#4E99CF#4E99CF

#4E99CF is a light, moderate cyan. Relative luminance 0.289; OKLCH L 65.8% C 0.110 H 242.3°. Best body text is #000000 at 6.78:1 contrast (WCAG AA passes).

Color values

HEX	#4E99CF
RGB	rgb(78, 153, 207)
HSL	hsl(205, 57%, 56%)
HSV	hsv(205, 62%, 81%)
CMYK	cmyk(62.3%, 26.1%, 0%, 18.8%)
CIE-LAB	lab(60.70, -6.89, -34.63)
CIE-LCH	lch(60.70, 35.31, 258.75°)
OKLab	oklab(65.78% -0.0511 -0.0974)
OKLCH	oklch(65.78% 0.11 242.3)
XYZ	xyz(25.7914, 28.9046, 63.2393)
Luminance	0.2891 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E99CF #CF844E

analogous

#4ECFC4 #4E99CF #4E58CF

triadic

#4E99CF #CF4E99 #99CF4E

tetradic

#4E99CF #C44ECF #CF844E #58CF4E

square

#4E99CF #C44ECF #CF844E #58CF4E

split-complementary

#4E99CF #CF4E58 #CFC44E

monochromatic

#235980 #307AB0 #4E99CF #7EB5DC #AED0E9

Accessibility & contrast

On white

3.10

#4E99CF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.78

#4E99CF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4E99CF

6.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E99CF	#FFFFFF	#000000	##000000
##4E99CF	1.00	3.10	6.78	6.78
#FFFFFF	3.10	1.00	21.00	21.00
#000000	6.78	21.00	1.00	1.00
##000000	6.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#819AD1

Deuteranopia (green-blind)

#6F8DCE

Tritanopia (blue-blind)

#00A6AC

Achromatopsia (no color)

#929292

Design tokens & code

CSS

--color: #4e99cf;
/* rgb */ color: rgb(78, 153, 207);
/* oklch */ color: oklch(65.8% 0.110 242.3);

Tailwind

colors: {
  custom: {
    50: '#8bb6de',
    500: '#4e99cf',
    950: '#000000',
  },
}

SCSS

$custom: #4e99cf;
$custom-light: #8bb6de;
$custom-dark: #000000;

JSON

{
  "hex": "#4e99cf",
  "rgb": {
    "r": 78,
    "g": 153,
    "b": 207
  },
  "hsl": {
    "h": 205.116,
    "s": 57.333,
    "l": 55.882
  },
  "oklch": {
    "l": 0.65781,
    "c": 0.10998,
    "h": 242.3
  },
  "luminance": 0.28907
}

Semantic roles & 50–950 ramp

primary

#4E99CF

secondary

#D7B8A2

accent

#8747E1

background

#F9FBFD

surface

#F1F6FB

border

#CBD0D4

text

#0D1115

muted

#7E8083

Preview Lab

Preview with #4E99CF

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

Preview Lab → · Contrast checker → · Palette generator →