#2149B1#2149B1

#2149B1 is a dark, vivid blue. Relative luminance 0.083; OKLCH L 44.5% C 0.172 H 264.4°. Best body text is #FFFFFF at 7.92:1 contrast (WCAG AA passes).

Color values

HEX	#2149B1
RGB	rgb(33, 73, 177)
HSL	hsl(223, 69%, 41%)
HSV	hsv(223, 81%, 69%)
CMYK	cmyk(81.4%, 58.8%, 0%, 30.6%)
CIE-LAB	lab(34.52, 25.47, -59.18)
CIE-LCH	lch(34.52, 64.43, 293.29°)
OKLab	oklab(44.49% -0.0168 -0.171)
OKLCH	oklch(44.49% 0.172 264.4)
XYZ	xyz(10.9427, 8.2614, 42.6043)
Luminance	0.0826 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2149B1 #B18921

analogous

#2191B1 #2149B1 #4121B1

triadic

#2149B1 #B12149 #49B121

tetradic

#2149B1 #B12191 #B18921 #21B141

square

#2149B1 #B12191 #B18921 #21B141

split-complementary

#2149B1 #B14121 #91B121

monochromatic

#0E1E4A #17347D #2149B1 #3663D9 #698BE3

Accessibility & contrast

On white

7.92

#2149B1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.65

#2149B1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2149B1

7.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2149B1	#FFFFFF	#000000	##FFFFFF
##2149B1	1.00	7.92	2.65	7.92
#FFFFFF	7.92	1.00	21.00	1.00
#000000	2.65	21.00	1.00	21.00
##FFFFFF	7.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0058B5

Deuteranopia (green-blind)

#004BAF

Tritanopia (blue-blind)

#006376

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #2149b1;
/* rgb */ color: rgb(33, 73, 177);
/* oklch */ color: oklch(44.5% 0.172 264.4);

Tailwind

colors: {
  custom: {
    50: '#757bc9',
    500: '#2149b1',
    950: '#000000',
  },
}

SCSS

$custom: #2149b1;
$custom-light: #757bc9;
$custom-dark: #000000;

JSON

{
  "hex": "#2149b1",
  "rgb": {
    "r": 33,
    "g": 73,
    "b": 177
  },
  "hsl": {
    "h": 223.333,
    "s": 68.571,
    "l": 41.176
  },
  "oklch": {
    "l": 0.44486,
    "c": 0.17186,
    "h": 264.4
  },
  "luminance": 0.08263
}

Semantic roles & 50–950 ramp

primary

#2149B1

secondary

#C9AD65

accent

#BB3CEB

background

#F7F7FC

surface

#EEEDF8

border

#C9C8D1

text

#0A0913

muted

#7C7B82

Preview Lab

Preview with #2149B1

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

Preview Lab → · Contrast checker → · Palette generator →