#2F3173#2F3173

#2F3173 is a dark, moderate blue. Relative luminance 0.040; OKLCH L 35.1% C 0.111 H 277.7°. Best body text is #FFFFFF at 11.62:1 contrast (WCAG AA passes).

Color values

HEX	#2F3173
RGB	rgb(47, 49, 115)
HSL	hsl(238, 42%, 32%)
HSV	hsv(238, 59%, 45%)
CMYK	cmyk(59.1%, 57.4%, 0%, 54.9%)
CIE-LAB	lab(23.80, 20.25, -38.47)
CIE-LCH	lch(23.80, 43.47, 297.76°)
OKLab	oklab(35.11% 0.0149 -0.1102)
OKLCH	oklch(35.11% 0.111 277.7)
XYZ	xyz(5.3641, 4.0384, 16.7132)
Luminance	0.0404 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F3173 #73712F

analogous

#2F5373 #2F3173 #4F2F73

triadic

#2F3173 #732F31 #31732F

tetradic

#2F3173 #732F53 #73712F #2F734F

square

#2F3173 #732F53 #73712F #2F734F

split-complementary

#2F3173 #734F2F #53732F

monochromatic

#0B0C1C #1D1E48 #2F3173 #41449E #5F62BE

Accessibility & contrast

On white

11.62

#2F3173 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#2F3173 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F3173

11.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F3173	#FFFFFF	#000000	##FFFFFF
##2F3173	1.00	11.62	1.81	11.62
#FFFFFF	11.62	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#053B75

Deuteranopia (green-blind)

#003672

Tritanopia (blue-blind)

#09404D

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #2f3173;
/* rgb */ color: rgb(47, 49, 115);
/* oklch */ color: oklch(35.1% 0.111 277.7);

Tailwind

colors: {
  custom: {
    50: '#6e699c',
    500: '#2f3173',
    950: '#000000',
  },
}

SCSS

$custom: #2f3173;
$custom-light: #6e699c;
$custom-dark: #000000;

JSON

{
  "hex": "#2f3173",
  "rgb": {
    "r": 47,
    "g": 49,
    "b": 115
  },
  "hsl": {
    "h": 238.235,
    "s": 41.975,
    "l": 31.765
  },
  "oklch": {
    "l": 0.35113,
    "c": 0.11119,
    "h": 277.7
  },
  "luminance": 0.04039
}

Semantic roles & 50–950 ramp

primary

#2F3173

secondary

#A4A25A

accent

#CE56D2

background

#F6F6F9

surface

#ECEBF2

border

#C7C6CC

text

#08060E

muted

#7B7A7E

Preview Lab

Preview with #2F3173

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

Preview Lab → · Contrast checker → · Palette generator →