#316DA4#316DA4

#316DA4 is a mid, moderate cyan. Relative luminance 0.143; OKLCH L 52.1% C 0.107 H 248.9°. Best body text is #FFFFFF at 5.45:1 contrast (WCAG AA passes).

Color values

HEX	#316DA4
RGB	rgb(49, 109, 164)
HSL	hsl(209, 54%, 42%)
HSV	hsv(209, 70%, 64%)
CMYK	cmyk(70.1%, 33.5%, 0%, 35.7%)
CIE-LAB	lab(44.62, -0.83, -35.26)
CIE-LCH	lch(44.62, 35.27, 268.65°)
OKLab	oklab(52.14% -0.0386 -0.0999)
OKLCH	oklch(52.14% 0.107 248.9)
XYZ	xyz(13.4336, 14.2691, 37.1610)
Luminance	0.1427 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#316DA4 #A46831

analogous

#31A4A2 #316DA4 #3133A4

triadic

#316DA4 #A4316D #6DA431

tetradic

#316DA4 #A231A4 #A46831 #33A431

square

#316DA4 #A231A4 #A46831 #33A431

split-complementary

#316DA4 #A43133 #A4A231

monochromatic

#152E46 #234E75 #316DA4 #498CC9 #79AAD7

Accessibility & contrast

On white

5.45

#316DA4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.85

#316DA4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #316DA4

5.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##316DA4	#FFFFFF	#000000	##FFFFFF
##316DA4	1.00	5.45	3.85	5.45
#FFFFFF	5.45	1.00	21.00	1.00
#000000	3.85	21.00	1.00	21.00
##FFFFFF	5.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5470A6

Deuteranopia (green-blind)

#4465A3

Tritanopia (blue-blind)

#007A81

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #316da4;
/* rgb */ color: rgb(49, 109, 164);
/* oklch */ color: oklch(52.1% 0.107 248.9);

Tailwind

colors: {
  custom: {
    50: '#7796bf',
    500: '#316da4',
    950: '#000000',
  },
}

SCSS

$custom: #316da4;
$custom-light: #7796bf;
$custom-dark: #000000;

JSON

{
  "hex": "#316da4",
  "rgb": {
    "r": 49,
    "g": 109,
    "b": 164
  },
  "hsl": {
    "h": 208.696,
    "s": 53.991,
    "l": 41.765
  },
  "oklch": {
    "l": 0.52143,
    "c": 0.10714,
    "h": 248.9
  },
  "luminance": 0.14271
}

Semantic roles & 50–950 ramp

primary

#316DA4

secondary

#BF9772

accent

#914ADD

background

#F7F9FB

surface

#EEF1F7

border

#C9CBD0

text

#0A0D12

muted

#7C7E81

Preview Lab

Preview with #316DA4

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

Preview Lab → · Contrast checker → · Palette generator →