#315DBE#315DBE

#315DBE is a mid, vivid blue. Relative luminance 0.122; OKLCH L 50.3% C 0.160 H 263.4°. Best body text is #FFFFFF at 6.11:1 contrast (WCAG AA passes).

Color values

HEX	#315DBE
RGB	rgb(49, 93, 190)
HSL	hsl(221, 59%, 47%)
HSV	hsv(221, 74%, 75%)
CMYK	cmyk(74.2%, 51.1%, 0%, 25.5%)
CIE-LAB	lab(41.53, 19.02, -55.42)
CIE-LCH	lch(41.53, 58.59, 288.95°)
OKLab	oklab(50.25% -0.0185 -0.1594)
OKLCH	oklch(50.25% 0.16 263.4)
XYZ	xyz(14.4719, 12.1978, 50.2969)
Luminance	0.1220 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#315DBE #BE9231

analogous

#31A4BE #315DBE #4C31BE

triadic

#315DBE #BE315D #5DBE31

tetradic

#315DBE #BE31A4 #BE9231 #31BE4C

square

#315DBE #BE31A4 #BE9231 #31BE4C

split-complementary

#315DBE #BE4C31 #A4BE31

monochromatic

#182D5D #24458D #315DBE #587FD4 #89A4E1

Accessibility & contrast

On white

6.11

#315DBE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.44

#315DBE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #315DBE

6.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##315DBE	#FFFFFF	#000000	##FFFFFF
##315DBE	1.00	6.11	3.44	6.11
#FFFFFF	6.11	1.00	21.00	1.00
#000000	3.44	21.00	1.00	21.00
##FFFFFF	6.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2069C1

Deuteranopia (green-blind)

#005CBC

Tritanopia (blue-blind)

#007484

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #315dbe;
/* rgb */ color: rgb(49, 93, 190);
/* oklch */ color: oklch(50.3% 0.160 263.4);

Tailwind

colors: {
  custom: {
    50: '#7c8ad2',
    500: '#315dbe',
    950: '#000000',
  },
}

SCSS

$custom: #315dbe;
$custom-light: #7c8ad2;
$custom-dark: #000000;

JSON

{
  "hex": "#315dbe",
  "rgb": {
    "r": 49,
    "g": 93,
    "b": 190
  },
  "hsl": {
    "h": 221.277,
    "s": 58.996,
    "l": 46.863
  },
  "oklch": {
    "l": 0.50253,
    "c": 0.16045,
    "h": 263.4
  },
  "luminance": 0.12199
}

Semantic roles & 50–950 ramp

primary

#315DBE

secondary

#CAB380

accent

#B146E2

background

#F8F8FD

surface

#EFF0FA

border

#CACBD3

text

#0B0B14

muted

#7C7C83

Preview Lab

Preview with #315DBE

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

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