#3B88DC#3B88DC

#3B88DC is a mid, vivid cyan. Relative luminance 0.237; OKLCH L 61.9% C 0.148 H 253.0°. Best body text is #000000 at 5.74:1 contrast (WCAG AA passes).

Color values

HEX	#3B88DC
RGB	rgb(59, 136, 220)
HSL	hsl(211, 70%, 55%)
HSV	hsv(211, 73%, 86%)
CMYK	cmyk(73.2%, 38.2%, 0%, 13.7%)
CIE-LAB	lab(55.79, 4.48, -49.68)
CIE-LCH	lch(55.79, 49.89, 275.15°)
OKLab	oklab(61.95% -0.0433 -0.1416)
OKLCH	oklch(61.95% 0.148 253)
XYZ	xyz(23.5212, 23.7028, 71.0317)
Luminance	0.2371 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B88DC #DC8F3B

analogous

#3BD9DC #3B88DC #3E3BDC

triadic

#3B88DC #DC3B88 #88DC3B

tetradic

#3B88DC #DC3BD9 #DC8F3B #3BDC3E

square

#3B88DC #DC3BD9 #DC8F3B #3BDC3E

split-complementary

#3B88DC #DC3E3B #D9DC3B

monochromatic

#184C85 #216AB9 #3B88DC #6FA8E5 #A3C7EF

Accessibility & contrast

On white

3.66

#3B88DC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.74

#3B88DC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3B88DC

5.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B88DC	#FFFFFF	#000000	##000000
##3B88DC	1.00	3.66	5.74	5.74
#FFFFFF	3.66	1.00	21.00	21.00
#000000	5.74	21.00	1.00	1.00
##000000	5.74	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#618EDF

Deuteranopia (green-blind)

#487FDA

Tritanopia (blue-blind)

#009CA7

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #3b88dc;
/* rgb */ color: rgb(59, 136, 220);
/* oklch */ color: oklch(61.9% 0.148 253.0);

Tailwind

colors: {
  custom: {
    50: '#85aae7',
    500: '#3b88dc',
    950: '#000000',
  },
}

SCSS

$custom: #3b88dc;
$custom-light: #85aae7;
$custom-dark: #000000;

JSON

{
  "hex": "#3b88dc",
  "rgb": {
    "r": 59,
    "g": 136,
    "b": 220
  },
  "hsl": {
    "h": 211.304,
    "s": 69.697,
    "l": 54.706
  },
  "oklch": {
    "l": 0.61946,
    "c": 0.1481,
    "h": 253
  },
  "luminance": 0.23705
}

Semantic roles & 50–950 ramp

primary

#3B88DC

secondary

#DBBB97

accent

#983BED

background

#F8FAFE

surface

#F0F4FC

border

#CBCED5

text

#0C0F16

muted

#7D7F84

Preview Lab

Preview with #3B88DC

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

Preview Lab → · Contrast checker → · Palette generator →