#316D99#316D99

#316D99 is a mid, moderate cyan. Relative luminance 0.139; OKLCH L 51.5% C 0.093 H 243.3°. Best body text is #FFFFFF at 5.56:1 contrast (WCAG AA passes).

Color values

HEX	#316D99
RGB	rgb(49, 109, 153)
HSL	hsl(205, 51%, 40%)
HSV	hsv(205, 68%, 60%)
CMYK	cmyk(68%, 28.8%, 0%, 40%)
CIE-LAB	lab(44.07, -4.78, -29.61)
CIE-LCH	lch(44.07, 29.99, 260.82°)
OKLab	oklab(51.54% -0.042 -0.0835)
OKLCH	oklch(51.54% 0.093 243.3)
XYZ	xyz(12.4828, 13.8889, 32.1538)
Luminance	0.1389 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#316D99 #995D31

analogous

#319991 #316D99 #313999

triadic

#316D99 #99316D #6D9931

tetradic

#316D99 #913199 #995D31 #399931

square

#316D99 #913199 #995D31 #399931

split-complementary

#316D99 #993139 #999131

monochromatic

#132B3C #224C6B #316D99 #448DC3 #72AAD2

Accessibility & contrast

On white

5.56

#316D99 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.78

#316D99 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #316D99

5.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##316D99	#FFFFFF	#000000	##FFFFFF
##316D99	1.00	5.56	3.78	5.56
#FFFFFF	5.56	1.00	21.00	1.00
#000000	3.78	21.00	1.00	21.00
##FFFFFF	5.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#596E9B

Deuteranopia (green-blind)

#4B6498

Tritanopia (blue-blind)

#00787C

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #316d99;
/* rgb */ color: rgb(49, 109, 153);
/* oklch */ color: oklch(51.5% 0.093 243.3);

Tailwind

colors: {
  custom: {
    50: '#7596b7',
    500: '#316d99',
    950: '#000000',
  },
}

SCSS

$custom: #316d99;
$custom-light: #7596b7;
$custom-dark: #000000;

JSON

{
  "hex": "#316d99",
  "rgb": {
    "r": 49,
    "g": 109,
    "b": 153
  },
  "hsl": {
    "h": 205.385,
    "s": 51.485,
    "l": 39.608
  },
  "oklch": {
    "l": 0.51537,
    "c": 0.09349,
    "h": 243.3
  },
  "luminance": 0.1389
}

Semantic roles & 50–950 ramp

primary

#316D99

secondary

#BA8D6C

accent

#894DDB

background

#F7F9FB

surface

#EDF2F6

border

#C8CCD0

text

#090D11

muted

#7B7E80

Preview Lab

Preview with #316D99

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

Preview Lab → · Contrast checker → · Palette generator →