#4089D5#4089D5

#4089D5 is a mid, vivid cyan. Relative luminance 0.238; OKLCH L 61.9% C 0.137 H 251.7°. Best body text is #000000 at 5.76:1 contrast (WCAG AA passes).

Color values

HEX	#4089D5
RGB	rgb(64, 137, 213)
HSL	hsl(211, 64%, 54%)
HSV	hsv(211, 70%, 84%)
CMYK	cmyk(70%, 35.7%, 0%, 16.5%)
CIE-LAB	lab(55.87, 2.09, -45.62)
CIE-LCH	lch(55.87, 45.66, 272.62°)
OKLab	oklab(61.93% -0.0428 -0.1296)
OKLCH	oklch(61.93% 0.137 251.7)
XYZ	xyz(23.0658, 23.7829, 66.3128)
Luminance	0.2379 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4089D5 #D58C40

analogous

#40D3D5 #4089D5 #4240D5

triadic

#4089D5 #D54089 #89D540

tetradic

#4089D5 #D540D3 #D58C40 #40D542

square

#4089D5 #D540D3 #D58C40 #40D542

split-complementary

#4089D5 #D54240 #D3D540

monochromatic

#1C4C7F #276BB1 #4089D5 #72A8E0 #A4C7EB

Accessibility & contrast

On white

3.65

#4089D5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.76

#4089D5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4089D5

5.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4089D5	#FFFFFF	#000000	##000000
##4089D5	1.00	3.65	5.76	5.76
#FFFFFF	3.65	1.00	21.00	21.00
#000000	5.76	21.00	1.00	1.00
##000000	5.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#678ED8

Deuteranopia (green-blind)

#5180D3

Tritanopia (blue-blind)

#009BA5

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #4089d5;
/* rgb */ color: rgb(64, 137, 213);
/* oklch */ color: oklch(61.9% 0.137 251.7);

Tailwind

colors: {
  custom: {
    50: '#86abe2',
    500: '#4089d5',
    950: '#000000',
  },
}

SCSS

$custom: #4089d5;
$custom-light: #86abe2;
$custom-dark: #000000;

JSON

{
  "hex": "#4089d5",
  "rgb": {
    "r": 64,
    "g": 137,
    "b": 213
  },
  "hsl": {
    "h": 210.604,
    "s": 63.948,
    "l": 54.314
  },
  "oklch": {
    "l": 0.61935,
    "c": 0.13651,
    "h": 251.7
  },
  "luminance": 0.23785
}

Semantic roles & 50–950 ramp

primary

#4089D5

secondary

#D8B999

accent

#9641E7

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C1015

muted

#7D7F83

Preview Lab

Preview with #4089D5

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

Preview Lab → · Contrast checker → · Palette generator →