#241B9F#241B9F

#241B9F is a dark, vivid blue. Relative luminance 0.037; OKLCH L 35.3% C 0.197 H 272.7°. Best body text is #FFFFFF at 12.12:1 contrast (WCAG AA passes).

Color values

HEX	#241B9F
RGB	rgb(36, 27, 159)
HSL	hsl(244, 71%, 36%)
HSV	hsv(244, 83%, 62%)
CMYK	cmyk(77.4%, 83%, 0%, 37.6%)
CIE-LAB	lab(22.52, 47.24, -68.08)
CIE-LCH	lch(22.52, 82.87, 304.75°)
OKLab	oklab(35.29% 0.0093 -0.197)
OKLCH	oklch(35.29% 0.197 272.7)
XYZ	xyz(7.3754, 3.6613, 33.1122)
Luminance	0.0366 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#241B9F #969F1B

analogous

#1B549F #241B9F #661B9F

triadic

#241B9F #9F241B #1B9F24

tetradic

#241B9F #9F1B54 #969F1B #1B9F66

square

#241B9F #9F1B54 #969F1B #1B9F66

split-complementary

#241B9F #9F661B #549F1B

monochromatic

#0C0936 #18126B #241B9F #3024D3 #5C53E2

Accessibility & contrast

On white

12.12

#241B9F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.73

#241B9F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #241B9F

12.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##241B9F	#FFFFFF	#000000	##FFFFFF
##241B9F	1.00	12.12	1.73	12.12
#FFFFFF	12.12	1.00	21.00	1.00
#000000	1.73	21.00	1.00	21.00
##FFFFFF	12.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003CA3

Deuteranopia (green-blind)

#002F9D

Tritanopia (blue-blind)

#00455E

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #241b9f;
/* rgb */ color: rgb(36, 27, 159);
/* oklch */ color: oklch(35.3% 0.197 272.7);

Tailwind

colors: {
  custom: {
    50: '#765cbd',
    500: '#241b9f',
    950: '#000000',
  },
}

SCSS

$custom: #241b9f;
$custom-light: #765cbd;
$custom-dark: #000000;

JSON

{
  "hex": "#241b9f",
  "rgb": {
    "r": 36,
    "g": 27,
    "b": 159
  },
  "hsl": {
    "h": 244.091,
    "s": 70.968,
    "l": 36.471
  },
  "oklch": {
    "l": 0.35292,
    "c": 0.19719,
    "h": 272.7
  },
  "luminance": 0.03662
}

Semantic roles & 50–950 ramp

primary

#241B9F

secondary

#BDC551

accent

#EE3AE1

background

#F7F5FB

surface

#EEE9F7

border

#C9C5D0

text

#0A0412

muted

#7C7981

Preview Lab

Preview with #241B9F

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

Preview Lab → · Contrast checker → · Palette generator →