#2124AA#2124AA

#2124AA is a dark, highly saturated blue. Relative luminance 0.045; OKLCH L 37.5% C 0.204 H 270.2°. Best body text is #FFFFFF at 11.07:1 contrast (WCAG AA passes).

Color values

HEX	#2124AA
RGB	rgb(33, 36, 170)
HSL	hsl(239, 67%, 40%)
HSV	hsv(239, 81%, 67%)
CMYK	cmyk(80.6%, 78.8%, 0%, 33.3%)
CIE-LAB	lab(25.22, 46.03, -70.29)
CIE-LCH	lch(25.22, 84.02, 303.22°)
OKLab	oklab(37.51% 0.0008 -0.2035)
OKLCH	oklch(37.51% 0.204 270.2)
XYZ	xyz(8.5113, 4.4864, 38.4398)
Luminance	0.0449 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2124AA #AAA721

analogous

#2169AA #2124AA #6221AA

triadic

#2124AA #AA2124 #24AA21

tetradic

#2124AA #AA2169 #AAA721 #21AA62

square

#2124AA #AA2169 #AAA721 #21AA62

split-complementary

#2124AA #AA6221 #69AA21

monochromatic

#0D0E43 #171977 #2124AA #3135D7 #6467E1

Accessibility & contrast

On white

11.07

#2124AA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.90

#2124AA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2124AA

11.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2124AA	#FFFFFF	#000000	##FFFFFF
##2124AA	1.00	11.07	1.90	11.07
#FFFFFF	11.07	1.00	21.00	1.00
#000000	1.90	21.00	1.00	21.00
##FFFFFF	11.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0043AE

Deuteranopia (green-blind)

#0035A8

Tritanopia (blue-blind)

#004D67

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #2124aa;
/* rgb */ color: rgb(33, 36, 170);
/* oklch */ color: oklch(37.5% 0.204 270.2);

Tailwind

colors: {
  custom: {
    50: '#7761c5',
    500: '#2124aa',
    950: '#000000',
  },
}

SCSS

$custom: #2124aa;
$custom-light: #7761c5;
$custom-dark: #000000;

JSON

{
  "hex": "#2124aa",
  "rgb": {
    "r": 33,
    "g": 36,
    "b": 170
  },
  "hsl": {
    "h": 238.686,
    "s": 67.488,
    "l": 39.804
  },
  "oklch": {
    "l": 0.37507,
    "c": 0.20355,
    "h": 270.2
  },
  "luminance": 0.04487
}

Semantic roles & 50–950 ramp

primary

#2124AA

secondary

#C6C461

accent

#E73DEA

background

#F8F5FC

surface

#EFEAF8

border

#CAC6D1

text

#0A0513

muted

#7C7982

Preview Lab

Preview with #2124AA

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

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