#4087CA#4087CA

#4087CA is a mid, vivid cyan. Relative luminance 0.227; OKLCH L 60.9% C 0.125 H 249.4°. Best body text is #000000 at 5.54:1 contrast (WCAG AA passes).

Color values

HEX	#4087CA
RGB	rgb(64, 135, 202)
HSL	hsl(209, 57%, 52%)
HSV	hsv(209, 68%, 79%)
CMYK	cmyk(68.3%, 33.2%, 0%, 20.8%)
CIE-LAB	lab(54.74, -0.57, -41.19)
CIE-LCH	lch(54.74, 41.19, 269.20°)
OKLab	oklab(60.87% -0.0438 -0.1167)
OKLCH	oklch(60.87% 0.125 249.4)
XYZ	xyz(21.4350, 22.6799, 59.1137)
Luminance	0.2268 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4087CA #CA8340

analogous

#40CAC8 #4087CA #4042CA

triadic

#4087CA #CA4087 #87CA40

tetradic

#4087CA #C840CA #CA8340 #42CA40

square

#4087CA #C840CA #CA8340 #42CA40

split-complementary

#4087CA #CA4042 #CAC840

monochromatic

#1F4970 #2C68A0 #4087CA #70A5D7 #A0C3E5

Accessibility & contrast

On white

3.79

#4087CA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.54

#4087CA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4087CA

5.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4087CA	#FFFFFF	#000000	##000000
##4087CA	1.00	3.79	5.54	5.54
#FFFFFF	3.79	1.00	21.00	21.00
#000000	5.54	21.00	1.00	1.00
##000000	5.54	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#698ACD

Deuteranopia (green-blind)

#567DC9

Tritanopia (blue-blind)

#00979F

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #4087ca;
/* rgb */ color: rgb(64, 135, 202);
/* oklch */ color: oklch(60.9% 0.125 249.4);

Tailwind

colors: {
  custom: {
    50: '#84a9da',
    500: '#4087ca',
    950: '#000000',
  },
}

SCSS

$custom: #4087ca;
$custom-light: #84a9da;
$custom-dark: #000000;

JSON

{
  "hex": "#4087ca",
  "rgb": {
    "r": 64,
    "g": 135,
    "b": 202
  },
  "hsl": {
    "h": 209.13,
    "s": 56.557,
    "l": 52.157
  },
  "oklch": {
    "l": 0.60869,
    "c": 0.12468,
    "h": 249.4
  },
  "luminance": 0.22682
}

Semantic roles & 50–950 ramp

primary

#4087CA

secondary

#D1B295

accent

#9248E0

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C0F15

muted

#7D7F83

Preview Lab

Preview with #4087CA

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

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