#4E91C5#4E91C5

#4E91C5 is a light, moderate cyan. Relative luminance 0.259; OKLCH L 63.5% C 0.104 H 243.9°. Best body text is #000000 at 6.18:1 contrast (WCAG AA passes).

Color values

HEX	#4E91C5
RGB	rgb(78, 145, 197)
HSL	hsl(206, 51%, 54%)
HSV	hsv(206, 60%, 77%)
CMYK	cmyk(60.4%, 26.4%, 0%, 22.7%)
CIE-LAB	lab(57.94, -5.60, -33.31)
CIE-LCH	lch(57.94, 33.78, 260.45°)
OKLab	oklab(63.46% -0.0458 -0.0936)
OKLCH	oklch(63.46% 0.104 243.9)
XYZ	xyz(23.3416, 25.8995, 56.5815)
Luminance	0.2590 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E91C5 #C5824E

analogous

#4EC5BD #4E91C5 #4E56C5

triadic

#4E91C5 #C54E91 #91C54E

tetradic

#4E91C5 #BD4EC5 #C5824E #56C54E

square

#4E91C5 #BD4EC5 #C5824E #56C54E

split-complementary

#4E91C5 #C54E56 #C5BD4E

monochromatic

#265173 #3572A1 #4E91C5 #7CAED4 #AACAE3

Accessibility & contrast

On white

3.40

#4E91C5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.18

#4E91C5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4E91C5

6.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E91C5	#FFFFFF	#000000	##000000
##4E91C5	1.00	3.40	6.18	6.18
#FFFFFF	3.40	1.00	21.00	21.00
#000000	6.18	21.00	1.00	1.00
##000000	6.18	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7A92C7

Deuteranopia (green-blind)

#6A86C4

Tritanopia (blue-blind)

#009EA3

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #4e91c5;
/* rgb */ color: rgb(78, 145, 197);
/* oklch */ color: oklch(63.5% 0.104 243.9);

Tailwind

colors: {
  custom: {
    50: '#8ab1d6',
    500: '#4e91c5',
    950: '#000000',
  },
}

SCSS

$custom: #4e91c5;
$custom-light: #8ab1d6;
$custom-dark: #000000;

JSON

{
  "hex": "#4e91c5",
  "rgb": {
    "r": 78,
    "g": 145,
    "b": 197
  },
  "hsl": {
    "h": 206.218,
    "s": 50.638,
    "l": 53.922
  },
  "oklch": {
    "l": 0.6346,
    "c": 0.10419,
    "h": 243.9
  },
  "luminance": 0.25902
}

Semantic roles & 50–950 ramp

primary

#4E91C5

secondary

#D1B49E

accent

#8B4EDA

background

#F8FAFD

surface

#F0F4FA

border

#CBCED3

text

#0C1014

muted

#7D7F83

Preview Lab

Preview with #4E91C5

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

Preview Lab → · Contrast checker → · Palette generator →