#4E91E9#4E91E9

#4E91E9 is a light, vivid cyan. Relative luminance 0.278; OKLCH L 65.4% C 0.149 H 256.1°. Best body text is #000000 at 6.55:1 contrast (WCAG AA passes).

Color values

HEX	#4E91E9
RGB	rgb(78, 145, 233)
HSL	hsl(214, 78%, 61%)
HSV	hsv(214, 67%, 91%)
CMYK	cmyk(66.5%, 37.8%, 0%, 8.6%)
CIE-LAB	lab(59.66, 6.44, -50.73)
CIE-LCH	lch(59.66, 51.14, 277.23°)
OKLab	oklab(65.37% -0.0358 -0.1443)
OKLCH	oklch(65.37% 0.149 256.1)
XYZ	xyz(27.9699, 27.7509, 80.9574)
Luminance	0.2775 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E91E9 #E9A64E

analogous

#4EDEE9 #4E91E9 #584EE9

triadic

#4E91E9 #E94E91 #91E94E

tetradic

#4E91E9 #E94EDE #E9A64E #4EE958

square

#4E91E9 #E94EDE #E9A64E #4EE958

split-complementary

#4E91E9 #E9584E #DEE94E

monochromatic

#1554A8 #1C70DE #4E91E9 #84B3F0 #BBD5F7

Accessibility & contrast

On white

3.21

#4E91E9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.55

#4E91E9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4E91E9

6.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E91E9	#FFFFFF	#000000	##000000
##4E91E9	1.00	3.21	6.55	6.55
#FFFFFF	3.21	1.00	21.00	21.00
#000000	6.55	21.00	1.00	1.00
##000000	6.55	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A98ED

Deuteranopia (green-blind)

#5389E7

Tritanopia (blue-blind)

#00A5B2

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #4e91e9;
/* rgb */ color: rgb(78, 145, 233);
/* oklch */ color: oklch(65.4% 0.149 256.1);

Tailwind

colors: {
  custom: {
    50: '#8fb0f0',
    500: '#4e91e9',
    950: '#000000',
  },
}

SCSS

$custom: #4e91e9;
$custom-light: #8fb0f0;
$custom-dark: #000000;

JSON

{
  "hex": "#4e91e9",
  "rgb": {
    "r": 78,
    "g": 145,
    "b": 233
  },
  "hsl": {
    "h": 214.065,
    "s": 77.889,
    "l": 60.98
  },
  "oklch": {
    "l": 0.65374,
    "c": 0.14871,
    "h": 256.1
  },
  "luminance": 0.27754
}

Semantic roles & 50–950 ramp

primary

#4E91E9

secondary

#E7CDAC

accent

#810BDA

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E1016

muted

#7E7F84

Preview Lab

Preview with #4E91E9

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

Preview Lab → · Contrast checker → · Palette generator →