#315D9E#315D9E

#315D9E is a mid, moderate blue. Relative luminance 0.110; OKLCH L 48.0% C 0.116 H 258.1°. Best body text is #FFFFFF at 6.58:1 contrast (WCAG AA passes).

Color values

HEX	#315D9E
RGB	rgb(49, 93, 158)
HSL	hsl(216, 53%, 41%)
HSV	hsv(216, 69%, 62%)
CMYK	cmyk(69%, 41.1%, 0%, 38%)
CIE-LAB	lab(39.49, 7.02, -39.81)
CIE-LCH	lch(39.49, 40.43, 280.00°)
OKLab	oklab(48.04% -0.0239 -0.1135)
OKLCH	oklch(48.04% 0.116 258.1)
XYZ	xyz(11.3503, 10.9491, 33.8563)
Luminance	0.1095 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#315D9E #9E7231

analogous

#31939E #315D9E #3B319E

triadic

#315D9E #9E315D #5D9E31

tetradic

#315D9E #9E3193 #9E7231 #319E3B

square

#315D9E #9E3193 #9E7231 #319E3B

split-complementary

#315D9E #9E3B31 #939E31

monochromatic

#142641 #23426F #315D9E #467AC6 #759CD4

Accessibility & contrast

On white

6.58

#315D9E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.19

#315D9E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #315D9E

6.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##315D9E	#FFFFFF	#000000	##FFFFFF
##315D9E	1.00	6.58	3.19	6.58
#FFFFFF	6.58	1.00	21.00	1.00
#000000	3.19	21.00	1.00	21.00
##FFFFFF	6.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F63A1

Deuteranopia (green-blind)

#2E589D

Tritanopia (blue-blind)

#006C76

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #315d9e;
/* rgb */ color: rgb(49, 93, 158);
/* oklch */ color: oklch(48.0% 0.116 258.1);

Tailwind

colors: {
  custom: {
    50: '#768abb',
    500: '#315d9e',
    950: '#000000',
  },
}

SCSS

$custom: #315d9e;
$custom-light: #768abb;
$custom-dark: #000000;

JSON

{
  "hex": "#315d9e",
  "rgb": {
    "r": 49,
    "g": 93,
    "b": 158
  },
  "hsl": {
    "h": 215.78,
    "s": 52.657,
    "l": 40.588
  },
  "oklch": {
    "l": 0.48036,
    "c": 0.11598,
    "h": 258.1
  },
  "luminance": 0.1095
}

Semantic roles & 50–950 ramp

primary

#315D9E

secondary

#BC9D6E

accent

#A24CDC

background

#F7F8FB

surface

#EEF0F6

border

#C9CBD0

text

#090B12

muted

#7B7C81

Preview Lab

Preview with #315D9E

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

Preview Lab → · Contrast checker → · Palette generator →