#2B447F#2B447F

#2B447F is a dark, moderate blue. Relative luminance 0.062; OKLCH L 39.9% C 0.104 H 264.8°. Best body text is #FFFFFF at 9.39:1 contrast (WCAG AA passes).

Color values

HEX	#2B447F
RGB	rgb(43, 68, 127)
HSL	hsl(222, 49%, 33%)
HSV	hsv(222, 66%, 50%)
CMYK	cmyk(66.1%, 46.5%, 0%, 50.2%)
CIE-LAB	lab(29.86, 10.83, -36.31)
CIE-LCH	lch(29.86, 37.89, 286.61°)
OKLab	oklab(39.91% -0.0094 -0.1037)
OKLCH	oklch(39.91% 0.104 264.8)
XYZ	xyz(6.8928, 6.1795, 20.9041)
Luminance	0.0618 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B447F #7F662B

analogous

#2B6E7F #2B447F #3C2B7F

triadic

#2B447F #7F2B44 #447F2B

tetradic

#2B447F #7F2B6E #7F662B #2B7F3C

square

#2B447F #7F2B6E #7F662B #2B7F3C

split-complementary

#2B447F #7F3C2B #6E7F2B

monochromatic

#0C1324 #1C2C51 #2B447F #3A5CAD #5C7CC8

Accessibility & contrast

On white

9.39

#2B447F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.24

#2B447F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B447F

9.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B447F	#FFFFFF	#000000	##FFFFFF
##2B447F	1.00	9.39	2.24	9.39
#FFFFFF	9.39	1.00	21.00	1.00
#000000	2.24	21.00	1.00	21.00
##FFFFFF	9.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#284A81

Deuteranopia (green-blind)

#1A437E

Tritanopia (blue-blind)

#00515B

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #2b447f;
/* rgb */ color: rgb(43, 68, 127);
/* oklch */ color: oklch(39.9% 0.104 264.8);

Tailwind

colors: {
  custom: {
    50: '#6e77a4',
    500: '#2b447f',
    950: '#000000',
  },
}

SCSS

$custom: #2b447f;
$custom-light: #6e77a4;
$custom-dark: #000000;

JSON

{
  "hex": "#2b447f",
  "rgb": {
    "r": 43,
    "g": 68,
    "b": 127
  },
  "hsl": {
    "h": 222.143,
    "s": 49.412,
    "l": 33.333
  },
  "oklch": {
    "l": 0.39907,
    "c": 0.10412,
    "h": 264.8
  },
  "luminance": 0.0618
}

Semantic roles & 50–950 ramp

primary

#2B447F

secondary

#AE9458

accent

#B04FD9

background

#F6F7FA

surface

#ECEDF4

border

#C7C8CE

text

#08080F

muted

#7B7B7F

Preview Lab

Preview with #2B447F

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

Preview Lab → · Contrast checker → · Palette generator →