#315AAA#315AAA

#315AAA is a mid, vivid blue. Relative luminance 0.109; OKLCH L 48.2% C 0.136 H 262.2°. Best body text is #FFFFFF at 6.62:1 contrast (WCAG AA passes).

Color values

HEX	#315AAA
RGB	rgb(49, 90, 170)
HSL	hsl(220, 55%, 43%)
HSV	hsv(220, 71%, 67%)
CMYK	cmyk(71.2%, 47.1%, 0%, 33.3%)
CIE-LAB	lab(39.35, 13.46, -47.18)
CIE-LCH	lch(39.35, 49.06, 285.92°)
OKLab	oklab(48.17% -0.0186 -0.1352)
OKLCH	oklch(48.17% 0.136 262.2)
XYZ	xyz(12.1759, 10.8663, 39.4781)
Luminance	0.1087 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#315AAA #AA8131

analogous

#3197AA #315AAA #4431AA

triadic

#315AAA #AA315A #5AAA31

tetradic

#315AAA #AA3197 #AA8131 #31AA44

square

#315AAA #AA3197 #AA8131 #31AA44

split-complementary

#315AAA #AA4431 #97AA31

monochromatic

#16284B #23417A #315AAA #4D78CC #7C9CD9

Accessibility & contrast

On white

6.62

#315AAA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.17

#315AAA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #315AAA

6.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##315AAA	#FFFFFF	#000000	##FFFFFF
##315AAA	1.00	6.62	3.17	6.62
#FFFFFF	6.62	1.00	21.00	1.00
#000000	3.17	21.00	1.00	21.00
##FFFFFF	6.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3063AD

Deuteranopia (green-blind)

#1557A8

Tritanopia (blue-blind)

#006D7A

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #315aaa;
/* rgb */ color: rgb(49, 90, 170);
/* oklch */ color: oklch(48.2% 0.136 262.2);

Tailwind

colors: {
  custom: {
    50: '#7888c4',
    500: '#315aaa',
    950: '#000000',
  },
}

SCSS

$custom: #315aaa;
$custom-light: #7888c4;
$custom-dark: #000000;

JSON

{
  "hex": "#315aaa",
  "rgb": {
    "r": 49,
    "g": 90,
    "b": 170
  },
  "hsl": {
    "h": 219.669,
    "s": 55.251,
    "l": 42.941
  },
  "oklch": {
    "l": 0.48165,
    "c": 0.13646,
    "h": 262.2
  },
  "luminance": 0.10868
}

Semantic roles & 50–950 ramp

primary

#315AAA

secondary

#C2A875

accent

#AC49DF

background

#F7F8FC

surface

#EEEFF8

border

#C9CAD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #315AAA

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

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