#4EA5DB#4EA5DB

#4EA5DB is a light, moderate cyan. Relative luminance 0.336; OKLCH L 69.1% C 0.115 H 238.8°. Best body text is #000000 at 7.73:1 contrast (WCAG AA passes).

Color values

HEX	#4EA5DB
RGB	rgb(78, 165, 219)
HSL	hsl(203, 66%, 58%)
HSV	hsv(203, 64%, 86%)
CMYK	cmyk(64.4%, 24.7%, 0%, 14.1%)
CIE-LAB	lab(64.68, -9.68, -35.10)
CIE-LCH	lch(64.68, 36.41, 254.58°)
OKLab	oklab(69.1% -0.0597 -0.0986)
OKLCH	oklch(69.1% 0.115 238.8)
XYZ	xyz(29.3783, 33.6414, 71.9493)
Luminance	0.3364 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4EA5DB #DB844E

analogous

#4EDBCB #4EA5DB #4E5EDB

triadic

#4EA5DB #DB4EA5 #A5DB4E

tetradic

#4EA5DB #CB4EDB #DB844E #5EDB4E

square

#4EA5DB #CB4EDB #DB844E #5EDB4E

split-complementary

#4EA5DB #DB4E5E #DBCB4E

monochromatic

#1E6591 #2888C4 #4EA5DB #81BFE5 #B4D9F0

Accessibility & contrast

On white

2.72

#4EA5DB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.73

#4EA5DB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4EA5DB

7.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4EA5DB	#FFFFFF	#000000	##000000
##4EA5DB	1.00	2.72	7.73	7.73
#FFFFFF	2.72	1.00	21.00	21.00
#000000	7.73	21.00	1.00	1.00
##000000	7.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8CA5DE

Deuteranopia (green-blind)

#7997DA

Tritanopia (blue-blind)

#00B3B7

Achromatopsia (no color)

#9D9D9D

Design tokens & code

CSS

--color: #4ea5db;
/* rgb */ color: rgb(78, 165, 219);
/* oklch */ color: oklch(69.1% 0.115 238.8);

Tailwind

colors: {
  custom: {
    50: '#8dbfe6',
    500: '#4ea5db',
    950: '#000000',
  },
}

SCSS

$custom: #4ea5db;
$custom-light: #8dbfe6;
$custom-dark: #000000;

JSON

{
  "hex": "#4ea5db",
  "rgb": {
    "r": 78,
    "g": 165,
    "b": 219
  },
  "hsl": {
    "h": 202.979,
    "s": 66.197,
    "l": 58.235
  },
  "oklch": {
    "l": 0.69101,
    "c": 0.11532,
    "h": 238.8
  },
  "luminance": 0.33644
}

Semantic roles & 50–950 ramp

primary

#4EA5DB

secondary

#DEBCA6

accent

#803FE9

background

#F9FBFE

surface

#F2F7FC

border

#CCD0D5

text

#0D1216

muted

#7E8184

Preview Lab

Preview with #4EA5DB

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

Preview Lab → · Contrast checker → · Palette generator →