#2F258B#2F258B

#2F258B is a dark, vivid blue. Relative luminance 0.038; OKLCH L 35.2% C 0.160 H 278.6°. Best body text is #FFFFFF at 11.94:1 contrast (WCAG AA passes).

Color values

HEX	#2F258B
RGB	rgb(47, 37, 139)
HSL	hsl(246, 58%, 35%)
HSV	hsv(246, 73%, 55%)
CMYK	cmyk(66.2%, 73.4%, 0%, 45.5%)
CIE-LAB	lab(22.97, 36.43, -54.97)
CIE-LCH	lch(22.97, 65.94, 303.53°)
OKLab	oklab(35.16% 0.024 -0.1587)
OKLCH	oklch(35.16% 0.16 278.6)
XYZ	xyz(6.4926, 3.7910, 24.8107)
Luminance	0.0379 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F258B #818B25

analogous

#254E8B #2F258B #62258B

triadic

#2F258B #8B2F25 #258B2F

tetradic

#2F258B #8B254E #818B25 #258B62

square

#2F258B #8B254E #818B25 #258B62

split-complementary

#2F258B #8B6225 #4E8B25

monochromatic

#0E0B2A #1F185B #2F258B #3F32BB #6458D3

Accessibility & contrast

On white

11.94

#2F258B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#2F258B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F258B

11.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F258B	#FFFFFF	#000000	##FFFFFF
##2F258B	1.00	11.94	1.76	11.94
#FFFFFF	11.94	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B8E

Deuteranopia (green-blind)

#003389

Tritanopia (blue-blind)

#004155

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #2f258b;
/* rgb */ color: rgb(47, 37, 139);
/* oklch */ color: oklch(35.2% 0.160 278.6);

Tailwind

colors: {
  custom: {
    50: '#7461ae',
    500: '#2f258b',
    950: '#000000',
  },
}

SCSS

$custom: #2f258b;
$custom-light: #7461ae;
$custom-dark: #000000;

JSON

{
  "hex": "#2f258b",
  "rgb": {
    "r": 47,
    "g": 37,
    "b": 139
  },
  "hsl": {
    "h": 245.882,
    "s": 57.955,
    "l": 34.51
  },
  "oklch": {
    "l": 0.3516,
    "c": 0.16047,
    "h": 278.6
  },
  "luminance": 0.03792
}

Semantic roles & 50–950 ramp

primary

#2F258B

secondary

#ADB755

accent

#E147D2

background

#F7F5FA

surface

#EEEAF4

border

#C9C6CE

text

#090510

muted

#7B797F

Preview Lab

Preview with #2F258B

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

Preview Lab → · Contrast checker → · Palette generator →