#4EA5E3#4EA5E3

#4EA5E3 is a light, vivid cyan. Relative luminance 0.341; OKLCH L 69.5% C 0.124 H 242.5°. Best body text is #000000 at 7.82:1 contrast (WCAG AA passes).

Color values

HEX	#4EA5E3
RGB	rgb(78, 165, 227)
HSL	hsl(205, 73%, 60%)
HSV	hsv(205, 66%, 89%)
CMYK	cmyk(65.6%, 27.3%, 0%, 11%)
CIE-LAB	lab(65.02, -7.07, -38.98)
CIE-LCH	lch(65.02, 39.62, 259.71°)
OKLab	oklab(69.49% -0.0572 -0.1099)
OKLCH	oklch(69.49% 0.124 242.5)
XYZ	xyz(30.4569, 34.0729, 77.6298)
Luminance	0.3408 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4EA5E3 #E38C4E

analogous

#4EE3D6 #4EA5E3 #4E5BE3

triadic

#4EA5E3 #E34EA5 #A5E34E

tetradic

#4EA5E3 #D64EE3 #E38C4E #5BE34E

square

#4EA5E3 #D64EE3 #E38C4E #5BE34E

split-complementary

#4EA5E3 #E34E5B #E3D64E

monochromatic

#19669E #2189D3 #4EA5E3 #83C0EB #B8DBF4

Accessibility & contrast

On white

2.69

#4EA5E3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.82

#4EA5E3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4EA5E3

7.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4EA5E3	#FFFFFF	#000000	##000000
##4EA5E3	1.00	2.69	7.82	7.82
#FFFFFF	2.69	1.00	21.00	21.00
#000000	7.82	21.00	1.00	1.00
##000000	7.82	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#89A6E6

Deuteranopia (green-blind)

#7597E2

Tritanopia (blue-blind)

#00B4BA

Achromatopsia (no color)

#9E9E9E

Design tokens & code

CSS

--color: #4ea5e3;
/* rgb */ color: rgb(78, 165, 227);
/* oklch */ color: oklch(69.5% 0.124 242.5);

Tailwind

colors: {
  custom: {
    50: '#8ebfec',
    500: '#4ea5e3',
    950: '#000000',
  },
}

SCSS

$custom: #4ea5e3;
$custom-light: #8ebfec;
$custom-dark: #000000;

JSON

{
  "hex": "#4ea5e3",
  "rgb": {
    "r": 78,
    "g": 165,
    "b": 227
  },
  "hsl": {
    "h": 204.966,
    "s": 72.683,
    "l": 59.804
  },
  "oklch": {
    "l": 0.69486,
    "c": 0.12385,
    "h": 242.5
  },
  "luminance": 0.34076
}

Semantic roles & 50–950 ramp

primary

#4EA5E3

secondary

#E3C2AA

accent

#8538EF

background

#F9FBFE

surface

#F2F7FD

border

#CCD0D5

text

#0E1216

muted

#7E8184

Preview Lab

Preview with #4EA5E3

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

Preview Lab → · Contrast checker → · Palette generator →