#4991EC#4991EC

#4991EC is a light, vivid cyan. Relative luminance 0.277; OKLCH L 65.4% C 0.154 H 255.5°. Best body text is #000000 at 6.54:1 contrast (WCAG AA passes).

Color values

HEX	#4991EC
RGB	rgb(73, 145, 236)
HSL	hsl(213, 81%, 61%)
HSV	hsv(213, 69%, 93%)
CMYK	cmyk(69.1%, 38.6%, 0%, 7.5%)
CIE-LAB	lab(59.64, 6.71, -52.45)
CIE-LCH	lch(59.64, 52.88, 277.29°)
OKLab	oklab(65.35% -0.0387 -0.1494)
OKLCH	oklch(65.35% 0.154 255.5)
XYZ	xyz(28.0078, 27.7204, 83.2151)
Luminance	0.2772 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4991EC #ECA449

analogous

#49E3EC #4991EC #5249EC

triadic

#4991EC #EC4991 #91EC49

tetradic

#4991EC #EC49E3 #ECA449 #49EC52

square

#4991EC #EC49E3 #ECA449 #49EC52

split-complementary

#4991EC #EC5249 #E3EC49

monochromatic

#1254A9 #1770E0 #4991EC #80B2F2 #B8D4F8

Accessibility & contrast

On white

3.21

#4991EC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.54

#4991EC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4991EC

6.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4991EC	#FFFFFF	#000000	##000000
##4991EC	1.00	3.21	6.54	6.54
#FFFFFF	3.21	1.00	21.00	21.00
#000000	6.54	21.00	1.00	1.00
##000000	6.54	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6798F0

Deuteranopia (green-blind)

#4E89EA

Tritanopia (blue-blind)

#00A6B3

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #4991ec;
/* rgb */ color: rgb(73, 145, 236);
/* oklch */ color: oklch(65.4% 0.154 255.5);

Tailwind

colors: {
  custom: {
    50: '#8db0f2',
    500: '#4991ec',
    950: '#000000',
  },
}

SCSS

$custom: #4991ec;
$custom-light: #8db0f2;
$custom-dark: #000000;

JSON

{
  "hex": "#4991ec",
  "rgb": {
    "r": 73,
    "g": 145,
    "b": 236
  },
  "hsl": {
    "h": 213.497,
    "s": 81.095,
    "l": 60.588
  },
  "oklch": {
    "l": 0.65352,
    "c": 0.15436,
    "h": 255.5
  },
  "luminance": 0.27723
}

Semantic roles & 50–950 ramp

primary

#4991EC

secondary

#E7CCA9

accent

#7F08DD

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E1017

muted

#7E7F85

Preview Lab

Preview with #4991EC

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

Preview Lab → · Contrast checker → · Palette generator →