#4E90D0#4E90D0

#4E90D0 is a light, moderate cyan. Relative luminance 0.261; OKLCH L 63.8% C 0.118 H 249.5°. Best body text is #000000 at 6.22:1 contrast (WCAG AA passes).

Color values

HEX	#4E90D0
RGB	rgb(78, 144, 208)
HSL	hsl(210, 58%, 56%)
HSV	hsv(210, 63%, 82%)
CMYK	cmyk(62.5%, 30.8%, 0%, 18.4%)
CIE-LAB	lab(58.15, -1.41, -39.18)
CIE-LCH	lch(58.15, 39.20, 267.93°)
OKLab	oklab(63.79% -0.0413 -0.1106)
OKLCH	oklch(63.79% 0.118 249.5)
XYZ	xyz(24.4961, 26.1179, 63.4126)
Luminance	0.2612 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E90D0 #D08E4E

analogous

#4ED0CF #4E90D0 #4E4FD0

triadic

#4E90D0 #D04E90 #90D04E

tetradic

#4E90D0 #CF4ED0 #D08E4E #4FD04E

square

#4E90D0 #CF4ED0 #D08E4E #4FD04E

split-complementary

#4E90D0 #D04E4F #D0CF4E

monochromatic

#225381 #2F71B2 #4E90D0 #7EAEDD #AFCDEA

Accessibility & contrast

On white

3.37

#4E90D0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.22

#4E90D0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4E90D0

6.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E90D0	#FFFFFF	#000000	##000000
##4E90D0	1.00	3.37	6.22	6.22
#FFFFFF	3.37	1.00	21.00	21.00
#000000	6.22	21.00	1.00	1.00
##000000	6.22	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7493D3

Deuteranopia (green-blind)

#6386CF

Tritanopia (blue-blind)

#009FA7

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #4e90d0;
/* rgb */ color: rgb(78, 144, 208);
/* oklch */ color: oklch(63.8% 0.118 249.5);

Tailwind

colors: {
  custom: {
    50: '#8bb0de',
    500: '#4e90d0',
    950: '#000000',
  },
}

SCSS

$custom: #4e90d0;
$custom-light: #8bb0de;
$custom-dark: #000000;

JSON

{
  "hex": "#4e90d0",
  "rgb": {
    "r": 78,
    "g": 144,
    "b": 208
  },
  "hsl": {
    "h": 209.538,
    "s": 58.036,
    "l": 56.078
  },
  "oklch": {
    "l": 0.63787,
    "c": 0.11808,
    "h": 249.5
  },
  "luminance": 0.2612
}

Semantic roles & 50–950 ramp

primary

#4E90D0

secondary

#D8BCA2

accent

#9347E1

background

#F9FAFD

surface

#F1F4FB

border

#CBCED4

text

#0D1015

muted

#7E7F83

Preview Lab

Preview with #4E90D0

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

Preview Lab → · Contrast checker → · Palette generator →