#241B8C#241B8C

#241B8C is a dark, vivid blue. Relative luminance 0.031; OKLCH L 33.1% C 0.174 H 274.7°. Best body text is #FFFFFF at 13.04:1 contrast (WCAG AA passes).

Color values

HEX	#241B8C
RGB	rgb(36, 27, 140)
HSL	hsl(245, 68%, 33%)
HSV	hsv(245, 81%, 55%)
CMYK	cmyk(74.3%, 80.7%, 0%, 45.1%)
CIE-LAB	lab(20.25, 41.18, -60.11)
CIE-LCH	lch(20.25, 72.86, 304.41°)
OKLab	oklab(33.06% 0.0142 -0.1738)
OKLCH	oklch(33.06% 0.174 274.7)
XYZ	xyz(5.8515, 3.0518, 25.0865)
Luminance	0.0305 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#241B8C #838C1B

analogous

#1B4A8C #241B8C #5D1B8C

triadic

#241B8C #8C241B #1B8C24

tetradic

#241B8C #8C1B4A #838C1B #1B8C5D

square

#241B8C #8C1B4A #838C1B #1B8C5D

split-complementary

#241B8C #8C5D1B #4A8C1B

monochromatic

#0A0725 #171159 #241B8C #3125BF #5246DB

Accessibility & contrast

On white

13.04

#241B8C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.61

#241B8C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #241B8C

13.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##241B8C	#FFFFFF	#000000	##FFFFFF
##241B8C	1.00	13.04	1.61	13.04
#FFFFFF	13.04	1.00	21.00	1.00
#000000	1.61	21.00	1.00	21.00
##FFFFFF	13.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00368F

Deuteranopia (green-blind)

#002C8A

Tritanopia (blue-blind)

#003E53

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #241b8c;
/* rgb */ color: rgb(36, 27, 140);
/* oklch */ color: oklch(33.1% 0.174 274.7);

Tailwind

colors: {
  custom: {
    50: '#715aaf',
    500: '#241b8c',
    950: '#000000',
  },
}

SCSS

$custom: #241b8c;
$custom-light: #715aaf;
$custom-dark: #000000;

JSON

{
  "hex": "#241b8c",
  "rgb": {
    "r": 36,
    "g": 27,
    "b": 140
  },
  "hsl": {
    "h": 244.779,
    "s": 67.665,
    "l": 32.745
  },
  "oklch": {
    "l": 0.33057,
    "c": 0.17442,
    "h": 274.7
  },
  "luminance": 0.03052
}

Semantic roles & 50–950 ramp

primary

#241B8C

secondary

#B3BD46

accent

#EB3DDD

background

#F7F5FA

surface

#EDE9F5

border

#C8C5CF

text

#090411

muted

#7B7980

Preview Lab

Preview with #241B8C

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

Preview Lab → · Contrast checker → · Palette generator →