#2F3B97#2F3B97

#2F3B97 is a dark, vivid blue. Relative luminance 0.060; OKLCH L 40.1% C 0.150 H 272.1°. Best body text is #FFFFFF at 9.57:1 contrast (WCAG AA passes).

Color values

HEX	#2F3B97
RGB	rgb(47, 59, 151)
HSL	hsl(233, 53%, 39%)
HSV	hsv(233, 69%, 59%)
CMYK	cmyk(68.9%, 60.9%, 0%, 40.8%)
CIE-LAB	lab(29.33, 26.64, -51.97)
CIE-LCH	lch(29.33, 58.40, 297.14°)
OKLab	oklab(40.12% 0.0055 -0.1498)
OKLCH	oklch(40.12% 0.15 272.1)
XYZ	xyz(8.3203, 5.9659, 29.9852)
Luminance	0.0597 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F3B97 #978B2F

analogous

#2F6F97 #2F3B97 #572F97

triadic

#2F3B97 #972F3B #3B972F

tetradic

#2F3B97 #972F6F #978B2F #2F9757

square

#2F3B97 #972F6F #978B2F #2F9757

split-complementary

#2F3B97 #97572F #6F972F

monochromatic

#12173A #202968 #2F3B97 #404FC3 #6E7AD2

Accessibility & contrast

On white

9.57

#2F3B97 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.19

#2F3B97 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F3B97

9.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F3B97	#FFFFFF	#000000	##FFFFFF
##2F3B97	1.00	9.57	2.19	9.57
#FFFFFF	9.57	1.00	21.00	1.00
#000000	2.19	21.00	1.00	21.00
##FFFFFF	9.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004A9A

Deuteranopia (green-blind)

#004095

Tritanopia (blue-blind)

#005263

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #2f3b97;
/* rgb */ color: rgb(47, 59, 151);
/* oklch */ color: oklch(40.1% 0.150 272.1);

Tailwind

colors: {
  custom: {
    50: '#7570b6',
    500: '#2f3b97',
    950: '#000000',
  },
}

SCSS

$custom: #2f3b97;
$custom-light: #7570b6;
$custom-dark: #000000;

JSON

{
  "hex": "#2f3b97",
  "rgb": {
    "r": 47,
    "g": 59,
    "b": 151
  },
  "hsl": {
    "h": 233.077,
    "s": 52.525,
    "l": 38.824
  },
  "oklch": {
    "l": 0.40123,
    "c": 0.14989,
    "h": 272.1
  },
  "luminance": 0.05967
}

Semantic roles & 50–950 ramp

primary

#2F3B97

secondary

#B9B068

accent

#CB4CDC

background

#F7F6FB

surface

#EEECF6

border

#C9C7D0

text

#090711

muted

#7B7A80

Preview Lab

Preview with #2F3B97

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

Preview Lab → · Contrast checker → · Palette generator →