#4B8ECF#4B8ECF

#4B8ECF is a light, moderate cyan. Relative luminance 0.253; OKLCH L 63.2% C 0.120 H 249.6°. Best body text is #000000 at 6.07:1 contrast (WCAG AA passes).

Color values

HEX#4B8ECF
RGBrgb(75, 142, 207)
HSLhsl(210, 58%, 55%)
HSVhsv(210, 64%, 81%)
CMYKcmyk(63.8%, 31.4%, 0%, 18.8%)
CIE-LABlab(57.41, -1.13, -39.78)
CIE-LCHlch(57.41, 39.80, 268.38°)
OKLaboklab(63.16% -0.0417 -0.1124)
OKLCHoklch(63.16% 0.12 249.6)
XYZxyz(23.8330, 25.3445, 62.6554)
Luminance0.2535 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#4B8ECF #CF8C4B
analogous
#4BCFCE #4B8ECF #4B4CCF
triadic
#4B8ECF #CF4B8E #8ECF4B
tetradic
#4B8ECF #CE4BCF #CF8C4B #4CCF4B
square
#4B8ECF #CE4BCF #CF8C4B #4CCF4B
split-complementary
#4B8ECF #CF4B4C #CFCE4B
monochromatic
#22517E #2E6FAE #4B8ECF #7BACDC #ACCBE9

Accessibility & contrast

On white

3.46
#4B8ECF on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

6.07
#4B8ECF on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4B8ECF
6.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##4B8ECF#FFFFFF#000000##000000
##4B8ECF1.003.466.076.07
#FFFFFF3.461.0021.0021.00
#0000006.0721.001.001.00
##0000006.0721.001.001.00

Color blindness preview

Protanopia (red-blind)
#7291D2
Deuteranopia (green-blind)
#6084CE
Tritanopia (blue-blind)
#009DA5
Achromatopsia (no color)
#8A8A8A

Design tokens & code

CSS
--color: #4b8ecf;
/* rgb */ color: rgb(75, 142, 207);
/* oklch */ color: oklch(63.2% 0.120 249.6);
Tailwind
colors: {
  custom: {
    50: '#89aede',
    500: '#4b8ecf',
    950: '#000000',
  },
}
SCSS
$custom: #4b8ecf;
$custom-light: #89aede;
$custom-dark: #000000;
JSON
{
  "hex": "#4b8ecf",
  "rgb": {
    "r": 75,
    "g": 142,
    "b": 207
  },
  "hsl": {
    "h": 209.545,
    "s": 57.895,
    "l": 55.294
  },
  "oklch": {
    "l": 0.63158,
    "c": 0.11993,
    "h": 249.6
  },
  "luminance": 0.25347
}

Semantic roles & 50–950 ramp

primary
#4B8ECF
secondary
#D6BA9F
accent
#9347E1
background
#F9FAFD
surface
#F1F4FB
border
#CBCED4
text
#0D1015
muted
#7E7F83

Preview Lab

Preview with #4B8ECF

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

Preview Lab → · Contrast checker → · Palette generator →

#4B8ECF Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva