#39638B#39638B

#39638B is a mid, moderate cyan. Relative luminance 0.117; OKLCH L 48.7% C 0.080 H 248.7°. Best body text is #FFFFFF at 6.30:1 contrast (WCAG AA passes).

Color values

HEX	#39638B
RGB	rgb(57, 99, 139)
HSL	hsl(209, 42%, 38%)
HSV	hsv(209, 59%, 55%)
CMYK	cmyk(59%, 28.8%, 0%, 45.5%)
CIE-LAB	lab(40.67, -2.01, -26.54)
CIE-LCH	lch(40.67, 26.62, 265.66°)
OKLab	oklab(48.72% -0.0291 -0.0746)
OKLCH	oklch(48.72% 0.08 248.7)
XYZ	xyz(10.8077, 11.6567, 26.1015)
Luminance	0.1166 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#39638B #8B6139

analogous

#398B8A #39638B #393A8B

triadic

#39638B #8B3963 #638B39

tetradic

#39638B #8A398B #8B6139 #3A8B39

square

#39638B #8A398B #8B6139 #3A8B39

split-complementary

#39638B #8B393A #8B8A39

monochromatic

#152534 #274460 #39638B #4C82B5 #77A0C7

Accessibility & contrast

On white

6.30

#39638B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.33

#39638B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #39638B

6.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##39638B	#FFFFFF	#000000	##FFFFFF
##39638B	1.00	6.30	3.33	6.30
#FFFFFF	6.30	1.00	21.00	1.00
#000000	3.33	21.00	1.00	21.00
##FFFFFF	6.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#52648D

Deuteranopia (green-blind)

#475C8A

Tritanopia (blue-blind)

#006C71

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #39638b;
/* rgb */ color: rgb(57, 99, 139);
/* oklch */ color: oklch(48.7% 0.080 248.7);

Tailwind

colors: {
  custom: {
    50: '#768fad',
    500: '#39638b',
    950: '#000000',
  },
}

SCSS

$custom: #39638b;
$custom-light: #768fad;
$custom-dark: #000000;

JSON

{
  "hex": "#39638b",
  "rgb": {
    "r": 57,
    "g": 99,
    "b": 139
  },
  "hsl": {
    "h": 209.268,
    "s": 41.837,
    "l": 38.431
  },
  "oklch": {
    "l": 0.48722,
    "c": 0.08009,
    "h": 248.7
  },
  "luminance": 0.11658
}

Semantic roles & 50–950 ramp

primary

#39638B

secondary

#B08F6F

accent

#9256D2

background

#F7F8FA

surface

#EDF0F4

border

#C8CBCE

text

#090C10

muted

#7B7D7F

Preview Lab

Preview with #39638B

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

Preview Lab → · Contrast checker → · Palette generator →