#3B88BF#3B88BF

#3B88BF is a mid, moderate cyan. Relative luminance 0.223; OKLCH L 60.3% C 0.113 H 243.0°. Best body text is #000000 at 5.46:1 contrast (WCAG AA passes).

Color values

HEX	#3B88BF
RGB	rgb(59, 136, 191)
HSL	hsl(205, 53%, 49%)
HSV	hsv(205, 69%, 75%)
CMYK	cmyk(69.1%, 28.8%, 0%, 25.1%)
CIE-LAB	lab(54.34, -5.76, -35.58)
CIE-LCH	lch(54.34, 36.04, 260.81°)
OKLab	oklab(60.34% -0.0513 -0.1005)
OKLCH	oklch(60.34% 0.113 243)
XYZ	xyz(20.0082, 22.2976, 52.5295)
Luminance	0.2230 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B88BF #BF723B

analogous

#3BBFB4 #3B88BF #3B46BF

triadic

#3B88BF #BF3B88 #88BF3B

tetradic

#3B88BF #B43BBF #BF723B #46BF3B

square

#3B88BF #B43BBF #BF723B #46BF3B

split-complementary

#3B88BF #BF3B46 #BFB43B

monochromatic

#1E4561 #2D6790 #3B88BF #67A4D0 #96C0DF

Accessibility & contrast

On white

3.85

#3B88BF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.46

#3B88BF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3B88BF

5.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B88BF	#FFFFFF	#000000	##000000
##3B88BF	1.00	3.85	5.46	5.46
#FFFFFF	3.85	1.00	21.00	21.00
#000000	5.46	21.00	1.00	1.00
##000000	5.46	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6F89C1

Deuteranopia (green-blind)

#5D7CBE

Tritanopia (blue-blind)

#00959B

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #3b88bf;
/* rgb */ color: rgb(59, 136, 191);
/* oklch */ color: oklch(60.3% 0.113 243.0);

Tailwind

colors: {
  custom: {
    50: '#80aad2',
    500: '#3b88bf',
    950: '#000000',
  },
}

SCSS

$custom: #3b88bf;
$custom-light: #80aad2;
$custom-dark: #000000;

JSON

{
  "hex": "#3b88bf",
  "rgb": {
    "r": 59,
    "g": 136,
    "b": 191
  },
  "hsl": {
    "h": 205,
    "s": 52.8,
    "l": 49.02
  },
  "oklch": {
    "l": 0.60335,
    "c": 0.1128,
    "h": 243
  },
  "luminance": 0.223
}

Semantic roles & 50–950 ramp

primary

#3B88BF

secondary

#CAA68C

accent

#884CDC

background

#F8FAFC

surface

#F0F4F9

border

#CBCED2

text

#0B1014

muted

#7C7F82

Preview Lab

Preview with #3B88BF

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

Preview Lab → · Contrast checker → · Palette generator →