#315AC2#315AC2

#315AC2 is a mid, vivid blue. Relative luminance 0.119; OKLCH L 49.9% C 0.170 H 264.7°. Best body text is #FFFFFF at 6.23:1 contrast (WCAG AA passes).

Color values

HEX	#315AC2
RGB	rgb(49, 90, 194)
HSL	hsl(223, 60%, 48%)
HSV	hsv(223, 75%, 76%)
CMYK	cmyk(74.7%, 53.6%, 0%, 23.9%)
CIE-LAB	lab(40.99, 22.48, -58.62)
CIE-LCH	lch(40.99, 62.78, 290.98°)
OKLab	oklab(49.93% -0.0157 -0.1688)
OKLCH	oklch(49.93% 0.17 264.7)
XYZ	xyz(14.6569, 11.8587, 52.5450)
Luminance	0.1186 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#315AC2 #C29931

analogous

#31A3C2 #315AC2 #5031C2

triadic

#315AC2 #C2315A #5AC231

tetradic

#315AC2 #C231A3 #C29931 #31C250

square

#315AC2 #C231A3 #C29931 #31C250

split-complementary

#315AC2 #C25031 #A3C231

monochromatic

#182D60 #254391 #315AC2 #5B7DD6 #8CA4E2

Accessibility & contrast

On white

6.23

#315AC2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.37

#315AC2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #315AC2

6.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##315AC2	#FFFFFF	#000000	##FFFFFF
##315AC2	1.00	6.23	3.37	6.23
#FFFFFF	6.23	1.00	21.00	1.00
#000000	3.37	21.00	1.00	21.00
##FFFFFF	6.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0668C6

Deuteranopia (green-blind)

#005AC0

Tritanopia (blue-blind)

#007385

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #315ac2;
/* rgb */ color: rgb(49, 90, 194);
/* oklch */ color: oklch(49.9% 0.170 264.7);

Tailwind

colors: {
  custom: {
    50: '#7d88d5',
    500: '#315ac2',
    950: '#000000',
  },
}

SCSS

$custom: #315ac2;
$custom-light: #7d88d5;
$custom-dark: #000000;

JSON

{
  "hex": "#315ac2",
  "rgb": {
    "r": 49,
    "g": 90,
    "b": 194
  },
  "hsl": {
    "h": 223.034,
    "s": 59.671,
    "l": 47.647
  },
  "oklch": {
    "l": 0.49934,
    "c": 0.16957,
    "h": 264.7
  },
  "luminance": 0.1186
}

Semantic roles & 50–950 ramp

primary

#315AC2

secondary

#CCB783

accent

#B645E3

background

#F8F8FD

surface

#EFEFFA

border

#CACAD3

text

#0B0B14

muted

#7C7C83

Preview Lab

Preview with #315AC2

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

Preview Lab → · Contrast checker → · Palette generator →