#3F699A#3F699A

#3F699A is a mid, moderate cyan. Relative luminance 0.135; OKLCH L 51.3% C 0.091 H 253.3°. Best body text is #FFFFFF at 5.68:1 contrast (WCAG AA passes).

Color values

HEX	#3F699A
RGB	rgb(63, 105, 154)
HSL	hsl(212, 42%, 43%)
HSV	hsv(212, 59%, 60%)
CMYK	cmyk(59.1%, 31.8%, 0%, 39.6%)
CIE-LAB	lab(43.50, 0.72, -31.07)
CIE-LCH	lch(43.50, 31.08, 271.33°)
OKLab	oklab(51.26% -0.0263 -0.0876)
OKLCH	oklch(51.26% 0.091 253.3)
XYZ	xyz(12.9321, 13.4919, 32.4883)
Luminance	0.1349 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F699A #9A703F

analogous

#3F969A #3F699A #433F9A

triadic

#3F699A #9A3F69 #699A3F

tetradic

#3F699A #9A3F96 #9A703F #3F9A43

square

#3F699A #9A3F96 #9A703F #3F9A43

split-complementary

#3F699A #9A433F #969A3F

monochromatic

#1B2E43 #2D4B6F #3F699A #5A87BC #86A7CD

Accessibility & contrast

On white

5.68

#3F699A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.70

#3F699A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3F699A

5.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F699A	#FFFFFF	#000000	##FFFFFF
##3F699A	1.00	5.68	3.70	5.68
#FFFFFF	5.68	1.00	21.00	1.00
#000000	3.70	21.00	1.00	21.00
##FFFFFF	5.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#556C9C

Deuteranopia (green-blind)

#496399

Tritanopia (blue-blind)

#00747A

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #3f699a;
/* rgb */ color: rgb(63, 105, 154);
/* oklch */ color: oklch(51.3% 0.091 253.3);

Tailwind

colors: {
  custom: {
    50: '#7c93b8',
    500: '#3f699a',
    950: '#000000',
  },
}

SCSS

$custom: #3f699a;
$custom-light: #7c93b8;
$custom-dark: #000000;

JSON

{
  "hex": "#3f699a",
  "rgb": {
    "r": 63,
    "g": 105,
    "b": 154
  },
  "hsl": {
    "h": 212.308,
    "s": 41.935,
    "l": 42.549
  },
  "oklch": {
    "l": 0.5126,
    "c": 0.09145,
    "h": 253.3
  },
  "luminance": 0.13493
}

Semantic roles & 50–950 ramp

primary

#3F699A

secondary

#B89D7D

accent

#9956D2

background

#F7F9FB

surface

#EEF1F6

border

#C9CBD0

text

#0A0D11

muted

#7C7E80

Preview Lab

Preview with #3F699A

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

Preview Lab → · Contrast checker → · Palette generator →