#4991E5#4991E5

#4991E5 is a light, vivid cyan. Relative luminance 0.273; OKLCH L 64.9% C 0.145 H 253.9°. Best body text is #000000 at 6.46:1 contrast (WCAG AA passes).

Color values

HEX	#4991E5
RGB	rgb(73, 145, 229)
HSL	hsl(212, 75%, 59%)
HSV	hsv(212, 68%, 90%)
CMYK	cmyk(68.1%, 36.7%, 0%, 10.2%)
CIE-LAB	lab(59.27, 4.28, -49.15)
CIE-LCH	lch(59.27, 49.34, 274.98°)
OKLab	oklab(64.95% -0.0403 -0.1398)
OKLCH	oklch(64.95% 0.145 253.9)
XYZ	xyz(27.0107, 27.3216, 77.9636)
Luminance	0.2732 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4991E5 #E59D49

analogous

#49DFE5 #4991E5 #4F49E5

triadic

#4991E5 #E54991 #91E549

tetradic

#4991E5 #E549DF #E59D49 #49E54F

square

#4991E5 #E549DF #E59D49 #49E54F

split-complementary

#4991E5 #E54F49 #DFE549

monochromatic

#16559D #1E71D3 #4991E5 #7FB1ED #B4D2F4

Accessibility & contrast

On white

3.25

#4991E5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.46

#4991E5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4991E5

6.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4991E5	#FFFFFF	#000000	##000000
##4991E5	1.00	3.25	6.46	6.46
#FFFFFF	3.25	1.00	21.00	21.00
#000000	6.46	21.00	1.00	1.00
##000000	6.46	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6B97E8

Deuteranopia (green-blind)

#5488E3

Tritanopia (blue-blind)

#00A5B0

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #4991e5;
/* rgb */ color: rgb(73, 145, 229);
/* oklch */ color: oklch(64.9% 0.145 253.9);

Tailwind

colors: {
  custom: {
    50: '#8cb0ed',
    500: '#4991e5',
    950: '#000000',
  },
}

SCSS

$custom: #4991e5;
$custom-light: #8cb0ed;
$custom-dark: #000000;

JSON

{
  "hex": "#4991e5",
  "rgb": {
    "r": 73,
    "g": 145,
    "b": 229
  },
  "hsl": {
    "h": 212.308,
    "s": 75,
    "l": 59.216
  },
  "oklch": {
    "l": 0.64949,
    "c": 0.14546,
    "h": 253.9
  },
  "luminance": 0.27324
}

Semantic roles & 50–950 ramp

primary

#4991E5

secondary

#E3C7A6

accent

#9B36F2

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0D1016

muted

#7E7F84

Preview Lab

Preview with #4991E5

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

Preview Lab → · Contrast checker → · Palette generator →