#2B4072#2B4072

#2B4072 is a dark, moderate blue. Relative luminance 0.054; OKLCH L 38.1% C 0.090 H 265.2°. Best body text is #FFFFFF at 10.10:1 contrast (WCAG AA passes).

Color values

HEX	#2B4072
RGB	rgb(43, 64, 114)
HSL	hsl(222, 45%, 31%)
HSV	hsv(222, 62%, 45%)
CMYK	cmyk(62.3%, 43.9%, 0%, 55.3%)
CIE-LAB	lab(27.83, 8.66, -31.38)
CIE-LCH	lch(27.83, 32.55, 285.44°)
OKLab	oklab(38.08% -0.0074 -0.0893)
OKLCH	oklch(38.08% 0.09 265.2)
XYZ	xyz(5.8659, 5.3948, 16.6485)
Luminance	0.0539 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B4072 #725D2B

analogous

#2B6372 #2B4072 #392B72

triadic

#2B4072 #722B40 #40722B

tetradic

#2B4072 #722B63 #725D2B #2B7239

square

#2B4072 #722B63 #725D2B #2B7239

split-complementary

#2B4072 #72392B #63722B

monochromatic

#090E19 #1A2746 #2B4072 #3C599E #5876C0

Accessibility & contrast

On white

10.10

#2B4072 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.08

#2B4072 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B4072

10.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B4072	#FFFFFF	#000000	##FFFFFF
##2B4072	1.00	10.10	2.08	10.10
#FFFFFF	10.10	1.00	21.00	1.00
#000000	2.08	21.00	1.00	21.00
##FFFFFF	10.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A4574

Deuteranopia (green-blind)

#203F71

Tritanopia (blue-blind)

#004B53

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #2b4072;
/* rgb */ color: rgb(43, 64, 114);
/* oklch */ color: oklch(38.1% 0.090 265.2);

Tailwind

colors: {
  custom: {
    50: '#6b749b',
    500: '#2b4072',
    950: '#000000',
  },
}

SCSS

$custom: #2b4072;
$custom-light: #6b749b;
$custom-dark: #000000;

JSON

{
  "hex": "#2b4072",
  "rgb": {
    "r": 43,
    "g": 64,
    "b": 114
  },
  "hsl": {
    "h": 222.254,
    "s": 45.223,
    "l": 30.784
  },
  "oklch": {
    "l": 0.3808,
    "c": 0.08958,
    "h": 265.2
  },
  "luminance": 0.05395
}

Semantic roles & 50–950 ramp

primary

#2B4072

secondary

#A48C55

accent

#AE53D5

background

#F6F7F9

surface

#ECEDF2

border

#C7C8CC

text

#07080E

muted

#7A7B7E

Preview Lab

Preview with #2B4072

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

Preview Lab → · Contrast checker → · Palette generator →