#2F257E#2F257E

#2F257E is a dark, vivid blue. Relative luminance 0.034; OKLCH L 33.9% C 0.143 H 280.6°. Best body text is #FFFFFF at 12.45:1 contrast (WCAG AA passes).

Color values

HEX	#2F257E
RGB	rgb(47, 37, 126)
HSL	hsl(247, 55%, 32%)
HSV	hsv(247, 71%, 49%)
CMYK	cmyk(62.7%, 70.6%, 0%, 50.6%)
CIE-LAB	lab(21.70, 32.03, -48.88)
CIE-LCH	lch(21.70, 58.44, 303.24°)
OKLab	oklab(33.87% 0.0263 -0.1408)
OKLCH	oklch(33.87% 0.143 280.6)
XYZ	xyz(5.5986, 3.4334, 20.1023)
Luminance	0.0343 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F257E #747E25

analogous

#25477E #2F257E #5C257E

triadic

#2F257E #7E2F25 #257E2F

tetradic

#2F257E #7E2547 #747E25 #257E5C

square

#2F257E #7E2547 #747E25 #257E5C

split-complementary

#2F257E #7E5C25 #477E25

monochromatic

#0C091F #1D174F #2F257E #4133AD #5F51CC

Accessibility & contrast

On white

12.45

#2F257E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#2F257E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F257E

12.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F257E	#FFFFFF	#000000	##FFFFFF
##2F257E	1.00	12.45	1.69	12.45
#FFFFFF	12.45	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003781

Deuteranopia (green-blind)

#00317C

Tritanopia (blue-blind)

#003C4E

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #2f257e;
/* rgb */ color: rgb(47, 37, 126);
/* oklch */ color: oklch(33.9% 0.143 280.6);

Tailwind

colors: {
  custom: {
    50: '#7260a4',
    500: '#2f257e',
    950: '#000000',
  },
}

SCSS

$custom: #2f257e;
$custom-light: #7260a4;
$custom-dark: #000000;

JSON

{
  "hex": "#2f257e",
  "rgb": {
    "r": 47,
    "g": 37,
    "b": 126
  },
  "hsl": {
    "h": 246.742,
    "s": 54.601,
    "l": 31.961
  },
  "oklch": {
    "l": 0.33867,
    "c": 0.14328,
    "h": 280.6
  },
  "luminance": 0.03434
}

Semantic roles & 50–950 ramp

primary

#2F257E

secondary

#A5B04F

accent

#DE4ACD

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#09050F

muted

#7B797F

Preview Lab

Preview with #2F257E

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

Preview Lab → · Contrast checker → · Palette generator →