#3E88CB#3E88CB

#3E88CB is a mid, vivid cyan. Relative luminance 0.229; OKLCH L 61.1% C 0.126 H 248.7°. Best body text is #000000 at 5.59:1 contrast (WCAG AA passes).

Color values

HEX	#3E88CB
RGB	rgb(62, 136, 203)
HSL	hsl(209, 58%, 52%)
HSV	hsv(209, 69%, 80%)
CMYK	cmyk(69.5%, 33%, 0%, 20.4%)
CIE-LAB	lab(55.01, -1.12, -41.33)
CIE-LCH	lch(55.01, 41.35, 268.44°)
OKLab	oklab(61.08% -0.0458 -0.1172)
OKLCH	oklch(61.08% 0.126 248.7)
XYZ	xyz(21.5662, 22.9419, 59.7800)
Luminance	0.2294 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E88CB #CB813E

analogous

#3ECBC8 #3E88CB #3E42CB

triadic

#3E88CB #CB3E88 #88CB3E

tetradic

#3E88CB #C83ECB #CB813E #42CB3E

square

#3E88CB #C83ECB #CB813E #42CB3E

split-complementary

#3E88CB #CB3E42 #CBC83E

monochromatic

#1E4970 #2B69A1 #3E88CB #6EA6D8 #9EC3E5

Accessibility & contrast

On white

3.76

#3E88CB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.59

#3E88CB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3E88CB

5.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E88CB	#FFFFFF	#000000	##000000
##3E88CB	1.00	3.76	5.59	5.59
#FFFFFF	3.76	1.00	21.00	21.00
#000000	5.59	21.00	1.00	1.00
##000000	5.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A8BCE

Deuteranopia (green-blind)

#567ECA

Tritanopia (blue-blind)

#0098A0

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #3e88cb;
/* rgb */ color: rgb(62, 136, 203);
/* oklch */ color: oklch(61.1% 0.126 248.7);

Tailwind

colors: {
  custom: {
    50: '#83aadb',
    500: '#3e88cb',
    950: '#000000',
  },
}

SCSS

$custom: #3e88cb;
$custom-light: #83aadb;
$custom-dark: #000000;

JSON

{
  "hex": "#3e88cb",
  "rgb": {
    "r": 62,
    "g": 136,
    "b": 203
  },
  "hsl": {
    "h": 208.511,
    "s": 57.551,
    "l": 51.961
  },
  "oklch": {
    "l": 0.61079,
    "c": 0.1258,
    "h": 248.7
  },
  "luminance": 0.22944
}

Semantic roles & 50–950 ramp

primary

#3E88CB

secondary

#D1B194

accent

#9047E1

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C1015

muted

#7D7F83

Preview Lab

Preview with #3E88CB

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

Preview Lab → · Contrast checker → · Palette generator →