#2140A8#2140A8

#2140A8 is a dark, vivid blue. Relative luminance 0.068; OKLCH L 41.9% C 0.171 H 266.1°. Best body text is #FFFFFF at 8.89:1 contrast (WCAG AA passes).

Color values

HEX	#2140A8
RGB	rgb(33, 64, 168)
HSL	hsl(226, 67%, 39%)
HSV	hsv(226, 80%, 66%)
CMYK	cmyk(80.4%, 61.9%, 0%, 34.1%)
CIE-LAB	lab(31.38, 28.01, -58.93)
CIE-LCH	lch(31.38, 65.25, 295.42°)
OKLab	oklab(41.91% -0.0115 -0.1704)
OKLCH	oklch(41.91% 0.171 266.1)
XYZ	xyz(9.5260, 6.8162, 37.8518)
Luminance	0.0682 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2140A8 #A88921

analogous

#2184A8 #2140A8 #4521A8

triadic

#2140A8 #A82140 #40A821

tetradic

#2140A8 #A82184 #A88921 #21A845

square

#2140A8 #A82184 #A88921 #21A845

split-complementary

#2140A8 #A84521 #84A821

monochromatic

#0D1942 #172D75 #2140A8 #3056D6 #6380E0

Accessibility & contrast

On white

8.89

#2140A8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.36

#2140A8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2140A8

8.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2140A8	#FFFFFF	#000000	##FFFFFF
##2140A8	1.00	8.89	2.36	8.89
#FFFFFF	8.89	1.00	21.00	1.00
#000000	2.36	21.00	1.00	21.00
##FFFFFF	8.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050AB

Deuteranopia (green-blind)

#0044A6

Tritanopia (blue-blind)

#005B6E

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #2140a8;
/* rgb */ color: rgb(33, 64, 168);
/* oklch */ color: oklch(41.9% 0.171 266.1);

Tailwind

colors: {
  custom: {
    50: '#7474c3',
    500: '#2140a8',
    950: '#000000',
  },
}

SCSS

$custom: #2140a8;
$custom-light: #7474c3;
$custom-dark: #000000;

JSON

{
  "hex": "#2140a8",
  "rgb": {
    "r": 33,
    "g": 64,
    "b": 168
  },
  "hsl": {
    "h": 226.222,
    "s": 67.164,
    "l": 39.412
  },
  "oklch": {
    "l": 0.41911,
    "c": 0.17084,
    "h": 266.1
  },
  "luminance": 0.06817
}

Semantic roles & 50–950 ramp

primary

#2140A8

secondary

#C5AE5F

accent

#C23EEA

background

#F7F7FC

surface

#EEEDF8

border

#C9C8D1

text

#0A0813

muted

#7C7B82

Preview Lab

Preview with #2140A8

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

Preview Lab → · Contrast checker → · Palette generator →