#315ABB#315ABB

#315ABB is a mid, vivid blue. Relative luminance 0.116; OKLCH L 49.4% C 0.160 H 264.1°. Best body text is #FFFFFF at 6.34:1 contrast (WCAG AA passes).

Color values

HEX	#315ABB
RGB	rgb(49, 90, 187)
HSL	hsl(222, 58%, 46%)
HSV	hsv(222, 74%, 73%)
CMYK	cmyk(73.8%, 51.9%, 0%, 26.7%)
CIE-LAB	lab(40.49, 19.85, -55.34)
CIE-LCH	lch(40.49, 58.79, 289.73°)
OKLab	oklab(49.4% -0.0163 -0.1592)
OKLCH	oklch(49.4% 0.16 264.1)
XYZ	xyz(13.8893, 11.5516, 48.5018)
Luminance	0.1155 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#315ABB #BB9231

analogous

#319FBB #315ABB #4D31BB

triadic

#315ABB #BB315A #5ABB31

tetradic

#315ABB #BB319F #BB9231 #31BB4D

square

#315ABB #BB319F #BB9231 #31BB4D

split-complementary

#315ABB #BB4D31 #9FBB31

monochromatic

#182B5A #24438B #315ABB #567BD3 #87A1E0

Accessibility & contrast

On white

6.34

#315ABB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.31

#315ABB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #315ABB

6.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##315ABB	#FFFFFF	#000000	##FFFFFF
##315ABB	1.00	6.34	3.31	6.34
#FFFFFF	6.34	1.00	21.00	1.00
#000000	3.31	21.00	1.00	21.00
##FFFFFF	6.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A66BE

Deuteranopia (green-blind)

#0059B9

Tritanopia (blue-blind)

#007182

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #315abb;
/* rgb */ color: rgb(49, 90, 187);
/* oklch */ color: oklch(49.4% 0.160 264.1);

Tailwind

colors: {
  custom: {
    50: '#7c88d0',
    500: '#315abb',
    950: '#000000',
  },
}

SCSS

$custom: #315abb;
$custom-light: #7c88d0;
$custom-dark: #000000;

JSON

{
  "hex": "#315abb",
  "rgb": {
    "r": 49,
    "g": 90,
    "b": 187
  },
  "hsl": {
    "h": 222.174,
    "s": 58.475,
    "l": 46.275
  },
  "oklch": {
    "l": 0.494,
    "c": 0.16004,
    "h": 264.1
  },
  "luminance": 0.11553
}

Semantic roles & 50–950 ramp

primary

#315ABB

secondary

#C9B37F

accent

#B346E2

background

#F8F8FC

surface

#EFEFF9

border

#CACAD2

text

#0B0B14

muted

#7C7C82

Preview Lab

Preview with #315ABB

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

Preview Lab → · Contrast checker → · Palette generator →