#2B4F90#2B4F90

#2B4F90 is a dark, moderate blue. Relative luminance 0.081; OKLCH L 43.6% C 0.115 H 261.2°. Best body text is #FFFFFF at 8.00:1 contrast (WCAG AA passes).

Color values

HEX	#2B4F90
RGB	rgb(43, 79, 144)
HSL	hsl(219, 54%, 37%)
HSV	hsv(219, 70%, 56%)
CMYK	cmyk(70.1%, 45.1%, 0%, 43.5%)
CIE-LAB	lab(34.23, 9.91, -39.79)
CIE-LCH	lch(34.23, 41.01, 283.98°)
OKLab	oklab(43.62% -0.0176 -0.1138)
OKLCH	oklch(43.62% 0.115 261.2)
XYZ	xyz(8.8245, 8.1183, 27.4821)
Luminance	0.0812 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B4F90 #906C2B

analogous

#2B8290 #2B4F90 #3A2B90

triadic

#2B4F90 #902B4F #4F902B

tetradic

#2B4F90 #902B82 #906C2B #2B903A

square

#2B4F90 #902B82 #906C2B #2B903A

split-complementary

#2B4F90 #903A2B #82902B

monochromatic

#0F1B32 #1D3561 #2B4F90 #3969BF #658BD1

Accessibility & contrast

On white

8.00

#2B4F90 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.62

#2B4F90 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B4F90

8.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B4F90	#FFFFFF	#000000	##FFFFFF
##2B4F90	1.00	8.00	2.62	8.00
#FFFFFF	8.00	1.00	21.00	1.00
#000000	2.62	21.00	1.00	21.00
##FFFFFF	8.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F5592

Deuteranopia (green-blind)

#1D4C8F

Tritanopia (blue-blind)

#005E68

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #2b4f90;
/* rgb */ color: rgb(43, 79, 144);
/* oklch */ color: oklch(43.6% 0.115 261.2);

Tailwind

colors: {
  custom: {
    50: '#717fb1',
    500: '#2b4f90',
    950: '#000000',
  },
}

SCSS

$custom: #2b4f90;
$custom-light: #717fb1;
$custom-dark: #000000;

JSON

{
  "hex": "#2b4f90",
  "rgb": {
    "r": 43,
    "g": 79,
    "b": 144
  },
  "hsl": {
    "h": 218.614,
    "s": 54.011,
    "l": 36.667
  },
  "oklch": {
    "l": 0.43616,
    "c": 0.11512,
    "h": 261.2
  },
  "luminance": 0.08119
}

Semantic roles & 50–950 ramp

primary

#2B4F90

secondary

#B79860

accent

#A94ADD

background

#F7F7FA

surface

#EDEEF5

border

#C8C9CF

text

#080A11

muted

#7B7C80

Preview Lab

Preview with #2B4F90

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

Preview Lab → · Contrast checker → · Palette generator →