#315DA0#315DA0

#315DA0 is a mid, moderate blue. Relative luminance 0.110; OKLCH L 48.2% C 0.119 H 258.6°. Best body text is #FFFFFF at 6.55:1 contrast (WCAG AA passes).

Color values

HEX	#315DA0
RGB	rgb(49, 93, 160)
HSL	hsl(216, 53%, 41%)
HSV	hsv(216, 69%, 63%)
CMYK	cmyk(69.4%, 41.9%, 0%, 37.3%)
CIE-LAB	lab(39.61, 7.76, -40.82)
CIE-LCH	lch(39.61, 41.55, 280.77°)
OKLab	oklab(48.17% -0.0234 -0.1164)
OKLCH	oklch(48.17% 0.119 258.6)
XYZ	xyz(11.5239, 11.0186, 34.7704)
Luminance	0.1102 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#315DA0 #A07431

analogous

#3194A0 #315DA0 #3C31A0

triadic

#315DA0 #A0315D #5DA031

tetradic

#315DA0 #A03194 #A07431 #31A03C

square

#315DA0 #A03194 #A07431 #31A03C

split-complementary

#315DA0 #A03C31 #94A031

monochromatic

#142742 #234271 #315DA0 #477AC7 #769CD5

Accessibility & contrast

On white

6.55

#315DA0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.20

#315DA0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #315DA0

6.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##315DA0	#FFFFFF	#000000	##FFFFFF
##315DA0	1.00	6.55	3.20	6.55
#FFFFFF	6.55	1.00	21.00	1.00
#000000	3.20	21.00	1.00	21.00
##FFFFFF	6.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E63A3

Deuteranopia (green-blind)

#2C599F

Tritanopia (blue-blind)

#006C76

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #315da0;
/* rgb */ color: rgb(49, 93, 160);
/* oklch */ color: oklch(48.2% 0.119 258.6);

Tailwind

colors: {
  custom: {
    50: '#768abc',
    500: '#315da0',
    950: '#000000',
  },
}

SCSS

$custom: #315da0;
$custom-light: #768abc;
$custom-dark: #000000;

JSON

{
  "hex": "#315da0",
  "rgb": {
    "r": 49,
    "g": 93,
    "b": 160
  },
  "hsl": {
    "h": 216.216,
    "s": 53.11,
    "l": 40.98
  },
  "oklch": {
    "l": 0.48165,
    "c": 0.11878,
    "h": 258.6
  },
  "luminance": 0.1102
}

Semantic roles & 50–950 ramp

primary

#315DA0

secondary

#BD9E70

accent

#A34BDD

background

#F7F8FB

surface

#EEF0F6

border

#C9CBD0

text

#090B12

muted

#7B7C81

Preview Lab

Preview with #315DA0

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

Preview Lab → · Contrast checker → · Palette generator →