#3F677C#3F677C

#3F677C is a mid, muted cyan. Relative luminance 0.122; OKLCH L 49.3% C 0.056 H 232.4°. Best body text is #FFFFFF at 6.10:1 contrast (WCAG AA passes).

Color values

HEX	#3F677C
RGB	rgb(63, 103, 124)
HSL	hsl(201, 33%, 37%)
HSV	hsv(201, 49%, 49%)
CMYK	cmyk(49.2%, 16.9%, 0%, 51.4%)
CIE-LAB	lab(41.55, -7.87, -16.08)
CIE-LCH	lch(41.55, 17.91, 243.93°)
OKLab	oklab(49.29% -0.0343 -0.0446)
OKLCH	oklch(49.29% 0.056 232.4)
XYZ	xyz(10.5369, 12.2117, 20.8667)
Luminance	0.1221 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F677C #7C543F

analogous

#3F7C73 #3F677C #3F497C

triadic

#3F677C #7C3F67 #677C3F

tetradic

#3F677C #733F7C #7C543F #497C3F

square

#3F677C #733F7C #7C543F #497C3F

split-complementary

#3F677C #7C3F49 #7C733F

monochromatic

#16242B #2A4553 #3F677C #5489A5 #7AA5BB

Accessibility & contrast

On white

6.10

#3F677C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.44

#3F677C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3F677C

6.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F677C	#FFFFFF	#000000	##FFFFFF
##3F677C	1.00	6.10	3.44	6.10
#FFFFFF	6.10	1.00	21.00	1.00
#000000	3.44	21.00	1.00	21.00
##FFFFFF	6.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D667D

Deuteranopia (green-blind)

#545F7C

Tritanopia (blue-blind)

#226D6E

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #3f677c;
/* rgb */ color: rgb(63, 103, 124);
/* oklch */ color: oklch(49.3% 0.056 232.4);

Tailwind

colors: {
  custom: {
    50: '#7892a2',
    500: '#3f677c',
    950: '#000000',
  },
}

SCSS

$custom: #3f677c;
$custom-light: #7892a2;
$custom-dark: #000000;

JSON

{
  "hex": "#3f677c",
  "rgb": {
    "r": 63,
    "g": 103,
    "b": 124
  },
  "hsl": {
    "h": 200.656,
    "s": 32.62,
    "l": 36.667
  },
  "oklch": {
    "l": 0.49287,
    "c": 0.05623,
    "h": 232.4
  },
  "luminance": 0.12212
}

Semantic roles & 50–950 ramp

primary

#3F677C

secondary

#A68371

accent

#835FC9

background

#F7F8F9

surface

#EDF0F2

border

#C8CBCC

text

#090D0F

muted

#7B7D7E

Preview Lab

Preview with #3F677C

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

Preview Lab → · Contrast checker → · Palette generator →