#316EBB#316EBB

#316EBB is a mid, vivid cyan. Relative luminance 0.154; OKLCH L 53.8% C 0.136 H 255.7°. Best body text is #FFFFFF at 5.15:1 contrast (WCAG AA passes).

Color values

HEX	#316EBB
RGB	rgb(49, 110, 187)
HSL	hsl(213, 58%, 46%)
HSV	hsv(213, 74%, 73%)
CMYK	cmyk(73.8%, 41.2%, 0%, 26.7%)
CIE-LAB	lab(46.16, 7.02, -46.23)
CIE-LCH	lch(46.16, 46.76, 278.64°)
OKLab	oklab(53.76% -0.0337 -0.1321)
OKLCH	oklch(53.76% 0.136 255.7)
XYZ	xyz(15.8089, 15.3909, 49.1416)
Luminance	0.1539 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#316EBB #BB7E31

analogous

#31B3BB #316EBB #3931BB

triadic

#316EBB #BB316E #6EBB31

tetradic

#316EBB #BB31B3 #BB7E31 #31BB39

square

#316EBB #BB31B3 #BB7E31 #31BB39

split-complementary

#316EBB #BB3931 #B3BB31

monochromatic

#18355A #24518B #316EBB #568DD3 #87AEE0

Accessibility & contrast

On white

5.15

#316EBB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.08

#316EBB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #316EBB

5.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##316EBB	#FFFFFF	#000000	##FFFFFF
##316EBB	1.00	5.15	4.08	5.15
#FFFFFF	5.15	1.00	21.00	1.00
#000000	4.08	21.00	1.00	21.00
##FFFFFF	5.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4974BE

Deuteranopia (green-blind)

#3267B9

Tritanopia (blue-blind)

#00808B

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #316ebb;
/* rgb */ color: rgb(49, 110, 187);
/* oklch */ color: oklch(53.8% 0.136 255.7);

Tailwind

colors: {
  custom: {
    50: '#7b97d0',
    500: '#316ebb',
    950: '#000000',
  },
}

SCSS

$custom: #316ebb;
$custom-light: #7b97d0;
$custom-dark: #000000;

JSON

{
  "hex": "#316ebb",
  "rgb": {
    "r": 49,
    "g": 110,
    "b": 187
  },
  "hsl": {
    "h": 213.478,
    "s": 58.475,
    "l": 46.275
  },
  "oklch": {
    "l": 0.53762,
    "c": 0.13629,
    "h": 255.7
  },
  "luminance": 0.15393
}

Semantic roles & 50–950 ramp

primary

#316EBB

secondary

#C9A87F

accent

#9D46E2

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0D14

muted

#7C7E82

Preview Lab

Preview with #316EBB

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

Preview Lab → · Contrast checker → · Palette generator →