#201F9B#201F9B

#201F9B is a dark, vivid blue. Relative luminance 0.037; OKLCH L 35.1% C 0.190 H 271.3°. Best body text is #FFFFFF at 12.13:1 contrast (WCAG AA passes).

Color values

HEX	#201F9B
RGB	rgb(32, 31, 155)
HSL	hsl(240, 67%, 36%)
HSV	hsv(240, 80%, 61%)
CMYK	cmyk(79.4%, 80%, 0%, 39.2%)
CIE-LAB	lab(22.49, 43.68, -65.69)
CIE-LCH	lch(22.49, 78.89, 303.62°)
OKLab	oklab(35.07% 0.0042 -0.1902)
OKLCH	oklch(35.07% 0.19 271.3)
XYZ	xyz(7.0000, 3.6528, 31.3401)
Luminance	0.0365 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#201F9B #9A9B1F

analogous

#1F5C9B #201F9B #5E1F9B

triadic

#201F9B #9B201F #1F9B20

tetradic

#201F9B #9B1F5C #9A9B1F #1F9B5E

square

#201F9B #9B1F5C #9A9B1F #1F9B5E

split-complementary

#201F9B #9B5E1F #5C9B1F

monochromatic

#0B0B35 #151568 #201F9B #2B29CE #5857DD

Accessibility & contrast

On white

12.13

#201F9B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.73

#201F9B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #201F9B

12.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##201F9B	#FFFFFF	#000000	##FFFFFF
##201F9B	1.00	12.13	1.73	12.13
#FFFFFF	12.13	1.00	21.00	1.00
#000000	1.73	21.00	1.00	21.00
##FFFFFF	12.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C9E

Deuteranopia (green-blind)

#002F99

Tritanopia (blue-blind)

#00455D

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #201f9b;
/* rgb */ color: rgb(32, 31, 155);
/* oklch */ color: oklch(35.1% 0.190 271.3);

Tailwind

colors: {
  custom: {
    50: '#735dba',
    500: '#201f9b',
    950: '#000000',
  },
}

SCSS

$custom: #201f9b;
$custom-light: #735dba;
$custom-dark: #000000;

JSON

{
  "hex": "#201f9b",
  "rgb": {
    "r": 32,
    "g": 31,
    "b": 155
  },
  "hsl": {
    "h": 240.484,
    "s": 66.667,
    "l": 36.471
  },
  "oklch": {
    "l": 0.35068,
    "c": 0.19023,
    "h": 271.3
  },
  "luminance": 0.03654
}

Semantic roles & 50–950 ramp

primary

#201F9B

secondary

#C0C155

accent

#EA3EE8

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#0A0412

muted

#7C7981

Preview Lab

Preview with #201F9B

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

Preview Lab → · Contrast checker → · Palette generator →