#2F247B#2F247B

#2F247B is a dark, vivid blue. Relative luminance 0.033; OKLCH L 33.4% C 0.140 H 281.4°. Best body text is #FFFFFF at 12.66:1 contrast (WCAG AA passes).

Color values

HEX	#2F247B
RGB	rgb(47, 36, 123)
HSL	hsl(248, 55%, 31%)
HSV	hsv(248, 71%, 48%)
CMYK	cmyk(61.8%, 70.7%, 0%, 51.8%)
CIE-LAB	lab(21.19, 31.64, -47.81)
CIE-LCH	lch(21.19, 57.33, 303.49°)
OKLab	oklab(33.41% 0.0277 -0.1377)
OKLCH	oklch(33.41% 0.14 281.4)
XYZ	xyz(5.3772, 3.2958, 19.0878)
Luminance	0.0330 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F247B #707B24

analogous

#24447B #2F247B #5A247B

triadic

#2F247B #7B2F24 #247B2F

tetradic

#2F247B #7B2444 #707B24 #247B5A

square

#2F247B #7B2444 #707B24 #247B5A

split-complementary

#2F247B #7B5A24 #447B24

monochromatic

#0B081C #1D164C #2F247B #4132AA #5E4ECB

Accessibility & contrast

On white

12.66

#2F247B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.66

#2F247B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F247B

12.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F247B	#FFFFFF	#000000	##FFFFFF
##2F247B	1.00	12.66	1.66	12.66
#FFFFFF	12.66	1.00	21.00	1.00
#000000	1.66	21.00	1.00	21.00
##FFFFFF	12.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00367E

Deuteranopia (green-blind)

#003079

Tritanopia (blue-blind)

#003B4C

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #2f247b;
/* rgb */ color: rgb(47, 36, 123);
/* oklch */ color: oklch(33.4% 0.140 281.4);

Tailwind

colors: {
  custom: {
    50: '#7160a2',
    500: '#2f247b',
    950: '#000000',
  },
}

SCSS

$custom: #2f247b;
$custom-light: #7160a2;
$custom-dark: #000000;

JSON

{
  "hex": "#2f247b",
  "rgb": {
    "r": 47,
    "g": 36,
    "b": 123
  },
  "hsl": {
    "h": 247.586,
    "s": 54.717,
    "l": 31.176
  },
  "oklch": {
    "l": 0.33413,
    "c": 0.14046,
    "h": 281.4
  },
  "luminance": 0.03296
}

Semantic roles & 50–950 ramp

primary

#2F247B

secondary

#A1AD4D

accent

#DE4ACB

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#08050F

muted

#7B797F

Preview Lab

Preview with #2F247B

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

Preview Lab → · Contrast checker → · Palette generator →