#2C1F8E#2C1F8E

#2C1F8E is a dark, vivid blue. Relative luminance 0.035; OKLCH L 34.4% C 0.171 H 277.7°. Best body text is #FFFFFF at 12.40:1 contrast (WCAG AA passes).

Color values

HEX	#2C1F8E
RGB	rgb(44, 31, 142)
HSL	hsl(247, 64%, 34%)
HSV	hsv(247, 78%, 56%)
CMYK	cmyk(69%, 78.2%, 0%, 44.3%)
CIE-LAB	lab(21.83, 40.47, -58.73)
CIE-LCH	lch(21.83, 71.32, 304.57°)
OKLab	oklab(34.39% 0.0229 -0.1697)
OKLCH	oklch(34.39% 0.171 277.7)
XYZ	xyz(6.4096, 3.4679, 25.9175)
Luminance	0.0347 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2C1F8E #818E1F

analogous

#1F4A8E #2C1F8E #641F8E

triadic

#2C1F8E #8E2C1F #1F8E2C

tetradic

#2C1F8E #8E1F4A #818E1F #1F8E64

square

#2C1F8E #8E1F4A #818E1F #1F8E64

split-complementary

#2C1F8E #8E641F #4A8E1F

monochromatic

#0D092A #1C145C #2C1F8E #3C2AC0 #5F4FD9

Accessibility & contrast

On white

12.40

#2C1F8E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#2C1F8E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2C1F8E

12.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C1F8E	#FFFFFF	#000000	##FFFFFF
##2C1F8E	1.00	12.40	1.69	12.40
#FFFFFF	12.40	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003991

Deuteranopia (green-blind)

#00308C

Tritanopia (blue-blind)

#004055

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #2c1f8e;
/* rgb */ color: rgb(44, 31, 142);
/* oklch */ color: oklch(34.4% 0.171 277.7);

Tailwind

colors: {
  custom: {
    50: '#745db0',
    500: '#2c1f8e',
    950: '#000000',
  },
}

SCSS

$custom: #2c1f8e;
$custom-light: #745db0;
$custom-dark: #000000;

JSON

{
  "hex": "#2c1f8e",
  "rgb": {
    "r": 44,
    "g": 31,
    "b": 142
  },
  "hsl": {
    "h": 247.027,
    "s": 64.162,
    "l": 33.922
  },
  "oklch": {
    "l": 0.34385,
    "c": 0.17121,
    "h": 277.7
  },
  "luminance": 0.03468
}

Semantic roles & 50–950 ramp

primary

#2C1F8E

secondary

#AFBB4D

accent

#E741D4

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#090411

muted

#7B7980

Preview Lab

Preview with #2C1F8E

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

Preview Lab → · Contrast checker → · Palette generator →