#4DA9DB#4DA9DB

#4DA9DB is a light, moderate cyan. Relative luminance 0.351; OKLCH L 70.0% C 0.114 H 235.5°. Best body text is #000000 at 8.01:1 contrast (WCAG AA passes).

Color values

HEX	#4DA9DB
RGB	rgb(77, 169, 219)
HSL	hsl(201, 66%, 58%)
HSV	hsv(201, 65%, 86%)
CMYK	cmyk(64.8%, 22.8%, 0%, 14.1%)
CIE-LAB	lab(65.80, -12.04, -33.36)
CIE-LCH	lch(65.80, 35.47, 250.16°)
OKLab	oklab(69.98% -0.0645 -0.0936)
OKLCH	oklch(69.98% 0.114 235.5)
XYZ	xyz(30.0298, 35.0651, 72.1897)
Luminance	0.3507 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4DA9DB #DB7F4D

analogous

#4DDBC6 #4DA9DB #4D62DB

triadic

#4DA9DB #DB4DA9 #A9DB4D

tetradic

#4DA9DB #C64DDB #DB7F4D #62DB4D

square

#4DA9DB #C64DDB #DB7F4D #62DB4D

split-complementary

#4DA9DB #DB4D62 #DBC64D

monochromatic

#1D6890 #278CC3 #4DA9DB #80C2E5 #B3DAF0

Accessibility & contrast

On white

2.62

#4DA9DB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.01

#4DA9DB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4DA9DB

8.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4DA9DB	#FFFFFF	#000000	##000000
##4DA9DB	1.00	2.62	8.01	8.01
#FFFFFF	2.62	1.00	21.00	21.00
#000000	8.01	21.00	1.00	1.00
##000000	8.01	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#91A8DD

Deuteranopia (green-blind)

#7E9ADA

Tritanopia (blue-blind)

#00B6BA

Achromatopsia (no color)

#A0A0A0

Design tokens & code

CSS

--color: #4da9db;
/* rgb */ color: rgb(77, 169, 219);
/* oklch */ color: oklch(70.0% 0.114 235.5);

Tailwind

colors: {
  custom: {
    50: '#8dc2e6',
    500: '#4da9db',
    950: '#000000',
  },
}

SCSS

$custom: #4da9db;
$custom-light: #8dc2e6;
$custom-dark: #000000;

JSON

{
  "hex": "#4da9db",
  "rgb": {
    "r": 77,
    "g": 169,
    "b": 219
  },
  "hsl": {
    "h": 201.127,
    "s": 66.355,
    "l": 58.039
  },
  "oklch": {
    "l": 0.69983,
    "c": 0.11367,
    "h": 235.5
  },
  "luminance": 0.35068
}

Semantic roles & 50–950 ramp

primary

#4DA9DB

secondary

#DEBAA6

accent

#7B3FE9

background

#F9FBFE

surface

#F2F7FC

border

#CCD0D5

text

#0D1216

muted

#7E8184

Preview Lab

Preview with #4DA9DB

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

Preview Lab → · Contrast checker → · Palette generator →