#2145AA#2145AA

#2145AA is a dark, vivid blue. Relative luminance 0.075; OKLCH L 43.1% C 0.167 H 265.0°. Best body text is #FFFFFF at 8.41:1 contrast (WCAG AA passes).

Color values

HEX	#2145AA
RGB	rgb(33, 69, 170)
HSL	hsl(224, 67%, 40%)
HSV	hsv(224, 81%, 67%)
CMYK	cmyk(80.6%, 59.4%, 0%, 33.3%)
CIE-LAB	lab(32.88, 25.43, -57.69)
CIE-LCH	lch(32.88, 63.05, 293.79°)
OKLab	oklab(43.08% -0.0145 -0.1667)
OKLCH	oklch(43.08% 0.167 265)
XYZ	xyz(10.0085, 7.4807, 38.9388)
Luminance	0.0748 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2145AA #AA8621

analogous

#2189AA #2145AA #4221AA

triadic

#2145AA #AA2145 #45AA21

tetradic

#2145AA #AA2189 #AA8621 #21AA42

square

#2145AA #AA2189 #AA8621 #21AA42

split-complementary

#2145AA #AA4221 #89AA21

monochromatic

#0D1B43 #173077 #2145AA #315DD7 #6485E1

Accessibility & contrast

On white

8.41

#2145AA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.50

#2145AA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2145AA

8.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2145AA	#FFFFFF	#000000	##FFFFFF
##2145AA	1.00	8.41	2.50	8.41
#FFFFFF	8.41	1.00	21.00	1.00
#000000	2.50	21.00	1.00	21.00
##FFFFFF	8.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054AD

Deuteranopia (green-blind)

#0047A8

Tritanopia (blue-blind)

#005F70

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #2145aa;
/* rgb */ color: rgb(33, 69, 170);
/* oklch */ color: oklch(43.1% 0.167 265.0);

Tailwind

colors: {
  custom: {
    50: '#7478c4',
    500: '#2145aa',
    950: '#000000',
  },
}

SCSS

$custom: #2145aa;
$custom-light: #7478c4;
$custom-dark: #000000;

JSON

{
  "hex": "#2145aa",
  "rgb": {
    "r": 33,
    "g": 69,
    "b": 170
  },
  "hsl": {
    "h": 224.234,
    "s": 67.488,
    "l": 39.804
  },
  "oklch": {
    "l": 0.43076,
    "c": 0.16737,
    "h": 265
  },
  "luminance": 0.07482
}

Semantic roles & 50–950 ramp

primary

#2145AA

secondary

#C6AC61

accent

#BD3DEA

background

#F7F7FC

surface

#EEEDF8

border

#C9C8D1

text

#0A0813

muted

#7C7B82

Preview Lab

Preview with #2145AA

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

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