#3E87B8#3E87B8

#3E87B8 is a mid, moderate cyan. Relative luminance 0.218; OKLCH L 59.9% C 0.104 H 241.0°. Best body text is #000000 at 5.36:1 contrast (WCAG AA passes).

Color values

HEX	#3E87B8
RGB	rgb(62, 135, 184)
HSL	hsl(204, 50%, 48%)
HSV	hsv(204, 66%, 72%)
CMYK	cmyk(66.3%, 26.6%, 0%, 27.8%)
CIE-LAB	lab(53.83, -7.09, -32.38)
CIE-LCH	lch(53.83, 33.15, 257.64°)
OKLab	oklab(59.85% -0.0506 -0.0912)
OKLCH	oklch(59.85% 0.104 241)
XYZ	xyz(19.2990, 21.8108, 48.5309)
Luminance	0.2181 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E87B8 #B86F3E

analogous

#3EB8AC #3E87B8 #3E4AB8

triadic

#3E87B8 #B83E87 #87B83E

tetradic

#3E87B8 #AC3EB8 #B86F3E #4AB83E

square

#3E87B8 #AC3EB8 #B86F3E #4AB83E

split-complementary

#3E87B8 #B83E4A #B8AC3E

monochromatic

#1F445C #2F658A #3E87B8 #67A3CC #95BFDB

Accessibility & contrast

On white

3.92

#3E87B8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.36

#3E87B8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3E87B8

5.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E87B8	#FFFFFF	#000000	##000000
##3E87B8	1.00	3.92	5.36	5.36
#FFFFFF	3.92	1.00	21.00	21.00
#000000	5.36	21.00	1.00	1.00
##000000	5.36	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7187BA

Deuteranopia (green-blind)

#607BB7

Tritanopia (blue-blind)

#009398

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #3e87b8;
/* rgb */ color: rgb(62, 135, 184);
/* oklch */ color: oklch(59.9% 0.104 241.0);

Tailwind

colors: {
  custom: {
    50: '#80a9cd',
    500: '#3e87b8',
    950: '#000000',
  },
}

SCSS

$custom: #3e87b8;
$custom-light: #80a9cd;
$custom-dark: #000000;

JSON

{
  "hex": "#3e87b8",
  "rgb": {
    "r": 62,
    "g": 135,
    "b": 184
  },
  "hsl": {
    "h": 204.098,
    "s": 49.593,
    "l": 48.235
  },
  "oklch": {
    "l": 0.5985,
    "c": 0.10428,
    "h": 241
  },
  "luminance": 0.21813
}

Semantic roles & 50–950 ramp

primary

#3E87B8

secondary

#C7A38B

accent

#864FD9

background

#F8FAFC

surface

#EFF4F9

border

#CACED2

text

#0B1013

muted

#7C7F82

Preview Lab

Preview with #3E87B8

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

Preview Lab → · Contrast checker → · Palette generator →