#2F257D#2F257D

#2F257D is a dark, vivid blue. Relative luminance 0.034; OKLCH L 33.8% C 0.142 H 280.8°. Best body text is #FFFFFF at 12.49:1 contrast (WCAG AA passes).

Color values

HEX	#2F257D
RGB	rgb(47, 37, 125)
HSL	hsl(247, 54%, 32%)
HSV	hsv(247, 70%, 49%)
CMYK	cmyk(62.4%, 70.4%, 0%, 51%)
CIE-LAB	lab(21.61, 31.69, -48.40)
CIE-LCH	lch(21.61, 57.85, 303.22°)
OKLab	oklab(33.77% 0.0265 -0.1394)
OKLCH	oklch(33.77% 0.142 280.8)
XYZ	xyz(5.5344, 3.4077, 19.7642)
Luminance	0.0341 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F257D #737D25

analogous

#25477D #2F257D #5B257D

triadic

#2F257D #7D2F25 #257D2F

tetradic

#2F257D #7D2547 #737D25 #257D5B

square

#2F257D #7D2547 #737D25 #257D5B

split-complementary

#2F257D #7D5B25 #477D25

monochromatic

#0B091F #1D174E #2F257D #4133AC #5F51CB

Accessibility & contrast

On white

12.49

#2F257D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.68

#2F257D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F257D

12.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F257D	#FFFFFF	#000000	##FFFFFF
##2F257D	1.00	12.49	1.68	12.49
#FFFFFF	12.49	1.00	21.00	1.00
#000000	1.68	21.00	1.00	21.00
##FFFFFF	12.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003780

Deuteranopia (green-blind)

#00307B

Tritanopia (blue-blind)

#003C4E

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #2f257d;
/* rgb */ color: rgb(47, 37, 125);
/* oklch */ color: oklch(33.8% 0.142 280.8);

Tailwind

colors: {
  custom: {
    50: '#7160a3',
    500: '#2f257d',
    950: '#000000',
  },
}

SCSS

$custom: #2f257d;
$custom-light: #7160a3;
$custom-dark: #000000;

JSON

{
  "hex": "#2f257d",
  "rgb": {
    "r": 47,
    "g": 37,
    "b": 125
  },
  "hsl": {
    "h": 246.818,
    "s": 54.321,
    "l": 31.765
  },
  "oklch": {
    "l": 0.33771,
    "c": 0.14192,
    "h": 280.8
  },
  "luminance": 0.03408
}

Semantic roles & 50–950 ramp

primary

#2F257D

secondary

#A4AF4F

accent

#DE4ACD

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#08050F

muted

#7B797F

Preview Lab

Preview with #2F257D

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

Preview Lab → · Contrast checker → · Palette generator →