#4F9DEE#4F9DEE

#4F9DEE is a light, vivid cyan. Relative luminance 0.319; OKLCH L 68.3% C 0.143 H 251.4°. Best body text is #000000 at 7.39:1 contrast (WCAG AA passes).

Color values

HEX	#4F9DEE
RGB	rgb(79, 157, 238)
HSL	hsl(211, 82%, 62%)
HSV	hsv(211, 67%, 93%)
CMYK	cmyk(66.8%, 34%, 0%, 6.7%)
CIE-LAB	lab(63.30, 1.29, -47.74)
CIE-LCH	lch(63.30, 47.75, 271.55°)
OKLab	oklab(68.31% -0.0455 -0.1354)
OKLCH	oklch(68.31% 0.143 251.4)
XYZ	xyz(30.7083, 31.9461, 85.4202)
Luminance	0.3195 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F9DEE #EEA04F

analogous

#4FECEE #4F9DEE #514FEE

triadic

#4F9DEE #EE4F9D #9DEE4F

tetradic

#4F9DEE #EE4FEC #EEA04F #4FEE51

square

#4F9DEE #EE4FEC #EEA04F #4FEE51

split-complementary

#4F9DEE #EE514F #ECEE4F

monochromatic

#1160B1 #177EE9 #4F9DEE #87BCF3 #BFDBF9

Accessibility & contrast

On white

2.84

#4F9DEE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.39

#4F9DEE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4F9DEE

7.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F9DEE	#FFFFFF	#000000	##000000
##4F9DEE	1.00	2.84	7.39	7.39
#FFFFFF	2.84	1.00	21.00	21.00
#000000	7.39	21.00	1.00	1.00
##000000	7.39	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#79A2F1

Deuteranopia (green-blind)

#6392EC

Tritanopia (blue-blind)

#00B0BA

Achromatopsia (no color)

#999999

Design tokens & code

CSS

--color: #4f9dee;
/* rgb */ color: rgb(79, 157, 238);
/* oklch */ color: oklch(68.3% 0.143 251.4);

Tailwind

colors: {
  custom: {
    50: '#90b9f4',
    500: '#4f9dee',
    950: '#000000',
  },
}

SCSS

$custom: #4f9dee;
$custom-light: #90b9f4;
$custom-dark: #000000;

JSON

{
  "hex": "#4f9dee",
  "rgb": {
    "r": 79,
    "g": 157,
    "b": 238
  },
  "hsl": {
    "h": 210.566,
    "s": 82.383,
    "l": 62.157
  },
  "oklch": {
    "l": 0.68307,
    "c": 0.14283,
    "h": 251.4
  },
  "luminance": 0.31949
}

Semantic roles & 50–950 ramp

primary

#4F9DEE

secondary

#EACDAF

accent

#7507DF

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0E1117

muted

#7E8085

Preview Lab

Preview with #4F9DEE

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

Preview Lab → · Contrast checker → · Palette generator →