#314D8B#314D8B

#314D8B is a dark, moderate blue. Relative luminance 0.078; OKLCH L 43.1% C 0.108 H 264.1°. Best body text is #FFFFFF at 8.19:1 contrast (WCAG AA passes).

Color values

HEX	#314D8B
RGB	rgb(49, 77, 139)
HSL	hsl(221, 48%, 37%)
HSV	hsv(221, 65%, 55%)
CMYK	cmyk(64.7%, 44.6%, 0%, 45.5%)
CIE-LAB	lab(33.61, 10.44, -37.70)
CIE-LCH	lch(33.61, 39.12, 285.47°)
OKLab	oklab(43.12% -0.0111 -0.1075)
OKLCH	oklch(43.12% 0.108 264.1)
XYZ	xyz(8.5791, 7.8240, 25.4792)
Luminance	0.0783 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#314D8B #8B6F31

analogous

#317A8B #314D8B #42318B

triadic

#314D8B #8B314D #4D8B31

tetradic

#314D8B #8B317A #8B6F31 #318B42

square

#314D8B #8B317A #8B6F31 #318B42

split-complementary

#314D8B #8B4231 #7A8B31

monochromatic

#111B31 #21345E #314D8B #4166B8 #6B89CB

Accessibility & contrast

On white

8.19

#314D8B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.57

#314D8B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #314D8B

8.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##314D8B	#FFFFFF	#000000	##FFFFFF
##314D8B	1.00	8.19	2.57	8.19
#FFFFFF	8.19	1.00	21.00	1.00
#000000	2.57	21.00	1.00	21.00
##FFFFFF	8.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#30538D

Deuteranopia (green-blind)

#224B8A

Tritanopia (blue-blind)

#005B65

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #314d8b;
/* rgb */ color: rgb(49, 77, 139);
/* oklch */ color: oklch(43.1% 0.108 264.1);

Tailwind

colors: {
  custom: {
    50: '#727ead',
    500: '#314d8b',
    950: '#000000',
  },
}

SCSS

$custom: #314d8b;
$custom-light: #727ead;
$custom-dark: #000000;

JSON

{
  "hex": "#314d8b",
  "rgb": {
    "r": 49,
    "g": 77,
    "b": 139
  },
  "hsl": {
    "h": 221.333,
    "s": 47.872,
    "l": 36.863
  },
  "oklch": {
    "l": 0.43122,
    "c": 0.10811,
    "h": 264.1
  },
  "luminance": 0.07825
}

Semantic roles & 50–950 ramp

primary

#314D8B

secondary

#B29A65

accent

#AD50D7

background

#F7F7FA

surface

#EDEEF4

border

#C8C9CE

text

#090910

muted

#7B7B7F

Preview Lab

Preview with #314D8B

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

Preview Lab → · Contrast checker → · Palette generator →