#315F8D#315F8D

#315F8D is a mid, moderate cyan. Relative luminance 0.108; OKLCH L 47.5% C 0.090 H 250.3°. Best body text is #FFFFFF at 6.66:1 contrast (WCAG AA passes).

Color values

HEX	#315F8D
RGB	rgb(49, 95, 141)
HSL	hsl(210, 48%, 37%)
HSV	hsv(210, 65%, 55%)
CMYK	cmyk(65.2%, 32.6%, 0%, 44.7%)
CIE-LAB	lab(39.17, -0.48, -30.11)
CIE-LCH	lch(39.17, 30.12, 269.09°)
OKLab	oklab(47.48% -0.0305 -0.0851)
OKLCH	oklch(47.48% 0.09 250.3)
XYZ	xyz(10.1648, 10.7595, 26.7352)
Luminance	0.1076 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#315F8D #8D5F31

analogous

#318D8D #315F8D #31318D

triadic

#315F8D #8D315F #5F8D31

tetradic

#315F8D #8D318D #8D5F31 #318D31

square

#315F8D #8D318D #8D5F31 #318D31

split-complementary

#315F8D #8D3131 #8D8D31

monochromatic

#112232 #214060 #315F8D #417EBA #6C9CCC

Accessibility & contrast

On white

6.66

#315F8D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.15

#315F8D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #315F8D

6.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##315F8D	#FFFFFF	#000000	##FFFFFF
##315F8D	1.00	6.66	3.15	6.66
#FFFFFF	6.66	1.00	21.00	1.00
#000000	3.15	21.00	1.00	21.00
##FFFFFF	6.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B618F

Deuteranopia (green-blind)

#3F588C

Tritanopia (blue-blind)

#006A6F

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #315f8d;
/* rgb */ color: rgb(49, 95, 141);
/* oklch */ color: oklch(47.5% 0.090 250.3);

Tailwind

colors: {
  custom: {
    50: '#738cae',
    500: '#315f8d',
    950: '#000000',
  },
}

SCSS

$custom: #315f8d;
$custom-light: #738cae;
$custom-dark: #000000;

JSON

{
  "hex": "#315f8d",
  "rgb": {
    "r": 49,
    "g": 95,
    "b": 141
  },
  "hsl": {
    "h": 210,
    "s": 48.421,
    "l": 37.255
  },
  "oklch": {
    "l": 0.47482,
    "c": 0.09041,
    "h": 250.3
  },
  "luminance": 0.1076
}

Semantic roles & 50–950 ramp

primary

#315F8D

secondary

#B48D66

accent

#9450D8

background

#F7F8FA

surface

#EDF0F4

border

#C8CBCE

text

#090C10

muted

#7B7D7F

Preview Lab

Preview with #315F8D

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

Preview Lab → · Contrast checker → · Palette generator →