#2F30AE#2F30AE

#2F30AE is a dark, vivid blue. Relative luminance 0.058; OKLCH L 40.4% C 0.193 H 273.2°. Best body text is #FFFFFF at 9.75:1 contrast (WCAG AA passes).

Color values

HEX	#2F30AE
RGB	rgb(47, 48, 174)
HSL	hsl(240, 57%, 43%)
HSV	hsv(240, 73%, 68%)
CMYK	cmyk(73%, 72.4%, 0%, 31.8%)
CIE-LAB	lab(28.83, 41.74, -66.69)
CIE-LCH	lch(28.83, 78.68, 302.04°)
OKLab	oklab(40.41% 0.0109 -0.1929)
OKLCH	oklch(40.41% 0.193 273.2)
XYZ	xyz(9.8667, 5.7732, 40.6306)
Luminance	0.0577 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F30AE #AEAD2F

analogous

#2F6FAE #2F30AE #6E2FAE

triadic

#2F30AE #AE2F30 #30AE2F

tetradic

#2F30AE #AE2F6F #AEAD2F #2FAE6E

square

#2F30AE #AE2F6F #AEAD2F #2FAE6E

split-complementary

#2F30AE #AE6E2F #6FAE2F

monochromatic

#15154E #22237E #2F30AE #4C4DCF #7C7DDC

Accessibility & contrast

On white

9.75

#2F30AE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.15

#2F30AE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F30AE

9.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F30AE	#FFFFFF	#000000	##FFFFFF
##2F30AE	1.00	9.75	2.15	9.75
#FFFFFF	9.75	1.00	21.00	1.00
#000000	2.15	21.00	1.00	21.00
##FFFFFF	9.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004AB2

Deuteranopia (green-blind)

#003EAC

Tritanopia (blue-blind)

#00546C

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #2f30ae;
/* rgb */ color: rgb(47, 48, 174);
/* oklch */ color: oklch(40.4% 0.193 273.2);

Tailwind

colors: {
  custom: {
    50: '#7b69c7',
    500: '#2f30ae',
    950: '#000000',
  },
}

SCSS

$custom: #2f30ae;
$custom-light: #7b69c7;
$custom-dark: #000000;

JSON

{
  "hex": "#2f30ae",
  "rgb": {
    "r": 47,
    "g": 48,
    "b": 174
  },
  "hsl": {
    "h": 239.528,
    "s": 57.466,
    "l": 43.333
  },
  "oklch": {
    "l": 0.40408,
    "c": 0.19322,
    "h": 273.2
  },
  "luminance": 0.05774
}

Semantic roles & 50–950 ramp

primary

#2F30AE

secondary

#C4C375

accent

#E047E1

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0613

muted

#7C7A82

Preview Lab

Preview with #2F30AE

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

Preview Lab → · Contrast checker → · Palette generator →