#4089AC#4089AC

#4089AC is a mid, moderate cyan. Relative luminance 0.220; OKLCH L 59.8% C 0.090 H 231.8°. Best body text is #000000 at 5.39:1 contrast (WCAG AA passes).

Color values

HEX	#4089AC
RGB	rgb(64, 137, 172)
HSL	hsl(199, 46%, 46%)
HSV	hsv(199, 63%, 67%)
CMYK	cmyk(62.8%, 20.3%, 0%, 32.5%)
CIE-LAB	lab(53.98, -11.86, -25.26)
CIE-LCH	lch(53.98, 27.90, 244.84°)
OKLab	oklab(59.83% -0.0556 -0.0706)
OKLCH	oklch(59.83% 0.09 231.8)
XYZ	xyz(18.5035, 21.9580, 42.2849)
Luminance	0.2196 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4089AC #AC6340

analogous

#40AC99 #4089AC #4053AC

triadic

#4089AC #AC4089 #89AC40

tetradic

#4089AC #9940AC #AC6340 #53AC40

square

#4089AC #9940AC #AC6340 #53AC40

split-complementary

#4089AC #AC4053 #AC9940

monochromatic

#1F4253 #2F657F #4089AC #64A6C5 #91BFD6

Accessibility & contrast

On white

3.89

#4089AC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.39

#4089AC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4089AC

5.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4089AC	#FFFFFF	#000000	##000000
##4089AC	1.00	3.89	5.39	5.39
#FFFFFF	3.89	1.00	21.00	21.00
#000000	5.39	21.00	1.00	1.00
##000000	5.39	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7887AE

Deuteranopia (green-blind)

#697CAB

Tritanopia (blue-blind)

#009395

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #4089ac;
/* rgb */ color: rgb(64, 137, 172);
/* oklch */ color: oklch(59.8% 0.090 231.8);

Tailwind

colors: {
  custom: {
    50: '#7fabc4',
    500: '#4089ac',
    950: '#000000',
  },
}

SCSS

$custom: #4089ac;
$custom-light: #7fabc4;
$custom-dark: #000000;

JSON

{
  "hex": "#4089ac",
  "rgb": {
    "r": 64,
    "g": 137,
    "b": 172
  },
  "hsl": {
    "h": 199.444,
    "s": 45.763,
    "l": 46.275
  },
  "oklch": {
    "l": 0.59825,
    "c": 0.08989,
    "h": 231.8
  },
  "luminance": 0.2196
}

Semantic roles & 50–950 ramp

primary

#4089AC

secondary

#C19A87

accent

#7D52D5

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0B1012

muted

#7C7F81

Preview Lab

Preview with #4089AC

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

Preview Lab → · Contrast checker → · Palette generator →