#316DB7#316DB7

#316DB7 is a mid, vivid cyan. Relative luminance 0.150; OKLCH L 53.3% C 0.132 H 255.2°. Best body text is #FFFFFF at 5.25:1 contrast (WCAG AA passes).

Color values

HEX	#316DB7
RGB	rgb(49, 109, 183)
HSL	hsl(213, 58%, 45%)
HSV	hsv(213, 73%, 72%)
CMYK	cmyk(73.2%, 40.4%, 0%, 28.2%)
CIE-LAB	lab(45.64, 6.16, -44.74)
CIE-LCH	lch(45.64, 45.16, 277.84°)
OKLab	oklab(53.28% -0.0337 -0.1277)
OKLCH	oklch(53.28% 0.132 255.2)
XYZ	xyz(15.2794, 15.0075, 46.8820)
Luminance	0.1501 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#316DB7 #B77B31

analogous

#31B0B7 #316DB7 #3831B7

triadic

#316DB7 #B7316D #6DB731

tetradic

#316DB7 #B731B0 #B77B31 #31B738

square

#316DB7 #B731B0 #B77B31 #31B738

split-complementary

#316DB7 #B73831 #B0B731

monochromatic

#173356 #245087 #316DB7 #548CD1 #84ADDE

Accessibility & contrast

On white

5.25

#316DB7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.00

#316DB7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #316DB7

5.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##316DB7	#FFFFFF	#000000	##FFFFFF
##316DB7	1.00	5.25	4.00	5.25
#FFFFFF	5.25	1.00	21.00	1.00
#000000	4.00	21.00	1.00	21.00
##FFFFFF	5.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A73BA

Deuteranopia (green-blind)

#3466B6

Tritanopia (blue-blind)

#007E89

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #316db7;
/* rgb */ color: rgb(49, 109, 183);
/* oklch */ color: oklch(53.3% 0.132 255.2);

Tailwind

colors: {
  custom: {
    50: '#7a96cd',
    500: '#316db7',
    950: '#000000',
  },
}

SCSS

$custom: #316db7;
$custom-light: #7a96cd;
$custom-dark: #000000;

JSON

{
  "hex": "#316db7",
  "rgb": {
    "r": 49,
    "g": 109,
    "b": 183
  },
  "hsl": {
    "h": 213.134,
    "s": 57.759,
    "l": 45.49
  },
  "oklch": {
    "l": 0.53282,
    "c": 0.13206,
    "h": 255.2
  },
  "luminance": 0.15009
}

Semantic roles & 50–950 ramp

primary

#316DB7

secondary

#C8A67C

accent

#9C47E1

background

#F8F9FC

surface

#EFF1F9

border

#CACBD2

text

#0A0D13

muted

#7C7E82

Preview Lab

Preview with #316DB7

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

Preview Lab → · Contrast checker → · Palette generator →