#314BB3#314BB3

#314BB3 is a mid, vivid blue. Relative luminance 0.089; OKLCH L 45.7% C 0.168 H 268.3°. Best body text is #FFFFFF at 7.53:1 contrast (WCAG AA passes).

Color values

HEX	#314BB3
RGB	rgb(49, 75, 179)
HSL	hsl(228, 57%, 45%)
HSV	hsv(228, 73%, 70%)
CMYK	cmyk(72.6%, 58.1%, 0%, 29.8%)
CIE-LAB	lab(35.87, 26.69, -58.14)
CIE-LCH	lch(35.87, 63.98, 294.66°)
OKLab	oklab(45.72% -0.005 -0.1677)
OKLCH	oklch(45.72% 0.168 268.3)
XYZ	xyz(11.9166, 8.9386, 43.7364)
Luminance	0.0894 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#314BB3 #B39931

analogous

#318CB3 #314BB3 #5831B3

triadic

#314BB3 #B3314B #4BB331

tetradic

#314BB3 #B3318C #B39931 #31B358

square

#314BB3 #B3318C #B39931 #31B358

split-complementary

#314BB3 #B35831 #8CB331

monochromatic

#172353 #243783 #314BB3 #526BD0 #8294DD

Accessibility & contrast

On white

7.53

#314BB3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.79

#314BB3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #314BB3

7.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##314BB3	#FFFFFF	#000000	##FFFFFF
##314BB3	1.00	7.53	2.79	7.53
#FFFFFF	7.53	1.00	21.00	1.00
#000000	2.79	21.00	1.00	21.00
##FFFFFF	7.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BB7

Deuteranopia (green-blind)

#004FB1

Tritanopia (blue-blind)

#006577

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #314bb3;
/* rgb */ color: rgb(49, 75, 179);
/* oklch */ color: oklch(45.7% 0.168 268.3);

Tailwind

colors: {
  custom: {
    50: '#7b7dcb',
    500: '#314bb3',
    950: '#000000',
  },
}

SCSS

$custom: #314bb3;
$custom-light: #7b7dcb;
$custom-dark: #000000;

JSON

{
  "hex": "#314bb3",
  "rgb": {
    "r": 49,
    "g": 75,
    "b": 179
  },
  "hsl": {
    "h": 228,
    "s": 57.018,
    "l": 44.706
  },
  "oklch": {
    "l": 0.45724,
    "c": 0.16776,
    "h": 268.3
  },
  "luminance": 0.0894
}

Semantic roles & 50–950 ramp

primary

#314BB3

secondary

#C6B77A

accent

#C248E0

background

#F8F7FC

surface

#EFEEF9

border

#CAC9D2

text

#0B0913

muted

#7C7B82

Preview Lab

Preview with #314BB3

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

Preview Lab → · Contrast checker → · Palette generator →