#315EBA#315EBA

#315EBA is a mid, vivid blue. Relative luminance 0.122; OKLCH L 50.2% C 0.154 H 262.6°. Best body text is #FFFFFF at 6.10:1 contrast (WCAG AA passes).

Color values

HEX	#315EBA
RGB	rgb(49, 94, 186)
HSL	hsl(220, 58%, 46%)
HSV	hsv(220, 74%, 73%)
CMYK	cmyk(73.7%, 49.5%, 0%, 27.1%)
CIE-LAB	lab(41.54, 16.87, -53.07)
CIE-LCH	lch(41.54, 55.69, 287.63°)
OKLab	oklab(50.17% -0.0198 -0.1525)
OKLCH	oklch(50.17% 0.154 262.6)
XYZ	xyz(14.1291, 12.2020, 48.0554)
Luminance	0.1220 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#315EBA #BA8D31

analogous

#31A2BA #315EBA #4831BA

triadic

#315EBA #BA315E #5EBA31

tetradic

#315EBA #BA31A2 #BA8D31 #31BA48

square

#315EBA #BA31A2 #BA8D31 #31BA48

split-complementary

#315EBA #BA4831 #A2BA31

monochromatic

#172D59 #24468A #315EBA #567FD2 #86A3DF

Accessibility & contrast

On white

6.10

#315EBA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.44

#315EBA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #315EBA

6.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##315EBA	#FFFFFF	#000000	##FFFFFF
##315EBA	1.00	6.10	3.44	6.10
#FFFFFF	6.10	1.00	21.00	1.00
#000000	3.44	21.00	1.00	21.00
##FFFFFF	6.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2969BD

Deuteranopia (green-blind)

#005CB8

Tritanopia (blue-blind)

#007483

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #315eba;
/* rgb */ color: rgb(49, 94, 186);
/* oklch */ color: oklch(50.2% 0.154 262.6);

Tailwind

colors: {
  custom: {
    50: '#7b8bcf',
    500: '#315eba',
    950: '#000000',
  },
}

SCSS

$custom: #315eba;
$custom-light: #7b8bcf;
$custom-dark: #000000;

JSON

{
  "hex": "#315eba",
  "rgb": {
    "r": 49,
    "g": 94,
    "b": 186
  },
  "hsl": {
    "h": 220.292,
    "s": 58.298,
    "l": 46.078
  },
  "oklch": {
    "l": 0.50172,
    "c": 0.15374,
    "h": 262.6
  },
  "luminance": 0.12204
}

Semantic roles & 50–950 ramp

primary

#315EBA

secondary

#C9B07E

accent

#AF46E2

background

#F8F8FC

surface

#EFF0F9

border

#CACBD2

text

#0B0B14

muted

#7C7C82

Preview Lab

Preview with #315EBA

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

Preview Lab → · Contrast checker → · Palette generator →