E90D2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4E90D2

6.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E90D2	#FFFFFF	#000000	##000000
##4E90D2	1.00	3.36	6.24	6.24
#FFFFFF	3.36	1.00	21.00	21.00
#000000	6.24	21.00	1.00	1.00
##000000	6.24	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7493D5

Deuteranopia (green-blind)

#6286D1

Tritanopia (blue-blind)

#009FA8

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #4e90d2;
/* rgb */ color: rgb(78, 144, 210);
/* oklch */ color: oklch(63.9% 0.121 250.2);

Tailwind

colors: {
  custom: {
    50: '#8bb0e0',
    500: '#4e90d2',
    950: '#000000',
  },
}

SCSS

$custom: #4e90d2;
$custom-light: #8bb0e0;
$custom-dark: #000000;

JSON

{
  "hex": "#4e90d2",
  "rgb": {
    "r": 78,
    "g": 144,
    "b": 210
  },
  "hsl": {
    "h": 210,
    "s": 59.459,
    "l": 56.471
  },
  "oklch": {
    "l": 0.63891,
    "c": 0.12055,
    "h": 250.2
  },
  "luminance": 0.26219
}

Semantic roles & 50–950 ramp

primary

#4E90D2

secondary

#D9BEA3

accent

#9445E3

background

#F9FAFD

surface

#F1F4FB

border

#CBCED4

text

#0D1015

muted

#7E7F83

Preview Lab

Preview with #4E90D2

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

Preview Lab → · Contrast checker → · Palette generator →