#241B8E#241B8E

#241B8E is a dark, vivid blue. Relative luminance 0.031; OKLCH L 33.3% C 0.177 H 274.4°. Best body text is #FFFFFF at 12.94:1 contrast (WCAG AA passes).

Color values

HEX	#241B8E
RGB	rgb(36, 27, 142)
HSL	hsl(245, 68%, 33%)
HSV	hsv(245, 81%, 56%)
CMYK	cmyk(74.6%, 81%, 0%, 44.3%)
CIE-LAB	lab(20.48, 41.83, -60.97)
CIE-LCH	lch(20.48, 73.94, 304.45°)
OKLab	oklab(33.29% 0.0137 -0.1763)
OKLCH	oklch(33.29% 0.177 274.4)
XYZ	xyz(6.0004, 3.1113, 25.8703)
Luminance	0.0311 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#241B8E #858E1B

analogous

#1B4B8E #241B8E #5D1B8E

triadic

#241B8E #8E241B #1B8E24

tetradic

#241B8E #8E1B4B #858E1B #1B8E5D

square

#241B8E #8E1B4B #858E1B #1B8E5D

split-complementary

#241B8E #8E5D1B #4B8E1B

monochromatic

#0A0727 #17115B #241B8E #3125C1 #5347DC

Accessibility & contrast

On white

12.94

#241B8E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.62

#241B8E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #241B8E

12.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##241B8E	#FFFFFF	#000000	##FFFFFF
##241B8E	1.00	12.94	1.62	12.94
#FFFFFF	12.94	1.00	21.00	1.00
#000000	1.62	21.00	1.00	21.00
##FFFFFF	12.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003691

Deuteranopia (green-blind)

#002C8C

Tritanopia (blue-blind)

#003E55

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #241b8e;
/* rgb */ color: rgb(36, 27, 142);
/* oklch */ color: oklch(33.3% 0.177 274.4);

Tailwind

colors: {
  custom: {
    50: '#715ab0',
    500: '#241b8e',
    950: '#000000',
  },
}

SCSS

$custom: #241b8e;
$custom-light: #715ab0;
$custom-dark: #000000;

JSON

{
  "hex": "#241b8e",
  "rgb": {
    "r": 36,
    "g": 27,
    "b": 142
  },
  "hsl": {
    "h": 244.696,
    "s": 68.047,
    "l": 33.137
  },
  "oklch": {
    "l": 0.33289,
    "c": 0.17687,
    "h": 274.4
  },
  "luminance": 0.03112
}

Semantic roles & 50–950 ramp

primary

#241B8E

secondary

#B4BE47

accent

#EB3DDD

background

#F7F5FB

surface

#EDE9F6

border

#C8C5D0

text

#090411

muted

#7B7980

Preview Lab

Preview with #241B8E

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

Preview Lab → · Contrast checker → · Palette generator →