#4C90AD#4C90AD

#4C90AD is a light, moderate cyan. Relative luminance 0.245; OKLCH L 62.0% C 0.082 H 228.0°. Best body text is #000000 at 5.90:1 contrast (WCAG AA passes).

Color values

HEX	#4C90AD
RGB	rgb(76, 144, 173)
HSL	hsl(198, 39%, 49%)
HSV	hsv(198, 56%, 68%)
CMYK	cmyk(56.1%, 16.8%, 0%, 32.2%)
CIE-LAB	lab(56.58, -13.04, -21.79)
CIE-LCH	lch(56.58, 25.39, 239.11°)
OKLab	oklab(62.04% -0.0546 -0.0606)
OKLCH	oklch(62.04% 0.082 228)
XYZ	xyz(20.4937, 24.4983, 43.1757)
Luminance	0.2450 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C90AD #AD694C

analogous

#4CAD9A #4C90AD #4C60AD

triadic

#4C90AD #AD4C90 #90AD4C

tetradic

#4C90AD #9A4CAD #AD694C #60AD4C

square

#4C90AD #9A4CAD #AD694C #60AD4C

split-complementary

#4C90AD #AD4C60 #AD9A4C

monochromatic

#274958 #396D82 #4C90AD #74ABC2 #9FC5D5

Accessibility & contrast

On white

3.56

#4C90AD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.90

#4C90AD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4C90AD

5.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C90AD	#FFFFFF	#000000	##000000
##4C90AD	1.00	3.56	5.90	5.90
#FFFFFF	3.56	1.00	21.00	21.00
#000000	5.90	21.00	1.00	1.00
##000000	5.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#818EAE

Deuteranopia (green-blind)

#7383AD

Tritanopia (blue-blind)

#009899

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #4c90ad;
/* rgb */ color: rgb(76, 144, 173);
/* oklch */ color: oklch(62.0% 0.082 228.0);

Tailwind

colors: {
  custom: {
    50: '#86b0c5',
    500: '#4c90ad',
    950: '#000000',
  },
}

SCSS

$custom: #4c90ad;
$custom-light: #86b0c5;
$custom-dark: #000000;

JSON

{
  "hex": "#4c90ad",
  "rgb": {
    "r": 76,
    "g": 144,
    "b": 173
  },
  "hsl": {
    "h": 197.938,
    "s": 38.956,
    "l": 48.824
  },
  "oklch": {
    "l": 0.62036,
    "c": 0.08156,
    "h": 228
  },
  "luminance": 0.245
}

Semantic roles & 50–950 ramp

primary

#4C90AD

secondary

#C1A193

accent

#7C59CF

background

#F8FAFC

surface

#F0F4F8

border

#CBCED1

text

#0C1013

muted

#7D7F82

Preview Lab

Preview with #4C90AD

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

Preview Lab → · Contrast checker → · Palette generator →