#2F4F89#2F4F89

#2F4F89 is a dark, moderate blue. Relative luminance 0.080; OKLCH L 43.3% C 0.103 H 261.3°. Best body text is #FFFFFF at 8.08:1 contrast (WCAG AA passes).

Color values

HEX	#2F4F89
RGB	rgb(47, 79, 137)
HSL	hsl(219, 49%, 36%)
HSV	hsv(219, 66%, 54%)
CMYK	cmyk(65.7%, 42.3%, 0%, 46.3%)
CIE-LAB	lab(33.99, 7.98, -35.89)
CIE-LCH	lch(33.99, 36.77, 282.53°)
OKLab	oklab(43.34% -0.0156 -0.1022)
OKLCH	oklch(43.34% 0.103 261.3)
XYZ	xyz(8.4820, 8.0017, 24.7595)
Luminance	0.0800 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F4F89 #89692F

analogous

#2F7C89 #2F4F89 #3C2F89

triadic

#2F4F89 #892F4F #4F892F

tetradic

#2F4F89 #892F7C #89692F #2F893C

square

#2F4F89 #892F7C #89692F #2F893C

split-complementary

#2F4F89 #893C2F #7C892F

monochromatic

#101A2E #1F355B #2F4F89 #3F69B7 #678BCB

Accessibility & contrast

On white

8.08

#2F4F89 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.60

#2F4F89 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F4F89

8.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F4F89	#FFFFFF	#000000	##FFFFFF
##2F4F89	1.00	8.08	2.60	8.08
#FFFFFF	8.08	1.00	21.00	1.00
#000000	2.60	21.00	1.00	21.00
##FFFFFF	8.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#35548B

Deuteranopia (green-blind)

#274C88

Tritanopia (blue-blind)

#005C65

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #2f4f89;
/* rgb */ color: rgb(47, 79, 137);
/* oklch */ color: oklch(43.3% 0.103 261.3);

Tailwind

colors: {
  custom: {
    50: '#717fac',
    500: '#2f4f89',
    950: '#000000',
  },
}

SCSS

$custom: #2f4f89;
$custom-light: #717fac;
$custom-dark: #000000;

JSON

{
  "hex": "#2f4f89",
  "rgb": {
    "r": 47,
    "g": 79,
    "b": 137
  },
  "hsl": {
    "h": 218.667,
    "s": 48.913,
    "l": 36.078
  },
  "oklch": {
    "l": 0.43342,
    "c": 0.10341,
    "h": 261.3
  },
  "luminance": 0.08002
}

Semantic roles & 50–950 ramp

primary

#2F4F89

secondary

#B29562

accent

#A84FD8

background

#F7F7FA

surface

#EDEEF4

border

#C8C9CE

text

#080A10

muted

#7B7C7F

Preview Lab

Preview with #2F4F89

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

Preview Lab → · Contrast checker → · Palette generator →