#2B508F#2B508F

#2B508F is a dark, moderate blue. Relative luminance 0.082; OKLCH L 43.8% C 0.112 H 260.3°. Best body text is #FFFFFF at 7.93:1 contrast (WCAG AA passes).

Color values

HEX	#2B508F
RGB	rgb(43, 80, 143)
HSL	hsl(218, 54%, 36%)
HSV	hsv(218, 70%, 56%)
CMYK	cmyk(69.9%, 44.1%, 0%, 43.9%)
CIE-LAB	lab(34.46, 8.86, -38.81)
CIE-LCH	lch(34.46, 39.81, 282.86°)
OKLab	oklab(43.78% -0.0189 -0.1108)
OKLCH	oklch(43.78% 0.112 260.3)
XYZ	xyz(8.8211, 8.2332, 27.1056)
Luminance	0.0823 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B508F #8F6A2B

analogous

#2B828F #2B508F #382B8F

triadic

#2B508F #8F2B50 #508F2B

tetradic

#2B508F #8F2B82 #8F6A2B #2B8F38

square

#2B508F #8F2B82 #8F6A2B #2B8F38

split-complementary

#2B508F #8F382B #828F2B

monochromatic

#0F1B31 #1D3660 #2B508F #396ABE #648CD0

Accessibility & contrast

On white

7.93

#2B508F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.65

#2B508F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B508F

7.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B508F	#FFFFFF	#000000	##FFFFFF
##2B508F	1.00	7.93	2.65	7.93
#FFFFFF	7.93	1.00	21.00	1.00
#000000	2.65	21.00	1.00	21.00
##FFFFFF	7.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#325691

Deuteranopia (green-blind)

#214D8E

Tritanopia (blue-blind)

#005F68

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #2b508f;
/* rgb */ color: rgb(43, 80, 143);
/* oklch */ color: oklch(43.8% 0.112 260.3);

Tailwind

colors: {
  custom: {
    50: '#7080b0',
    500: '#2b508f',
    950: '#000000',
  },
}

SCSS

$custom: #2b508f;
$custom-light: #7080b0;
$custom-dark: #000000;

JSON

{
  "hex": "#2b508f",
  "rgb": {
    "r": 43,
    "g": 80,
    "b": 143
  },
  "hsl": {
    "h": 217.8,
    "s": 53.763,
    "l": 36.471
  },
  "oklch": {
    "l": 0.43778,
    "c": 0.11244,
    "h": 260.3
  },
  "luminance": 0.08234
}

Semantic roles & 50–950 ramp

primary

#2B508F

secondary

#B7965F

accent

#A74BDD

background

#F7F7FA

surface

#EDEEF5

border

#C8C9CF

text

#080A10

muted

#7B7C7F

Preview Lab

Preview with #2B508F

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

Preview Lab → · Contrast checker → · Palette generator →