#4089C8#4089C8

#4089C8 is a mid, vivid cyan. Relative luminance 0.232; OKLCH L 61.2% C 0.120 H 247.4°. Best body text is #000000 at 5.63:1 contrast (WCAG AA passes).

Color values

HEX	#4089C8
RGB	rgb(64, 137, 200)
HSL	hsl(208, 55%, 52%)
HSV	hsv(208, 68%, 78%)
CMYK	cmyk(68%, 31.5%, 0%, 21.6%)
CIE-LAB	lab(55.23, -2.44, -39.29)
CIE-LCH	lch(55.23, 39.37, 266.44°)
OKLab	oklab(61.22% -0.0463 -0.1112)
OKLCH	oklch(61.22% 0.12 247.4)
XYZ	xyz(21.4814, 23.1492, 57.9685)
Luminance	0.2315 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4089C8 #C87F40

analogous

#40C8C3 #4089C8 #4045C8

triadic

#4089C8 #C84089 #89C840

tetradic

#4089C8 #C340C8 #C87F40 #45C840

square

#4089C8 #C340C8 #C87F40 #45C840

split-complementary

#4089C8 #C84045 #C8C340

monochromatic

#204A6E #2D6A9D #4089C8 #70A6D6 #9FC4E3

Accessibility & contrast

On white

3.73

#4089C8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.63

#4089C8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4089C8

5.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4089C8	#FFFFFF	#000000	##000000
##4089C8	1.00	3.73	5.63	5.63
#FFFFFF	3.73	1.00	21.00	21.00
#000000	5.63	21.00	1.00	1.00
##000000	5.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6D8BCB

Deuteranopia (green-blind)

#5A7EC7

Tritanopia (blue-blind)

#00989F

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #4089c8;
/* rgb */ color: rgb(64, 137, 200);
/* oklch */ color: oklch(61.2% 0.120 247.4);

Tailwind

colors: {
  custom: {
    50: '#83abd9',
    500: '#4089c8',
    950: '#000000',
  },
}

SCSS

$custom: #4089c8;
$custom-light: #83abd9;
$custom-dark: #000000;

JSON

{
  "hex": "#4089c8",
  "rgb": {
    "r": 64,
    "g": 137,
    "b": 200
  },
  "hsl": {
    "h": 207.794,
    "s": 55.285,
    "l": 51.765
  },
  "oklch": {
    "l": 0.61218,
    "c": 0.12046,
    "h": 247.4
  },
  "luminance": 0.23151
}

Semantic roles & 50–950 ramp

primary

#4089C8

secondary

#D0B094

accent

#8E49DF

background

#F8FAFD

surface

#F0F4FA

border

#CBCED3

text

#0C1014

muted

#7D7F83

Preview Lab

Preview with #4089C8

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

Preview Lab → · Contrast checker → · Palette generator →