#2F2597#2F2597

#2F2597 is a dark, vivid blue. Relative luminance 0.042; OKLCH L 36.4% C 0.176 H 277.0°. Best body text is #FFFFFF at 11.46:1 contrast (WCAG AA passes).

Color values

HEX	#2F2597
RGB	rgb(47, 37, 151)
HSL	hsl(245, 61%, 37%)
HSV	hsv(245, 75%, 59%)
CMYK	cmyk(68.9%, 75.5%, 0%, 40.8%)
CIE-LAB	lab(24.20, 40.41, -60.38)
CIE-LCH	lch(24.20, 72.65, 303.79°)
OKLab	oklab(36.4% 0.0215 -0.1744)
OKLCH	oklch(36.4% 0.176 277)
XYZ	xyz(7.4180, 4.1612, 29.6844)
Luminance	0.0416 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F2597 #8D9725

analogous

#255497 #2F2597 #682597

triadic

#2F2597 #972F25 #25972F

tetradic

#2F2597 #972554 #8D9725 #259768

square

#2F2597 #972554 #8D9725 #259768

split-complementary

#2F2597 #976825 #549725

monochromatic

#100D35 #201966 #2F2597 #3E31C8 #695FD8

Accessibility & contrast

On white

11.46

#2F2597 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.83

#2F2597 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F2597

11.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F2597	#FFFFFF	#000000	##FFFFFF
##2F2597	1.00	11.46	1.83	11.46
#FFFFFF	11.46	1.00	21.00	1.00
#000000	1.83	21.00	1.00	21.00
##FFFFFF	11.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E9A

Deuteranopia (green-blind)

#003595

Tritanopia (blue-blind)

#00465C

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #2f2597;
/* rgb */ color: rgb(47, 37, 151);
/* oklch */ color: oklch(36.4% 0.176 277.0);

Tailwind

colors: {
  custom: {
    50: '#7762b7',
    500: '#2f2597',
    950: '#000000',
  },
}

SCSS

$custom: #2f2597;
$custom-light: #7762b7;
$custom-dark: #000000;

JSON

{
  "hex": "#2f2597",
  "rgb": {
    "r": 47,
    "g": 37,
    "b": 151
  },
  "hsl": {
    "h": 245.263,
    "s": 60.638,
    "l": 36.863
  },
  "oklch": {
    "l": 0.36403,
    "c": 0.17577,
    "h": 277
  },
  "luminance": 0.04162
}

Semantic roles & 50–950 ramp

primary

#2F2597

secondary

#B4BD5B

accent

#E444D6

background

#F7F5FB

surface

#EEEAF6

border

#C9C6D0

text

#0A0511

muted

#7C7980

Preview Lab

Preview with #2F2597

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

Preview Lab → · Contrast checker → · Palette generator →