#4E99D8#4E99D8

#4E99D8 is a light, vivid cyan. Relative luminance 0.294; OKLCH L 66.2% C 0.120 H 246.3°. Best body text is #000000 at 6.87:1 contrast (WCAG AA passes).

Color values

HEX	#4E99D8
RGB	rgb(78, 153, 216)
HSL	hsl(207, 64%, 58%)
HSV	hsv(207, 64%, 85%)
CMYK	cmyk(63.9%, 29.2%, 0%, 15.3%)
CIE-LAB	lab(61.10, -3.94, -39.03)
CIE-LCH	lch(61.10, 39.23, 264.24°)
OKLab	oklab(66.23% -0.0483 -0.1101)
OKLCH	oklch(66.23% 0.12 246.3)
XYZ	xyz(26.9232, 29.3574, 69.2001)
Luminance	0.2936 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E99D8 #D88D4E

analogous

#4ED8D2 #4E99D8 #4E54D8

triadic

#4E99D8 #D84E99 #99D84E

tetradic

#4E99D8 #D24ED8 #D88D4E #54D84E

square

#4E99D8 #D24ED8 #D88D4E #54D84E

split-complementary

#4E99D8 #D84E54 #D8D24E

monochromatic

#1F5B8D #2A7BBF #4E99D8 #80B6E3 #B2D3EE

Accessibility & contrast

On white

3.06

#4E99D8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.87

#4E99D8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4E99D8

6.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E99D8	#FFFFFF	#000000	##000000
##4E99D8	1.00	3.06	6.87	6.87
#FFFFFF	3.06	1.00	21.00	21.00
#000000	6.87	21.00	1.00	1.00
##000000	6.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7D9BDB

Deuteranopia (green-blind)

#6B8DD7

Tritanopia (blue-blind)

#00A8AF

Achromatopsia (no color)

#939393

Design tokens & code

CSS

--color: #4e99d8;
/* rgb */ color: rgb(78, 153, 216);
/* oklch */ color: oklch(66.2% 0.120 246.3);

Tailwind

colors: {
  custom: {
    50: '#8cb6e4',
    500: '#4e99d8',
    950: '#000000',
  },
}

SCSS

$custom: #4e99d8;
$custom-light: #8cb6e4;
$custom-dark: #000000;

JSON

{
  "hex": "#4e99d8",
  "rgb": {
    "r": 78,
    "g": 153,
    "b": 216
  },
  "hsl": {
    "h": 207.391,
    "s": 63.889,
    "l": 57.647
  },
  "oklch": {
    "l": 0.66227,
    "c": 0.12025,
    "h": 246.3
  },
  "luminance": 0.2936
}

Semantic roles & 50–950 ramp

primary

#4E99D8

secondary

#DDBEA5

accent

#8D41E7

background

#F9FBFE

surface

#F1F6FC

border

#CBD0D5

text

#0D1115

muted

#7E8084

Preview Lab

Preview with #4E99D8

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

Preview Lab → · Contrast checker → · Palette generator →