#4089CD#4089CD

#4089CD is a mid, vivid cyan. Relative luminance 0.234; OKLCH L 61.5% C 0.127 H 249.2°. Best body text is #000000 at 5.68:1 contrast (WCAG AA passes).

Color values

HEX	#4089CD
RGB	rgb(64, 137, 205)
HSL	hsl(209, 59%, 53%)
HSV	hsv(209, 69%, 80%)
CMYK	cmyk(68.8%, 33.2%, 0%, 19.6%)
CIE-LAB	lab(55.47, -0.71, -41.74)
CIE-LCH	lch(55.47, 41.75, 269.03°)
OKLab	oklab(61.49% -0.0449 -0.1183)
OKLCH	oklch(61.49% 0.127 249.2)
XYZ	xyz(22.0753, 23.3867, 61.0965)
Luminance	0.2339 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4089CD #CD8440

analogous

#40CDCA #4089CD #4043CD

triadic

#4089CD #CD4089 #89CD40

tetradic

#4089CD #CA40CD #CD8440 #43CD40

square

#4089CD #CA40CD #CD8440 #43CD40

split-complementary

#4089CD #CD4043 #CDCA40

monochromatic

#1E4B74 #2B6AA5 #4089CD #71A7DA #A1C5E6

Accessibility & contrast

On white

3.70

#4089CD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.68

#4089CD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4089CD

5.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4089CD	#FFFFFF	#000000	##000000
##4089CD	1.00	3.70	5.68	5.68
#FFFFFF	3.70	1.00	21.00	21.00
#000000	5.68	21.00	1.00	1.00
##000000	5.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6B8CD0

Deuteranopia (green-blind)

#577FCC

Tritanopia (blue-blind)

#0099A1

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #4089cd;
/* rgb */ color: rgb(64, 137, 205);
/* oklch */ color: oklch(61.5% 0.127 249.2);

Tailwind

colors: {
  custom: {
    50: '#84abdc',
    500: '#4089cd',
    950: '#000000',
  },
}

SCSS

$custom: #4089cd;
$custom-light: #84abdc;
$custom-dark: #000000;

JSON

{
  "hex": "#4089cd",
  "rgb": {
    "r": 64,
    "g": 137,
    "b": 205
  },
  "hsl": {
    "h": 208.936,
    "s": 58.506,
    "l": 52.745
  },
  "oklch": {
    "l": 0.61489,
    "c": 0.12656,
    "h": 249.2
  },
  "luminance": 0.23389
}

Semantic roles & 50–950 ramp

primary

#4089CD

secondary

#D3B396

accent

#9146E2

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C1015

muted

#7D7F83

Preview Lab

Preview with #4089CD

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

Preview Lab → · Contrast checker → · Palette generator →