#4F90E8#4F90E8

#4F90E8 is a light, vivid cyan. Relative luminance 0.274; OKLCH L 65.1% C 0.148 H 256.6°. Best body text is #000000 at 6.49:1 contrast (WCAG AA passes).

Color values

HEX	#4F90E8
RGB	rgb(79, 144, 232)
HSL	hsl(215, 77%, 61%)
HSV	hsv(215, 66%, 91%)
CMYK	cmyk(65.9%, 37.9%, 0%, 9%)
CIE-LAB	lab(59.37, 6.85, -50.64)
CIE-LCH	lch(59.37, 51.10, 277.70°)
OKLab	oklab(65.14% -0.0344 -0.144)
OKLCH	oklch(65.14% 0.148 256.6)
XYZ	xyz(27.7579, 27.4322, 80.1604)
Luminance	0.2743 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F90E8 #E8A74F

analogous

#4FDCE8 #4F90E8 #5A4FE8

triadic

#4F90E8 #E84F90 #90E84F

tetradic

#4F90E8 #E84FDC #E8A74F #4FE85A

square

#4F90E8 #E84FDC #E8A74F #4FE85A

split-complementary

#4F90E8 #E85A4F #DCE84F

monochromatic

#1653A7 #1D6EDD #4F90E8 #85B2EF #BBD4F6

Accessibility & contrast

On white

3.24

#4F90E8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.49

#4F90E8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4F90E8

6.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F90E8	#FFFFFF	#000000	##000000
##4F90E8	1.00	3.24	6.49	6.49
#FFFFFF	3.24	1.00	21.00	21.00
#000000	6.49	21.00	1.00	1.00
##000000	6.49	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6997EC

Deuteranopia (green-blind)

#5288E6

Tritanopia (blue-blind)

#00A4B1

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #4f90e8;
/* rgb */ color: rgb(79, 144, 232);
/* oklch */ color: oklch(65.1% 0.148 256.6);

Tailwind

colors: {
  custom: {
    50: '#8fb0f0',
    500: '#4f90e8',
    950: '#000000',
  },
}

SCSS

$custom: #4f90e8;
$custom-light: #8fb0f0;
$custom-dark: #000000;

JSON

{
  "hex": "#4f90e8",
  "rgb": {
    "r": 79,
    "g": 144,
    "b": 232
  },
  "hsl": {
    "h": 214.51,
    "s": 76.884,
    "l": 60.98
  },
  "oklch": {
    "l": 0.65142,
    "c": 0.14809,
    "h": 256.6
  },
  "luminance": 0.27435
}

Semantic roles & 50–950 ramp

primary

#4F90E8

secondary

#E6CEAD

accent

#820CD9

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E1016

muted

#7E7F84

Preview Lab

Preview with #4F90E8

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

Preview Lab → · Contrast checker → · Palette generator →