#2149B2#2149B2

#2149B2 is a dark, vivid blue. Relative luminance 0.083; OKLCH L 44.6% C 0.173 H 264.4°. Best body text is #FFFFFF at 7.89:1 contrast (WCAG AA passes).

Color values

HEX	#2149B2
RGB	rgb(33, 73, 178)
HSL	hsl(223, 69%, 41%)
HSV	hsv(223, 81%, 70%)
CMYK	cmyk(81.5%, 59%, 0%, 30.2%)
CIE-LAB	lab(34.60, 25.86, -59.64)
CIE-LCH	lch(34.60, 65.00, 293.44°)
OKLab	oklab(44.57% -0.0168 -0.1724)
OKLCH	oklch(44.57% 0.173 264.4)
XYZ	xyz(11.0428, 8.3015, 43.1312)
Luminance	0.0830 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2149B2 #B28A21

analogous

#2192B2 #2149B2 #4221B2

triadic

#2149B2 #B22149 #49B221

tetradic

#2149B2 #B22192 #B28A21 #21B242

square

#2149B2 #B22192 #B28A21 #21B242

split-complementary

#2149B2 #B24221 #92B221

monochromatic

#0E1F4B #17347E #2149B2 #3663DA #6A8CE3

Accessibility & contrast

On white

7.89

#2149B2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.66

#2149B2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2149B2

7.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2149B2	#FFFFFF	#000000	##FFFFFF
##2149B2	1.00	7.89	2.66	7.89
#FFFFFF	7.89	1.00	21.00	1.00
#000000	2.66	21.00	1.00	21.00
##FFFFFF	7.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0058B6

Deuteranopia (green-blind)

#004BB0

Tritanopia (blue-blind)

#006476

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #2149b2;
/* rgb */ color: rgb(33, 73, 178);
/* oklch */ color: oklch(44.6% 0.173 264.4);

Tailwind

colors: {
  custom: {
    50: '#757bca',
    500: '#2149b2',
    950: '#000000',
  },
}

SCSS

$custom: #2149b2;
$custom-light: #757bca;
$custom-dark: #000000;

JSON

{
  "hex": "#2149b2",
  "rgb": {
    "r": 33,
    "g": 73,
    "b": 178
  },
  "hsl": {
    "h": 223.448,
    "s": 68.72,
    "l": 41.373
  },
  "oklch": {
    "l": 0.44573,
    "c": 0.1732,
    "h": 264.4
  },
  "luminance": 0.08303
}

Semantic roles & 50–950 ramp

primary

#2149B2

secondary

#C9AE66

accent

#BB3CEC

background

#F7F7FC

surface

#EEEDF8

border

#C9C8D1

text

#0A0913

muted

#7C7B82

Preview Lab

Preview with #2149B2

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

Preview Lab → · Contrast checker → · Palette generator →