#39639F#39639F

#39639F is a mid, moderate blue. Relative luminance 0.123; OKLCH L 49.9% C 0.107 H 257.5°. Best body text is #FFFFFF at 6.07:1 contrast (WCAG AA passes).

Color values

HEX	#39639F
RGB	rgb(57, 99, 159)
HSL	hsl(215, 47%, 42%)
HSV	hsv(215, 64%, 62%)
CMYK	cmyk(64.2%, 37.7%, 0%, 37.6%)
CIE-LAB	lab(41.68, 4.99, -36.91)
CIE-LCH	lch(41.68, 37.25, 277.70°)
OKLab	oklab(49.85% -0.0233 -0.1048)
OKLCH	oklch(49.85% 0.107 257.5)
XYZ	xyz(12.4050, 12.2956, 34.5137)
Luminance	0.1230 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#39639F #9F7539

analogous

#39969F #39639F #42399F

triadic

#39639F #9F3963 #639F39

tetradic

#39639F #9F3996 #9F7539 #399F42

square

#39639F #9F3996 #9F7539 #399F42

split-complementary

#39639F #9F4239 #969F39

monochromatic

#192B45 #294772 #39639F #5481C2 #81A2D2

Accessibility & contrast

On white

6.07

#39639F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.46

#39639F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #39639F

6.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##39639F	#FFFFFF	#000000	##FFFFFF
##39639F	1.00	6.07	3.46	6.07
#FFFFFF	6.07	1.00	21.00	1.00
#000000	3.46	21.00	1.00	21.00
##FFFFFF	6.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4968A1

Deuteranopia (green-blind)

#3B5E9E

Tritanopia (blue-blind)

#007179

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #39639f;
/* rgb */ color: rgb(57, 99, 159);
/* oklch */ color: oklch(49.9% 0.107 257.5);

Tailwind

colors: {
  custom: {
    50: '#798fbc',
    500: '#39639f',
    950: '#000000',
  },
}

SCSS

$custom: #39639f;
$custom-light: #798fbc;
$custom-dark: #000000;

JSON

{
  "hex": "#39639f",
  "rgb": {
    "r": 57,
    "g": 99,
    "b": 159
  },
  "hsl": {
    "h": 215.294,
    "s": 47.222,
    "l": 42.353
  },
  "oklch": {
    "l": 0.49851,
    "c": 0.10735,
    "h": 257.5
  },
  "luminance": 0.12297
}

Semantic roles & 50–950 ramp

primary

#39639F

secondary

#BBA078

accent

#A051D7

background

#F7F8FB

surface

#EEF0F6

border

#C9CBD0

text

#0A0C12

muted

#7C7D81

Preview Lab

Preview with #39639F

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

Preview Lab → · Contrast checker → · Palette generator →