#3F788D#3F788D

#3F788D is a mid, moderate cyan. Relative luminance 0.164; OKLCH L 54.2% C 0.068 H 224.3°. Best body text is #FFFFFF at 4.90:1 contrast (WCAG AA passes).

Color values

HEX	#3F788D
RGB	rgb(63, 120, 141)
HSL	hsl(196, 38%, 40%)
HSV	hsv(196, 55%, 55%)
CMYK	cmyk(55.3%, 14.9%, 0%, 44.7%)
CIE-LAB	lab(47.51, -12.41, -17.15)
CIE-LCH	lch(47.51, 21.16, 234.11°)
OKLab	oklab(54.25% -0.0487 -0.0476)
OKLCH	oklch(54.25% 0.068 224.3)
XYZ	xyz(13.5723, 16.4116, 27.6467)
Luminance	0.1641 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F788D #8D543F

analogous

#3F8D7B #3F788D #3F518D

triadic

#3F788D #8D3F78 #788D3F

tetradic

#3F788D #7B3F8D #8D543F #518D3F

square

#3F788D #7B3F8D #8D543F #518D3F

split-complementary

#3F788D #8D3F51 #8D7B3F

monochromatic

#193038 #2C5463 #3F788D #569AB3 #80B3C6

Accessibility & contrast

On white

4.90

#3F788D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.28

#3F788D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3F788D

4.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F788D	#FFFFFF	#000000	##FFFFFF
##3F788D	1.00	4.90	4.28	4.90
#FFFFFF	4.90	1.00	21.00	1.00
#000000	4.28	21.00	1.00	21.00
##FFFFFF	4.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6C768E

Deuteranopia (green-blind)

#616D8D

Tritanopia (blue-blind)

#017E7F

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #3f788d;
/* rgb */ color: rgb(63, 120, 141);
/* oklch */ color: oklch(54.2% 0.068 224.3);

Tailwind

colors: {
  custom: {
    50: '#7a9fae',
    500: '#3f788d',
    950: '#000000',
  },
}

SCSS

$custom: #3f788d;
$custom-light: #7a9fae;
$custom-dark: #000000;

JSON

{
  "hex": "#3f788d",
  "rgb": {
    "r": 63,
    "g": 120,
    "b": 141
  },
  "hsl": {
    "h": 196.154,
    "s": 38.235,
    "l": 40
  },
  "oklch": {
    "l": 0.54249,
    "c": 0.06813,
    "h": 224.3
  },
  "luminance": 0.16413
}

Semantic roles & 50–950 ramp

primary

#3F788D

secondary

#B18777

accent

#795ACE

background

#F7F9FA

surface

#EEF2F4

border

#C9CCCE

text

#0A0E10

muted

#7C7E7F

Preview Lab

Preview with #3F788D

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

Preview Lab → · Contrast checker → · Palette generator →