#2F3A89#2F3A89

#2F3A89 is a dark, vivid blue. Relative luminance 0.054; OKLCH L 38.7% C 0.131 H 272.7°. Best body text is #FFFFFF at 10.06:1 contrast (WCAG AA passes).

Color values

HEX	#2F3A89
RGB	rgb(47, 58, 137)
HSL	hsl(233, 49%, 36%)
HSV	hsv(233, 66%, 54%)
CMYK	cmyk(65.7%, 57.7%, 0%, 46.3%)
CIE-LAB	lab(27.94, 22.15, -45.60)
CIE-LCH	lch(27.94, 50.70, 295.90°)
OKLab	oklab(38.74% 0.0062 -0.1311)
OKLCH	oklch(38.74% 0.131 272.7)
XYZ	xyz(7.1992, 5.4360, 24.3319)
Luminance	0.0544 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F3A89 #897E2F

analogous

#2F6789 #2F3A89 #512F89

triadic

#2F3A89 #892F3A #3A892F

tetradic

#2F3A89 #892F67 #897E2F #2F8951

square

#2F3A89 #892F67 #897E2F #2F8951

split-complementary

#2F3A89 #89512F #67892F

monochromatic

#10132E #1F275B #2F3A89 #3F4DB7 #6774CB

Accessibility & contrast

On white

10.06

#2F3A89 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.09

#2F3A89 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F3A89

10.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F3A89	#FFFFFF	#000000	##FFFFFF
##2F3A89	1.00	10.06	2.09	10.06
#FFFFFF	10.06	1.00	21.00	1.00
#000000	2.09	21.00	1.00	21.00
##FFFFFF	10.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00468C

Deuteranopia (green-blind)

#003E87

Tritanopia (blue-blind)

#004D5B

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #2f3a89;
/* rgb */ color: rgb(47, 58, 137);
/* oklch */ color: oklch(38.7% 0.131 272.7);

Tailwind

colors: {
  custom: {
    50: '#7270ac',
    500: '#2f3a89',
    950: '#000000',
  },
}

SCSS

$custom: #2f3a89;
$custom-light: #7270ac;
$custom-dark: #000000;

JSON

{
  "hex": "#2f3a89",
  "rgb": {
    "r": 47,
    "g": 58,
    "b": 137
  },
  "hsl": {
    "h": 232.667,
    "s": 48.913,
    "l": 36.078
  },
  "oklch": {
    "l": 0.38742,
    "c": 0.13124,
    "h": 272.7
  },
  "luminance": 0.05437
}

Semantic roles & 50–950 ramp

primary

#2F3A89

secondary

#B2A862

accent

#C84FD8

background

#F7F6FA

surface

#EDECF4

border

#C8C7CE

text

#090710

muted

#7B7A7F

Preview Lab

Preview with #2F3A89

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

Preview Lab → · Contrast checker → · Palette generator →