#4E90CF#4E90CF

#4E90CF is a light, moderate cyan. Relative luminance 0.261; OKLCH L 63.7% C 0.117 H 249.1°. Best body text is #000000 at 6.21:1 contrast (WCAG AA passes).

Color values

HEX	#4E90CF
RGB	rgb(78, 144, 207)
HSL	hsl(209, 57%, 56%)
HSV	hsv(209, 62%, 81%)
CMYK	cmyk(62.3%, 30.4%, 0%, 18.8%)
CIE-LAB	lab(58.10, -1.75, -38.69)
CIE-LCH	lch(58.10, 38.73, 267.42°)
OKLab	oklab(63.74% -0.0416 -0.1092)
OKLCH	oklch(63.74% 0.117 249.1)
XYZ	xyz(24.3735, 26.0689, 62.7667)
Luminance	0.2607 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E90CF #CF8D4E

analogous

#4ECFCD #4E90CF #4E4FCF

triadic

#4E90CF #CF4E90 #90CF4E

tetradic

#4E90CF #CD4ECF #CF8D4E #4FCF4E

square

#4E90CF #CD4ECF #CF8D4E #4FCF4E

split-complementary

#4E90CF #CF4E4F #CFCD4E

monochromatic

#235280 #3071B0 #4E90CF #7EAEDC #AECCE9

Accessibility & contrast

On white

3.38

#4E90CF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.21

#4E90CF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4E90CF

6.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E90CF	#FFFFFF	#000000	##000000
##4E90CF	1.00	3.38	6.21	6.21
#FFFFFF	3.38	1.00	21.00	21.00
#000000	6.21	21.00	1.00	1.00
##000000	6.21	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7593D2

Deuteranopia (green-blind)

#6386CE

Tritanopia (blue-blind)

#009FA6

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #4e90cf;
/* rgb */ color: rgb(78, 144, 207);
/* oklch */ color: oklch(63.7% 0.117 249.1);

Tailwind

colors: {
  custom: {
    50: '#8bb0de',
    500: '#4e90cf',
    950: '#000000',
  },
}

SCSS

$custom: #4e90cf;
$custom-light: #8bb0de;
$custom-dark: #000000;

JSON

{
  "hex": "#4e90cf",
  "rgb": {
    "r": 78,
    "g": 144,
    "b": 207
  },
  "hsl": {
    "h": 209.302,
    "s": 57.333,
    "l": 55.882
  },
  "oklch": {
    "l": 0.63735,
    "c": 0.11685,
    "h": 249.1
  },
  "luminance": 0.26071
}

Semantic roles & 50–950 ramp

primary

#4E90CF

secondary

#D7BCA2

accent

#9247E1

background

#F9FAFD

surface

#F1F4FB

border

#CBCED4

text

#0D1015

muted

#7E7F83

Preview Lab

Preview with #4E90CF

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

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