#3E87CB#3E87CB

#3E87CB is a mid, vivid cyan. Relative luminance 0.227; OKLCH L 60.9% C 0.127 H 249.3°. Best body text is #000000 at 5.53:1 contrast (WCAG AA passes).

Color values

HEX	#3E87CB
RGB	rgb(62, 135, 203)
HSL	hsl(209, 58%, 52%)
HSV	hsv(209, 69%, 80%)
CMYK	cmyk(69.5%, 33.5%, 0%, 20.4%)
CIE-LAB	lab(54.72, -0.53, -41.79)
CIE-LCH	lch(54.72, 41.79, 269.27°)
OKLab	oklab(60.85% -0.0448 -0.1185)
OKLCH	oklch(60.85% 0.127 249.3)
XYZ	xyz(21.4260, 22.6616, 59.7333)
Luminance	0.2266 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E87CB #CB823E

analogous

#3ECBC8 #3E87CB #3E41CB

triadic

#3E87CB #CB3E87 #87CB3E

tetradic

#3E87CB #C83ECB #CB823E #41CB3E

square

#3E87CB #C83ECB #CB823E #41CB3E

split-complementary

#3E87CB #CB3E41 #CBC83E

monochromatic

#1E4970 #2B68A1 #3E87CB #6EA5D8 #9EC3E5

Accessibility & contrast

On white

3.80

#3E87CB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.53

#3E87CB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3E87CB

5.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E87CB	#FFFFFF	#000000	##000000
##3E87CB	1.00	3.80	5.53	5.53
#FFFFFF	3.80	1.00	21.00	21.00
#000000	5.53	21.00	1.00	1.00
##000000	5.53	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#698ACE

Deuteranopia (green-blind)

#557DCA

Tritanopia (blue-blind)

#0097A0

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #3e87cb;
/* rgb */ color: rgb(62, 135, 203);
/* oklch */ color: oklch(60.9% 0.127 249.3);

Tailwind

colors: {
  custom: {
    50: '#83a9db',
    500: '#3e87cb',
    950: '#000000',
  },
}

SCSS

$custom: #3e87cb;
$custom-light: #83a9db;
$custom-dark: #000000;

JSON

{
  "hex": "#3e87cb",
  "rgb": {
    "r": 62,
    "g": 135,
    "b": 203
  },
  "hsl": {
    "h": 208.936,
    "s": 57.551,
    "l": 51.961
  },
  "oklch": {
    "l": 0.60851,
    "c": 0.12672,
    "h": 249.3
  },
  "luminance": 0.22664
}

Semantic roles & 50–950 ramp

primary

#3E87CB

secondary

#D1B194

accent

#9147E1

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C0F15

muted

#7D7F83

Preview Lab

Preview with #3E87CB

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

Preview Lab → · Contrast checker → · Palette generator →