#2C317F#2C317F

#2C317F is a dark, vivid blue. Relative luminance 0.043; OKLCH L 35.9% C 0.130 H 275.0°. Best body text is #FFFFFF at 11.33:1 contrast (WCAG AA passes).

Color values

HEX	#2C317F
RGB	rgb(44, 49, 127)
HSL	hsl(236, 49%, 34%)
HSV	hsv(236, 65%, 50%)
CMYK	cmyk(65.4%, 61.4%, 0%, 50.2%)
CIE-LAB	lab(24.53, 24.04, -44.91)
CIE-LCH	lch(24.53, 50.94, 298.16°)
OKLab	oklab(35.9% 0.0113 -0.1292)
OKLCH	oklch(35.9% 0.13 275)
XYZ	xyz(5.9665, 4.2639, 20.5832)
Luminance	0.0426 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2C317F #7F7A2C

analogous

#2C5A7F #2C317F #502C7F

triadic

#2C317F #7F2C31 #317F2C

tetradic

#2C317F #7F2C5A #7F7A2C #2C7F50

square

#2C317F #7F2C5A #7F7A2C #2C7F50

split-complementary

#2C317F #7F502C #5A7F2C

monochromatic

#0D0E24 #1C1F52 #2C317F #3C43AC #5E64C7

Accessibility & contrast

On white

11.33

#2C317F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#2C317F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2C317F

11.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C317F	#FFFFFF	#000000	##FFFFFF
##2C317F	1.00	11.33	1.85	11.33
#FFFFFF	11.33	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E82

Deuteranopia (green-blind)

#00377D

Tritanopia (blue-blind)

#004453

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #2c317f;
/* rgb */ color: rgb(44, 49, 127);
/* oklch */ color: oklch(35.9% 0.130 275.0);

Tailwind

colors: {
  custom: {
    50: '#6f69a5',
    500: '#2c317f',
    950: '#000000',
  },
}

SCSS

$custom: #2c317f;
$custom-light: #6f69a5;
$custom-dark: #000000;

JSON

{
  "hex": "#2c317f",
  "rgb": {
    "r": 44,
    "g": 49,
    "b": 127
  },
  "hsl": {
    "h": 236.386,
    "s": 48.538,
    "l": 33.529
  },
  "oklch": {
    "l": 0.35896,
    "c": 0.12972,
    "h": 275
  },
  "luminance": 0.04264
}

Semantic roles & 50–950 ramp

primary

#2C317F

secondary

#ADA859

accent

#D050D8

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#08060F

muted

#7B7A7F

Preview Lab

Preview with #2C317F

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

Preview Lab → · Contrast checker → · Palette generator →