#315B8A#315B8A

#315B8A is a mid, moderate cyan. Relative luminance 0.100; OKLCH L 46.3% C 0.090 H 252.7°. Best body text is #FFFFFF at 7.01:1 contrast (WCAG AA passes).

Color values

HEX	#315B8A
RGB	rgb(49, 91, 138)
HSL	hsl(212, 48%, 37%)
HSV	hsv(212, 64%, 54%)
CMYK	cmyk(64.5%, 34.1%, 0%, 45.9%)
CIE-LAB	lab(37.79, 0.96, -30.48)
CIE-LCH	lch(37.79, 30.49, 271.80°)
OKLab	oklab(46.35% -0.0269 -0.0862)
OKLCH	oklch(46.35% 0.09 252.7)
XYZ	xyz(9.5935, 9.9692, 25.4585)
Luminance	0.0997 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#315B8A #8A6031

analogous

#31888A #315B8A #33318A

triadic

#315B8A #8A315B #5B8A31

tetradic

#315B8A #8A3188 #8A6031 #318A33

square

#315B8A #8A3188 #8A6031 #318A33

split-complementary

#315B8A #8A3331 #888A31

monochromatic

#111F30 #213D5D #315B8A #4179B7 #6B98CA

Accessibility & contrast

On white

7.01

#315B8A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.99

#315B8A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #315B8A

7.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##315B8A	#FFFFFF	#000000	##FFFFFF
##315B8A	1.00	7.01	2.99	7.01
#FFFFFF	7.01	1.00	21.00	1.00
#000000	2.99	21.00	1.00	21.00
##FFFFFF	7.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#475E8C

Deuteranopia (green-blind)

#3B5589

Tritanopia (blue-blind)

#00666C

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #315b8a;
/* rgb */ color: rgb(49, 91, 138);
/* oklch */ color: oklch(46.3% 0.090 252.7);

Tailwind

colors: {
  custom: {
    50: '#7289ac',
    500: '#315b8a',
    950: '#000000',
  },
}

SCSS

$custom: #315b8a;
$custom-light: #7289ac;
$custom-dark: #000000;

JSON

{
  "hex": "#315b8a",
  "rgb": {
    "r": 49,
    "g": 91,
    "b": 138
  },
  "hsl": {
    "h": 211.685,
    "s": 47.594,
    "l": 36.667
  },
  "oklch": {
    "l": 0.46345,
    "c": 0.09032,
    "h": 252.7
  },
  "luminance": 0.0997
}

Semantic roles & 50–950 ramp

primary

#315B8A

secondary

#B28E65

accent

#9851D7

background

#F7F8FA

surface

#EDEFF4

border

#C8CACE

text

#080B10

muted

#7B7C7F

Preview Lab

Preview with #315B8A

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

Preview Lab → · Contrast checker → · Palette generator →