#3B87AB#3B87AB

#3B87AB is a mid, moderate cyan. Relative luminance 0.212; OKLCH L 59.1% C 0.092 H 231.9°. Best body text is #000000 at 5.24:1 contrast (WCAG AA passes).

Color values

HEX	#3B87AB
RGB	rgb(59, 135, 171)
HSL	hsl(199, 49%, 45%)
HSV	hsv(199, 65%, 67%)
CMYK	cmyk(65.5%, 21.1%, 0%, 32.9%)
CIE-LAB	lab(53.16, -11.97, -25.96)
CIE-LCH	lch(53.16, 28.59, 245.24°)
OKLab	oklab(59.11% -0.0571 -0.0727)
OKLCH	oklch(59.11% 0.092 231.9)
XYZ	xyz(17.8154, 21.1962, 41.6726)
Luminance	0.2120 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B87AB #AB5F3B

analogous

#3BAB97 #3B87AB #3B4FAB

triadic

#3B87AB #AB3B87 #87AB3B

tetradic

#3B87AB #973BAB #AB5F3B #4FAB3B

square

#3B87AB #973BAB #AB5F3B #4FAB3B

split-complementary

#3B87AB #AB3B4F #AB973B

monochromatic

#1C3F50 #2B637D #3B87AB #5CA5C7 #8ABED7

Accessibility & contrast

On white

4.01

#3B87AB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.24

#3B87AB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3B87AB

5.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B87AB	#FFFFFF	#000000	##000000
##3B87AB	1.00	4.01	5.24	5.24
#FFFFFF	4.01	1.00	21.00	21.00
#000000	5.24	21.00	1.00	1.00
##000000	5.24	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7585AD

Deuteranopia (green-blind)

#667AAA

Tritanopia (blue-blind)

#009193

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #3b87ab;
/* rgb */ color: rgb(59, 135, 171);
/* oklch */ color: oklch(59.1% 0.092 231.9);

Tailwind

colors: {
  custom: {
    50: '#7daac4',
    500: '#3b87ab',
    950: '#000000',
  },
}

SCSS

$custom: #3b87ab;
$custom-light: #7daac4;
$custom-dark: #000000;

JSON

{
  "hex": "#3b87ab",
  "rgb": {
    "r": 59,
    "g": 135,
    "b": 171
  },
  "hsl": {
    "h": 199.286,
    "s": 48.696,
    "l": 45.098
  },
  "oklch": {
    "l": 0.59111,
    "c": 0.09244,
    "h": 231.9
  },
  "luminance": 0.21198
}

Semantic roles & 50–950 ramp

primary

#3B87AB

secondary

#C19581

accent

#7B50D8

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0B1012

muted

#7C7F81

Preview Lab

Preview with #3B87AB

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

Preview Lab → · Contrast checker → · Palette generator →