#2120B3#2120B3

#2120B3 is a dark, highly saturated blue. Relative luminance 0.046; OKLCH L 38.1% C 0.217 H 270.0°. Best body text is #FFFFFF at 10.92:1 contrast (WCAG AA passes).

Color values

HEX	#2120B3
RGB	rgb(33, 32, 179)
HSL	hsl(240, 70%, 41%)
HSV	hsv(240, 82%, 70%)
CMYK	cmyk(81.6%, 82.1%, 0%, 29.8%)
CIE-LAB	lab(25.59, 50.94, -75.07)
CIE-LCH	lch(25.59, 90.72, 304.16°)
OKLab	oklab(38.08% -0.0001 -0.2173)
OKLCH	oklch(38.08% 0.217 270)
XYZ	xyz(9.2776, 4.6099, 43.0399)
Luminance	0.0461 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2120B3 #B2B320

analogous

#2069B3 #2120B3 #6B20B3

triadic

#2120B3 #B32120 #20B321

tetradic

#2120B3 #B32069 #B2B320 #20B36B

square

#2120B3 #B32069 #B2B320 #20B36B

split-complementary

#2120B3 #B36B20 #69B320

monochromatic

#0E0D4B #17177F #2120B3 #3635DB #6A69E4

Accessibility & contrast

On white

10.92

#2120B3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.92

#2120B3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2120B3

10.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2120B3	#FFFFFF	#000000	##FFFFFF
##2120B3	1.00	10.92	1.92	10.92
#FFFFFF	10.92	1.00	21.00	1.00
#000000	1.92	21.00	1.00	21.00
##FFFFFF	10.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0044B7

Deuteranopia (green-blind)

#0035B1

Tritanopia (blue-blind)

#004F6B

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #2120b3;
/* rgb */ color: rgb(33, 32, 179);
/* oklch */ color: oklch(38.1% 0.217 270.0);

Tailwind

colors: {
  custom: {
    50: '#7960cb',
    500: '#2120b3',
    950: '#000000',
  },
}

SCSS

$custom: #2120b3;
$custom-light: #7960cb;
$custom-dark: #000000;

JSON

{
  "hex": "#2120b3",
  "rgb": {
    "r": 33,
    "g": 32,
    "b": 179
  },
  "hsl": {
    "h": 240.408,
    "s": 69.668,
    "l": 41.373
  },
  "oklch": {
    "l": 0.38077,
    "c": 0.21733,
    "h": 270
  },
  "luminance": 0.04611
}

Semantic roles & 50–950 ramp

primary

#2120B3

secondary

#C9CA65

accent

#EC3BEB

background

#F8F5FC

surface

#EFEAF9

border

#CAC6D2

text

#0B0514

muted

#7C7982

Preview Lab

Preview with #2120B3

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

Preview Lab → · Contrast checker → · Palette generator →