#3E577F#3E577F

#3E577F is a mid, moderate blue. Relative luminance 0.094; OKLCH L 45.5% C 0.073 H 259.5°. Best body text is #FFFFFF at 7.31:1 contrast (WCAG AA passes).

Color values

HEX	#3E577F
RGB	rgb(62, 87, 127)
HSL	hsl(217, 34%, 37%)
HSV	hsv(217, 51%, 50%)
CMYK	cmyk(51.2%, 31.5%, 0%, 50.2%)
CIE-LAB	lab(36.69, 2.66, -25.43)
CIE-LCH	lch(36.69, 25.57, 275.96°)
OKLab	oklab(45.49% -0.0132 -0.0714)
OKLCH	oklch(45.49% 0.073 259.5)
XYZ	xyz(9.2243, 9.3722, 21.3975)
Luminance	0.0937 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E577F #7F663E

analogous

#3E787F #3E577F #453E7F

triadic

#3E577F #7F3E57 #577F3E

tetradic

#3E577F #7F3E78 #7F663E #3E7F45

square

#3E577F #7F3E78 #7F663E #3E7F45

split-complementary

#3E577F #7F453E #787F3E

monochromatic

#161F2D #2A3B56 #3E577F #5273A8 #7A94BE

Accessibility & contrast

On white

7.31

#3E577F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.87

#3E577F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3E577F

7.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E577F	#FFFFFF	#000000	##FFFFFF
##3E577F	1.00	7.31	2.87	7.31
#FFFFFF	7.31	1.00	21.00	1.00
#000000	2.87	21.00	1.00	21.00
##FFFFFF	7.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#485A81

Deuteranopia (green-blind)

#40547E

Tritanopia (blue-blind)

#216065

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #3e577f;
/* rgb */ color: rgb(62, 87, 127);
/* oklch */ color: oklch(45.5% 0.073 259.5);

Tailwind

colors: {
  custom: {
    50: '#7786a4',
    500: '#3e577f',
    950: '#000000',
  },
}

SCSS

$custom: #3e577f;
$custom-light: #7786a4;
$custom-dark: #000000;

JSON

{
  "hex": "#3e577f",
  "rgb": {
    "r": 62,
    "g": 87,
    "b": 127
  },
  "hsl": {
    "h": 216.923,
    "s": 34.392,
    "l": 37.059
  },
  "oklch": {
    "l": 0.4549,
    "c": 0.07259,
    "h": 259.5
  },
  "luminance": 0.09373
}

Semantic roles & 50–950 ramp

primary

#3E577F

secondary

#A89371

accent

#A05DCA

background

#F7F8FA

surface

#EDEFF4

border

#C8CACE

text

#090B0F

muted

#7B7C7F

Preview Lab

Preview with #3E577F

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

Preview Lab → · Contrast checker → · Palette generator →