#315D8D#315D8D

#315D8D is a mid, moderate cyan. Relative luminance 0.104; OKLCH L 47.0% C 0.092 H 252.2°. Best body text is #FFFFFF at 6.82:1 contrast (WCAG AA passes).

Color values

HEX	#315D8D
RGB	rgb(49, 93, 141)
HSL	hsl(211, 48%, 37%)
HSV	hsv(211, 65%, 55%)
CMYK	cmyk(65.2%, 34%, 0%, 44.7%)
CIE-LAB	lab(38.56, 0.78, -31.08)
CIE-LCH	lch(38.56, 31.09, 271.43°)
OKLab	oklab(47% -0.0283 -0.0879)
OKLCH	oklch(47% 0.092 252.2)
XYZ	xyz(9.9869, 10.4038, 26.6760)
Luminance	0.1041 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#315D8D #8D6131

analogous

#318B8D #315D8D #33318D

triadic

#315D8D #8D315D #5D8D31

tetradic

#315D8D #8D318B #8D6131 #318D33

square

#315D8D #8D318B #8D6131 #318D33

split-complementary

#315D8D #8D3331 #8B8D31

monochromatic

#112132 #213F60 #315D8D #417BBA #6C9ACC

Accessibility & contrast

On white

6.82

#315D8D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.08

#315D8D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #315D8D

6.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##315D8D	#FFFFFF	#000000	##FFFFFF
##315D8D	1.00	6.82	3.08	6.82
#FFFFFF	6.82	1.00	21.00	1.00
#000000	3.08	21.00	1.00	21.00
##FFFFFF	6.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#48608F

Deuteranopia (green-blind)

#3C578C

Tritanopia (blue-blind)

#00686E

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #315d8d;
/* rgb */ color: rgb(49, 93, 141);
/* oklch */ color: oklch(47.0% 0.092 252.2);

Tailwind

colors: {
  custom: {
    50: '#738aae',
    500: '#315d8d',
    950: '#000000',
  },
}

SCSS

$custom: #315d8d;
$custom-light: #738aae;
$custom-dark: #000000;

JSON

{
  "hex": "#315d8d",
  "rgb": {
    "r": 49,
    "g": 93,
    "b": 141
  },
  "hsl": {
    "h": 211.304,
    "s": 48.421,
    "l": 37.255
  },
  "oklch": {
    "l": 0.46999,
    "c": 0.09238,
    "h": 252.2
  },
  "luminance": 0.10405
}

Semantic roles & 50–950 ramp

primary

#315D8D

secondary

#B48F66

accent

#9750D8

background

#F7F8FA

surface

#EDF0F4

border

#C8CBCE

text

#090B10

muted

#7B7C7F

Preview Lab

Preview with #315D8D

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

Preview Lab → · Contrast checker → · Palette generator →