#4E91CC#4E91CC

#4E91CC is a light, moderate cyan. Relative luminance 0.262; OKLCH L 63.8% C 0.112 H 247.2°. Best body text is #000000 at 6.25:1 contrast (WCAG AA passes).

Color values

HEX	#4E91CC
RGB	rgb(78, 145, 204)
HSL	hsl(208, 55%, 55%)
HSV	hsv(208, 62%, 80%)
CMYK	cmyk(61.8%, 28.9%, 0%, 20%)
CIE-LAB	lab(58.25, -3.31, -36.77)
CIE-LCH	lch(58.25, 36.92, 264.85°)
OKLab	oklab(63.81% -0.0436 -0.1036)
OKLCH	oklch(63.81% 0.112 247.2)
XYZ	xyz(24.1623, 26.2278, 60.9042)
Luminance	0.2623 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E91CC #CC894E

analogous

#4ECCC8 #4E91CC #4E52CC

triadic

#4E91CC #CC4E91 #91CC4E

tetradic

#4E91CC #C84ECC #CC894E #52CC4E

square

#4E91CC #C84ECC #CC894E #52CC4E

split-complementary

#4E91CC #CC4E52 #CCC84E

monochromatic

#24537C #3172AB #4E91CC #7EAFDA #ADCCE7

Accessibility & contrast

On white

3.36

#4E91CC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.25

#4E91CC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4E91CC

6.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E91CC	#FFFFFF	#000000	##000000
##4E91CC	1.00	3.36	6.25	6.25
#FFFFFF	3.36	1.00	21.00	21.00
#000000	6.25	21.00	1.00	1.00
##000000	6.25	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7793CF

Deuteranopia (green-blind)

#6687CB

Tritanopia (blue-blind)

#009FA6

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #4e91cc;
/* rgb */ color: rgb(78, 145, 204);
/* oklch */ color: oklch(63.8% 0.112 247.2);

Tailwind

colors: {
  custom: {
    50: '#8bb1dc',
    500: '#4e91cc',
    950: '#000000',
  },
}

SCSS

$custom: #4e91cc;
$custom-light: #8bb1dc;
$custom-dark: #000000;

JSON

{
  "hex": "#4e91cc",
  "rgb": {
    "r": 78,
    "g": 145,
    "b": 204
  },
  "hsl": {
    "h": 208.095,
    "s": 55.263,
    "l": 55.294
  },
  "oklch": {
    "l": 0.63808,
    "c": 0.11239,
    "h": 247.2
  },
  "luminance": 0.2623
}

Semantic roles & 50–950 ramp

primary

#4E91CC

secondary

#D5B9A1

accent

#8F49DF

background

#F9FAFD

surface

#F1F4FB

border

#CBCED4

text

#0D1015

muted

#7E7F83

Preview Lab

Preview with #4E91CC

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

Preview Lab → · Contrast checker → · Palette generator →