#315BAF#315BAF

#315BAF is a mid, vivid blue. Relative luminance 0.112; OKLCH L 48.7% C 0.142 H 262.4°. Best body text is #FFFFFF at 6.47:1 contrast (WCAG AA passes).

Color values

HEX	#315BAF
RGB	rgb(49, 91, 175)
HSL	hsl(220, 56%, 44%)
HSV	hsv(220, 72%, 69%)
CMYK	cmyk(72%, 48%, 0%, 31.4%)
CIE-LAB	lab(39.96, 14.68, -49.15)
CIE-LCH	lch(39.96, 51.30, 286.63°)
OKLab	oklab(48.74% -0.0188 -0.141)
OKLCH	oklch(48.74% 0.142 262.4)
XYZ	xyz(12.7428, 11.2289, 42.0450)
Luminance	0.1123 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#315BAF #AF8531

analogous

#319AAF #315BAF #4631AF

triadic

#315BAF #AF315B #5BAF31

tetradic

#315BAF #AF319A #AF8531 #31AF46

square

#315BAF #AF319A #AF8531 #31AF46

split-complementary

#315BAF #AF4631 #9AAF31

monochromatic

#16294F #24427F #315BAF #4F7ACE #7F9EDB

Accessibility & contrast

On white

6.47

#315BAF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.25

#315BAF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #315BAF

6.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##315BAF	#FFFFFF	#000000	##FFFFFF
##315BAF	1.00	6.47	3.25	6.47
#FFFFFF	6.47	1.00	21.00	1.00
#000000	3.25	21.00	1.00	21.00
##FFFFFF	6.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E64B2

Deuteranopia (green-blind)

#0C59AD

Tritanopia (blue-blind)

#006F7C

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #315baf;
/* rgb */ color: rgb(49, 91, 175);
/* oklch */ color: oklch(48.7% 0.142 262.4);

Tailwind

colors: {
  custom: {
    50: '#7988c7',
    500: '#315baf',
    950: '#000000',
  },
}

SCSS

$custom: #315baf;
$custom-light: #7988c7;
$custom-dark: #000000;

JSON

{
  "hex": "#315baf",
  "rgb": {
    "r": 49,
    "g": 91,
    "b": 175
  },
  "hsl": {
    "h": 220,
    "s": 56.25,
    "l": 43.922
  },
  "oklch": {
    "l": 0.48736,
    "c": 0.14221,
    "h": 262.4
  },
  "luminance": 0.1123
}

Semantic roles & 50–950 ramp

primary

#315BAF

secondary

#C4AB78

accent

#AD48E0

background

#F7F8FC

surface

#EEEFF8

border

#C9CAD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #315BAF

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

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