#31417C#31417C

#31417C is a dark, moderate blue. Relative luminance 0.059; OKLCH L 39.4% C 0.101 H 269.8°. Best body text is #FFFFFF at 9.64:1 contrast (WCAG AA passes).

Color values

HEX	#31417C
RGB	rgb(49, 65, 124)
HSL	hsl(227, 43%, 34%)
HSV	hsv(227, 60%, 49%)
CMYK	cmyk(60.5%, 47.6%, 0%, 51.4%)
CIE-LAB	lab(29.13, 12.98, -35.58)
CIE-LCH	lch(29.13, 37.88, 290.05°)
OKLab	oklab(39.38% -0.0003 -0.1015)
OKLCH	oklch(39.38% 0.101 269.8)
XYZ	xyz(6.7938, 5.8883, 19.8434)
Luminance	0.0589 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31417C #7C6C31

analogous

#31677C #31417C #47317C

triadic

#31417C #7C3141 #417C31

tetradic

#31417C #7C3167 #7C6C31 #317C47

square

#31417C #7C3167 #7C6C31 #317C47

split-complementary

#31417C #7C4731 #677C31

monochromatic

#0E1324 #202A50 #31417C #4258A8 #6579C2

Accessibility & contrast

On white

9.64

#31417C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.18

#31417C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #31417C

9.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31417C	#FFFFFF	#000000	##FFFFFF
##31417C	1.00	9.64	2.18	9.64
#FFFFFF	9.64	1.00	21.00	1.00
#000000	2.18	21.00	1.00	21.00
##FFFFFF	9.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#26487E

Deuteranopia (green-blind)

#1B427B

Tritanopia (blue-blind)

#004E58

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #31417c;
/* rgb */ color: rgb(49, 65, 124);
/* oklch */ color: oklch(39.4% 0.101 269.8);

Tailwind

colors: {
  custom: {
    50: '#7075a2',
    500: '#31417c',
    950: '#000000',
  },
}

SCSS

$custom: #31417c;
$custom-light: #7075a2;
$custom-dark: #000000;

JSON

{
  "hex": "#31417c",
  "rgb": {
    "r": 49,
    "g": 65,
    "b": 124
  },
  "hsl": {
    "h": 227.2,
    "s": 43.353,
    "l": 33.922
  },
  "oklch": {
    "l": 0.39378,
    "c": 0.10147,
    "h": 269.8
  },
  "luminance": 0.05889
}

Semantic roles & 50–950 ramp

primary

#31417C

secondary

#AA9A5F

accent

#B855D3

background

#F7F7FA

surface

#EDEDF3

border

#C8C8CD

text

#08080F

muted

#7B7B7F

Preview Lab

Preview with #31417C

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

Preview Lab → · Contrast checker → · Palette generator →