#2040B1#2040B1

#2040B1 is a dark, vivid blue. Relative luminance 0.071; OKLCH L 42.7% C 0.183 H 266.1°. Best body text is #FFFFFF at 8.64:1 contrast (WCAG AA passes).

Color values

HEX	#2040B1
RGB	rgb(32, 64, 177)
HSL	hsl(227, 69%, 41%)
HSV	hsv(227, 82%, 69%)
CMYK	cmyk(81.9%, 63.8%, 0%, 30.6%)
CIE-LAB	lab(32.14, 31.36, -63.07)
CIE-LCH	lch(32.14, 70.44, 296.44°)
OKLab	oklab(42.7% -0.0123 -0.1826)
OKLCH	oklch(42.7% 0.183 266.1)
XYZ	xyz(10.3621, 7.1470, 42.4198)
Luminance	0.0715 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2040B1 #B19120

analogous

#2088B1 #2040B1 #4920B1

triadic

#2040B1 #B12040 #40B120

tetradic

#2040B1 #B12088 #B19120 #20B149

square

#2040B1 #B12088 #B19120 #20B149

split-complementary

#2040B1 #B14920 #88B120

monochromatic

#0D1B49 #172D7D #2040B1 #3459DA #6883E4

Accessibility & contrast

On white

8.64

#2040B1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.43

#2040B1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2040B1

8.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2040B1	#FFFFFF	#000000	##FFFFFF
##2040B1	1.00	8.64	2.43	8.64
#FFFFFF	8.64	1.00	21.00	1.00
#000000	2.43	21.00	1.00	21.00
##FFFFFF	8.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053B5

Deuteranopia (green-blind)

#0045AF

Tritanopia (blue-blind)

#005E72

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #2040b1;
/* rgb */ color: rgb(32, 64, 177);
/* oklch */ color: oklch(42.7% 0.183 266.1);

Tailwind

colors: {
  custom: {
    50: '#7674c9',
    500: '#2040b1',
    950: '#000000',
  },
}

SCSS

$custom: #2040b1;
$custom-light: #7674c9;
$custom-dark: #000000;

JSON

{
  "hex": "#2040b1",
  "rgb": {
    "r": 32,
    "g": 64,
    "b": 177
  },
  "hsl": {
    "h": 226.759,
    "s": 69.378,
    "l": 40.98
  },
  "oklch": {
    "l": 0.42703,
    "c": 0.18301,
    "h": 266.1
  },
  "luminance": 0.07148
}

Semantic roles & 50–950 ramp

primary

#2040B1

secondary

#C9B364

accent

#C53CEC

background

#F7F7FC

surface

#EEEDF8

border

#C9C8D1

text

#0A0813

muted

#7C7B82

Preview Lab

Preview with #2040B1

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

Preview Lab → · Contrast checker → · Palette generator →