#316FCA#316FCA

#316FCA is a mid, vivid blue. Relative luminance 0.163; OKLCH L 55.0% C 0.155 H 258.3°. Best body text is #FFFFFF at 4.93:1 contrast (WCAG AA passes).

Color values

HEX	#316FCA
RGB	rgb(49, 111, 202)
HSL	hsl(216, 61%, 49%)
HSV	hsv(216, 76%, 79%)
CMYK	cmyk(75.7%, 45%, 0%, 20.8%)
CIE-LAB	lab(47.34, 11.99, -52.99)
CIE-LCH	lch(47.34, 54.33, 282.75°)
OKLab	oklab(54.96% -0.0315 -0.1519)
OKLCH	oklch(54.96% 0.155 258.3)
XYZ	xyz(17.6078, 16.2841, 58.0808)
Luminance	0.1629 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#316FCA #CA8C31

analogous

#31BCCA #316FCA #3F31CA

triadic

#316FCA #CA316F #6FCA31

tetradic

#316FCA #CA31BC #CA8C31 #31CA3F

square

#316FCA #CA31BC #CA8C31 #31CA3F

split-complementary

#316FCA #CA3F31 #BCCA31

monochromatic

#193967 #255499 #316FCA #6091D8 #91B3E4

Accessibility & contrast

On white

4.93

#316FCA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.26

#316FCA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #316FCA

4.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##316FCA	#FFFFFF	#000000	##FFFFFF
##316FCA	1.00	4.93	4.26	4.93
#FFFFFF	4.93	1.00	21.00	1.00
#000000	4.26	21.00	1.00	21.00
##FFFFFF	4.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4078CD

Deuteranopia (green-blind)

#1F6AC8

Tritanopia (blue-blind)

#008592

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #316fca;
/* rgb */ color: rgb(49, 111, 202);
/* oklch */ color: oklch(55.0% 0.155 258.3);

Tailwind

colors: {
  custom: {
    50: '#7e97db',
    500: '#316fca',
    950: '#000000',
  },
}

SCSS

$custom: #316fca;
$custom-light: #7e97db;
$custom-dark: #000000;

JSON

{
  "hex": "#316fca",
  "rgb": {
    "r": 49,
    "g": 111,
    "b": 202
  },
  "hsl": {
    "h": 215.686,
    "s": 60.956,
    "l": 49.216
  },
  "oklch": {
    "l": 0.54964,
    "c": 0.15513,
    "h": 258.3
  },
  "luminance": 0.16286
}

Semantic roles & 50–950 ramp

primary

#316FCA

secondary

#CFB288

accent

#A344E4

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0B0D15

muted

#7C7E83

Preview Lab

Preview with #316FCA

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

Preview Lab → · Contrast checker → · Palette generator →