#4087CE#4087CE

#4087CE is a mid, vivid cyan. Relative luminance 0.229; OKLCH L 61.1% C 0.130 H 250.8°. Best body text is #000000 at 5.57:1 contrast (WCAG AA passes).

Color values

HEX	#4087CE
RGB	rgb(64, 135, 206)
HSL	hsl(210, 59%, 53%)
HSV	hsv(210, 69%, 81%)
CMYK	cmyk(68.9%, 34.5%, 0%, 19.2%)
CIE-LAB	lab(54.94, 0.82, -43.14)
CIE-LCH	lch(54.94, 43.15, 271.09°)
OKLab	oklab(61.09% -0.0427 -0.1224)
OKLCH	oklch(61.09% 0.13 250.8)
XYZ	xyz(21.9148, 22.8718, 61.6403)
Luminance	0.2287 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4087CE #CE8740

analogous

#40CECE #4087CE #4040CE

triadic

#4087CE #CE4087 #87CE40

tetradic

#4087CE #CE40CE #CE8740 #40CE40

square

#4087CE #CE40CE #CE8740 #40CE40

split-complementary

#4087CE #CE4040 #CECE40

monochromatic

#1E4A75 #2B68A6 #4087CE #71A6DA #A1C4E7

Accessibility & contrast

On white

3.77

#4087CE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.57

#4087CE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4087CE

5.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4087CE	#FFFFFF	#000000	##000000
##4087CE	1.00	3.77	5.57	5.57
#FFFFFF	3.77	1.00	21.00	21.00
#000000	5.57	21.00	1.00	1.00
##000000	5.57	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#678BD1

Deuteranopia (green-blind)

#537DCD

Tritanopia (blue-blind)

#0098A1

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #4087ce;
/* rgb */ color: rgb(64, 135, 206);
/* oklch */ color: oklch(61.1% 0.130 250.8);

Tailwind

colors: {
  custom: {
    50: '#84a9dd',
    500: '#4087ce',
    950: '#000000',
  },
}

SCSS

$custom: #4087ce;
$custom-light: #84a9dd;
$custom-dark: #000000;

JSON

{
  "hex": "#4087ce",
  "rgb": {
    "r": 64,
    "g": 135,
    "b": 206
  },
  "hsl": {
    "h": 210,
    "s": 59.167,
    "l": 52.941
  },
  "oklch": {
    "l": 0.61091,
    "c": 0.12966,
    "h": 250.8
  },
  "luminance": 0.22874
}

Semantic roles & 50–950 ramp

primary

#4087CE

secondary

#D4B596

accent

#9445E2

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C0F15

muted

#7D7F83

Preview Lab

Preview with #4087CE

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

Preview Lab → · Contrast checker → · Palette generator →