#4E99BC#4E99BC

#4E99BC is a light, moderate cyan. Relative luminance 0.280; OKLCH L 64.9% C 0.091 H 230.6°. Best body text is #000000 at 6.61:1 contrast (WCAG AA passes).

Color values

HEX	#4E99BC
RGB	rgb(78, 153, 188)
HSL	hsl(199, 45%, 52%)
HSV	hsv(199, 59%, 74%)
CMYK	cmyk(58.5%, 18.6%, 0%, 26.3%)
CIE-LAB	lab(59.92, -12.93, -25.17)
CIE-LCH	lch(59.92, 28.30, 242.81°)
OKLab	oklab(64.9% -0.0577 -0.0702)
OKLCH	oklch(64.9% 0.091 230.6)
XYZ	xyz(23.6067, 28.0308, 51.7336)
Luminance	0.2803 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E99BC #BC714E

analogous

#4EBCA8 #4E99BC #4E62BC

triadic

#4E99BC #BC4E99 #99BC4E

tetradic

#4E99BC #A84EBC #BC714E #62BC4E

square

#4E99BC #A84EBC #BC714E #62BC4E

split-complementary

#4E99BC #BC4E62 #BCA84E

monochromatic

#275468 #387795 #4E99BC #7AB3CD #A7CCDE

Accessibility & contrast

On white

3.18

#4E99BC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.61

#4E99BC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4E99BC

6.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E99BC	#FFFFFF	#000000	##000000
##4E99BC	1.00	3.18	6.61	6.61
#FFFFFF	3.18	1.00	21.00	21.00
#000000	6.61	21.00	1.00	1.00
##000000	6.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8797BE

Deuteranopia (green-blind)

#788BBC

Tritanopia (blue-blind)

#00A3A4

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #4e99bc;
/* rgb */ color: rgb(78, 153, 188);
/* oklch */ color: oklch(64.9% 0.091 230.6);

Tailwind

colors: {
  custom: {
    50: '#89b7d0',
    500: '#4e99bc',
    950: '#000000',
  },
}

SCSS

$custom: #4e99bc;
$custom-light: #89b7d0;
$custom-dark: #000000;

JSON

{
  "hex": "#4e99bc",
  "rgb": {
    "r": 78,
    "g": 153,
    "b": 188
  },
  "hsl": {
    "h": 199.091,
    "s": 45.082,
    "l": 52.157
  },
  "oklch": {
    "l": 0.64904,
    "c": 0.09087,
    "h": 230.6
  },
  "luminance": 0.28033
}

Semantic roles & 50–950 ramp

primary

#4E99BC

secondary

#CBAA9B

accent

#7C53D5

background

#F8FBFC

surface

#F0F6F9

border

#CBD0D2

text

#0C1114

muted

#7D8082

Preview Lab

Preview with #4E99BC

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

Preview Lab → · Contrast checker → · Palette generator →