#315E9E#315E9E

#315E9E is a mid, moderate blue. Relative luminance 0.111; OKLCH L 48.3% C 0.115 H 257.5°. Best body text is #FFFFFF at 6.51:1 contrast (WCAG AA passes).

Color values

HEX	#315E9E
RGB	rgb(49, 94, 158)
HSL	hsl(215, 53%, 41%)
HSV	hsv(215, 69%, 62%)
CMYK	cmyk(69%, 40.5%, 0%, 38%)
CIE-LAB	lab(39.79, 6.38, -39.34)
CIE-LCH	lch(39.79, 39.86, 279.21°)
OKLab	oklab(48.27% -0.0249 -0.1121)
OKLCH	oklch(48.27% 0.115 257.5)
XYZ	xyz(11.4387, 11.1258, 33.8858)
Luminance	0.1113 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#315E9E #9E7131

analogous

#31949E #315E9E #3A319E

triadic

#315E9E #9E315E #5E9E31

tetradic

#315E9E #9E3194 #9E7131 #319E3A

square

#315E9E #9E3194 #9E7131 #319E3A

split-complementary

#315E9E #9E3A31 #949E31

monochromatic

#142641 #23426F #315E9E #467BC6 #759CD4

Accessibility & contrast

On white

6.51

#315E9E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.23

#315E9E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #315E9E

6.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##315E9E	#FFFFFF	#000000	##FFFFFF
##315E9E	1.00	6.51	3.23	6.51
#FFFFFF	6.51	1.00	21.00	1.00
#000000	3.23	21.00	1.00	21.00
##FFFFFF	6.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4163A1

Deuteranopia (green-blind)

#30599D

Tritanopia (blue-blind)

#006D76

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #315e9e;
/* rgb */ color: rgb(49, 94, 158);
/* oklch */ color: oklch(48.3% 0.115 257.5);

Tailwind

colors: {
  custom: {
    50: '#768bbb',
    500: '#315e9e',
    950: '#000000',
  },
}

SCSS

$custom: #315e9e;
$custom-light: #768bbb;
$custom-dark: #000000;

JSON

{
  "hex": "#315e9e",
  "rgb": {
    "r": 49,
    "g": 94,
    "b": 158
  },
  "hsl": {
    "h": 215.229,
    "s": 52.657,
    "l": 40.588
  },
  "oklch": {
    "l": 0.48266,
    "c": 0.11483,
    "h": 257.5
  },
  "luminance": 0.11127
}

Semantic roles & 50–950 ramp

primary

#315E9E

secondary

#BC9C6E

accent

#A04CDC

background

#F7F8FB

surface

#EEF0F6

border

#C9CBD0

text

#090B12

muted

#7B7C81

Preview Lab

Preview with #315E9E

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

Preview Lab → · Contrast checker → · Palette generator →