#3F88AF#3F88AF

#3F88AF is a mid, moderate cyan. Relative luminance 0.218; OKLCH L 59.7% C 0.094 H 234.7°. Best body text is #000000 at 5.35:1 contrast (WCAG AA passes).

Color values

HEX	#3F88AF
RGB	rgb(63, 136, 175)
HSL	hsl(201, 47%, 47%)
HSV	hsv(201, 64%, 69%)
CMYK	cmyk(64%, 22.3%, 0%, 31.4%)
CIE-LAB	lab(53.77, -10.50, -27.31)
CIE-LCH	lch(53.77, 29.26, 248.97°)
OKLab	oklab(59.69% -0.0541 -0.0765)
OKLCH	oklch(59.69% 0.094 234.7)
XYZ	xyz(18.5889, 21.7583, 43.7693)
Luminance	0.2176 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F88AF #AF663F

analogous

#3FAF9E #3F88AF #3F50AF

triadic

#3F88AF #AF3F88 #88AF3F

tetradic

#3F88AF #9E3FAF #AF663F #50AF3F

square

#3F88AF #9E3FAF #AF663F #50AF3F

split-complementary

#3F88AF #AF3F50 #AF9E3F

monochromatic

#1F4255 #2F6582 #3F88AF #64A5C7 #91BFD7

Accessibility & contrast

On white

3.92

#3F88AF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.35

#3F88AF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3F88AF

5.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F88AF	#FFFFFF	#000000	##000000
##3F88AF	1.00	3.92	5.35	5.35
#FFFFFF	3.92	1.00	21.00	21.00
#000000	5.35	21.00	1.00	1.00
##000000	5.35	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7587B1

Deuteranopia (green-blind)

#667CAE

Tritanopia (blue-blind)

#009295

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #3f88af;
/* rgb */ color: rgb(63, 136, 175);
/* oklch */ color: oklch(59.7% 0.094 234.7);

Tailwind

colors: {
  custom: {
    50: '#7faac7',
    500: '#3f88af',
    950: '#000000',
  },
}

SCSS

$custom: #3f88af;
$custom-light: #7faac7;
$custom-dark: #000000;

JSON

{
  "hex": "#3f88af",
  "rgb": {
    "r": 63,
    "g": 136,
    "b": 175
  },
  "hsl": {
    "h": 200.893,
    "s": 47.059,
    "l": 46.667
  },
  "oklch": {
    "l": 0.59687,
    "c": 0.09373,
    "h": 234.7
  },
  "luminance": 0.2176
}

Semantic roles & 50–950 ramp

primary

#3F88AF

secondary

#C39C87

accent

#8051D7

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0B1013

muted

#7C7F82

Preview Lab

Preview with #3F88AF

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

Preview Lab → · Contrast checker → · Palette generator →