#4089D1#4089D1

#4089D1 is a mid, vivid cyan. Relative luminance 0.236; OKLCH L 61.7% C 0.132 H 250.5°. Best body text is #000000 at 5.72:1 contrast (WCAG AA passes).

Color values

HEX	#4089D1
RGB	rgb(64, 137, 209)
HSL	hsl(210, 61%, 54%)
HSV	hsv(210, 69%, 82%)
CMYK	cmyk(69.4%, 34.4%, 0%, 18%)
CIE-LAB	lab(55.67, 0.69, -43.68)
CIE-LCH	lch(55.67, 43.69, 270.90°)
OKLab	oklab(61.71% -0.0438 -0.124)
OKLCH	oklch(61.71% 0.132 250.5)
XYZ	xyz(22.5643, 23.5823, 63.6719)
Luminance	0.2359 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4089D1 #D18840

analogous

#40D1D0 #4089D1 #4040D1

triadic

#4089D1 #D14089 #89D140

tetradic

#4089D1 #D040D1 #D18840 #40D140

square

#4089D1 #D040D1 #D18840 #40D140

split-complementary

#4089D1 #D14040 #D1D040

monochromatic

#1D4C79 #296AAB #4089D1 #71A7DD #A3C6E9

Accessibility & contrast

On white

3.67

#4089D1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.72

#4089D1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4089D1

5.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4089D1	#FFFFFF	#000000	##000000
##4089D1	1.00	3.67	5.72	5.72
#FFFFFF	3.67	1.00	21.00	21.00
#000000	5.72	21.00	1.00	1.00
##000000	5.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#698DD4

Deuteranopia (green-blind)

#547FD0

Tritanopia (blue-blind)

#009AA3

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #4089d1;
/* rgb */ color: rgb(64, 137, 209);
/* oklch */ color: oklch(61.7% 0.132 250.5);

Tailwind

colors: {
  custom: {
    50: '#85abdf',
    500: '#4089d1',
    950: '#000000',
  },
}

SCSS

$custom: #4089d1;
$custom-light: #85abdf;
$custom-dark: #000000;

JSON

{
  "hex": "#4089d1",
  "rgb": {
    "r": 64,
    "g": 137,
    "b": 209
  },
  "hsl": {
    "h": 209.793,
    "s": 61.181,
    "l": 53.529
  },
  "oklch": {
    "l": 0.6171,
    "c": 0.13151,
    "h": 250.5
  },
  "luminance": 0.23585
}

Semantic roles & 50–950 ramp

primary

#4089D1

secondary

#D5B697

accent

#9344E4

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C1015

muted

#7D7F83

Preview Lab

Preview with #4089D1

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

Preview Lab → · Contrast checker → · Palette generator →