#2124A4#2124A4

#2124A4 is a dark, vivid blue. Relative luminance 0.043; OKLCH L 36.8% C 0.196 H 270.6°. Best body text is #FFFFFF at 11.33:1 contrast (WCAG AA passes).

Color values

HEX	#2124A4
RGB	rgb(33, 36, 164)
HSL	hsl(239, 66%, 39%)
HSV	hsv(239, 80%, 64%)
CMYK	cmyk(79.9%, 78%, 0%, 35.7%)
CIE-LAB	lab(24.53, 44.04, -67.80)
CIE-LCH	lch(24.53, 80.85, 303.00°)
OKLab	oklab(36.82% 0.0019 -0.1963)
OKLCH	oklch(36.82% 0.196 270.6)
XYZ	xyz(7.9566, 4.2645, 35.5186)
Luminance	0.0427 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2124A4 #A4A121

analogous

#2165A4 #2124A4 #5F21A4

triadic

#2124A4 #A42124 #24A421

tetradic

#2124A4 #A42165 #A4A121 #21A45F

square

#2124A4 #A42165 #A4A121 #21A45F

split-complementary

#2124A4 #A45F21 #65A421

monochromatic

#0C0E3E #171971 #2124A4 #2D31D5 #6063DF

Accessibility & contrast

On white

11.33

#2124A4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#2124A4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2124A4

11.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2124A4	#FFFFFF	#000000	##FFFFFF
##2124A4	1.00	11.33	1.85	11.33
#FFFFFF	11.33	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0041A8

Deuteranopia (green-blind)

#0034A2

Tritanopia (blue-blind)

#004B63

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #2124a4;
/* rgb */ color: rgb(33, 36, 164);
/* oklch */ color: oklch(36.8% 0.196 270.6);

Tailwind

colors: {
  custom: {
    50: '#7561c0',
    500: '#2124a4',
    950: '#000000',
  },
}

SCSS

$custom: #2124a4;
$custom-light: #7561c0;
$custom-dark: #000000;

JSON

{
  "hex": "#2124a4",
  "rgb": {
    "r": 33,
    "g": 36,
    "b": 164
  },
  "hsl": {
    "h": 238.626,
    "s": 66.497,
    "l": 38.627
  },
  "oklch": {
    "l": 0.36819,
    "c": 0.19636,
    "h": 270.6
  },
  "luminance": 0.04265
}

Semantic roles & 50–950 ramp

primary

#2124A4

secondary

#C4C25D

accent

#E53EE9

background

#F7F5FC

surface

#EEEAF8

border

#C9C6D1

text

#0A0512

muted

#7C7981

Preview Lab

Preview with #2124A4

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

Preview Lab → · Contrast checker → · Palette generator →