#4E99AB#4E99AB

#4E99AB is a light, moderate cyan. Relative luminance 0.273; OKLCH L 64.2% C 0.079 H 215.4°. Best body text is #000000 at 6.47:1 contrast (WCAG AA passes).

Color values

HEX	#4E99AB
RGB	rgb(78, 153, 171)
HSL	hsl(192, 37%, 49%)
HSV	hsv(192, 54%, 67%)
CMYK	cmyk(54.4%, 10.5%, 0%, 32.9%)
CIE-LAB	lab(59.29, -18.08, -16.52)
CIE-LCH	lch(59.29, 24.49, 222.42°)
OKLab	oklab(64.19% -0.0643 -0.0457)
OKLCH	oklch(64.19% 0.079 215.4)
XYZ	xyz(21.8809, 27.3405, 42.6443)
Luminance	0.2734 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E99AB #AB604E

analogous

#4EAB8F #4E99AB #4E6BAB

triadic

#4E99AB #AB4E99 #99AB4E

tetradic

#4E99AB #8F4EAB #AB604E #6BAB4E

square

#4E99AB #8F4EAB #AB604E #6BAB4E

split-complementary

#4E99AB #AB4E6B #AB8F4E

monochromatic

#284E57 #3B7381 #4E99AB #76B2C0 #A0CAD4

Accessibility & contrast

On white

3.25

#4E99AB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.47

#4E99AB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4E99AB

6.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E99AB	#FFFFFF	#000000	##000000
##4E99AB	1.00	3.25	6.47	6.47
#FFFFFF	3.25	1.00	21.00	21.00
#000000	6.47	21.00	1.00	1.00
##000000	6.47	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8C95AC

Deuteranopia (green-blind)

#7E8AAB

Tritanopia (blue-blind)

#00A09F

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #4e99ab;
/* rgb */ color: rgb(78, 153, 171);
/* oklch */ color: oklch(64.2% 0.079 215.4);

Tailwind

colors: {
  custom: {
    50: '#87b7c4',
    500: '#4e99ab',
    950: '#000000',
  },
}

SCSS

$custom: #4e99ab;
$custom-light: #87b7c4;
$custom-dark: #000000;

JSON

{
  "hex": "#4e99ab",
  "rgb": {
    "r": 78,
    "g": 153,
    "b": 171
  },
  "hsl": {
    "h": 191.613,
    "s": 37.349,
    "l": 48.824
  },
  "oklch": {
    "l": 0.64194,
    "c": 0.07888,
    "h": 215.4
  },
  "luminance": 0.27342
}

Semantic roles & 50–950 ramp

primary

#4E99AB

secondary

#C19D94

accent

#715ACD

background

#F8FBFC

surface

#F0F6F8

border

#CBD0D1

text

#0C1112

muted

#7D8081

Preview Lab

Preview with #4E99AB

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

Preview Lab → · Contrast checker → · Palette generator →