#24289B#24289B

#24289B is a dark, vivid blue. Relative luminance 0.043; OKLCH L 36.6% C 0.181 H 271.7°. Best body text is #FFFFFF at 11.34:1 contrast (WCAG AA passes).

Color values

HEX	#24289B
RGB	rgb(36, 40, 155)
HSL	hsl(238, 62%, 37%)
HSV	hsv(238, 77%, 61%)
CMYK	cmyk(76.8%, 74.2%, 0%, 39.2%)
CIE-LAB	lab(24.51, 38.91, -62.34)
CIE-LCH	lch(24.51, 73.49, 301.97°)
OKLab	oklab(36.56% 0.0053 -0.1805)
OKLCH	oklch(36.56% 0.181 271.7)
XYZ	xyz(7.4007, 4.2584, 31.4359)
Luminance	0.0426 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#24289B #9B9724

analogous

#24649B #24289B #5B249B

triadic

#24289B #9B2428 #289B24

tetradic

#24289B #9B2464 #9B9724 #249B5B

square

#24289B #9B2464 #9B9724 #249B5B

split-complementary

#24289B #9B5B24 #649B24

monochromatic

#0D0E38 #181B69 #24289B #3035CD #5F64DA

Accessibility & contrast

On white

11.34

#24289B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#24289B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #24289B

11.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##24289B	#FFFFFF	#000000	##FFFFFF
##24289B	1.00	11.34	1.85	11.34
#FFFFFF	11.34	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00409E

Deuteranopia (green-blind)

#003499

Tritanopia (blue-blind)

#00495F

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #24289b;
/* rgb */ color: rgb(36, 40, 155);
/* oklch */ color: oklch(36.6% 0.181 271.7);

Tailwind

colors: {
  custom: {
    50: '#7363ba',
    500: '#24289b',
    950: '#000000',
  },
}

SCSS

$custom: #24289b;
$custom-light: #7363ba;
$custom-dark: #000000;

JSON

{
  "hex": "#24289b",
  "rgb": {
    "r": 36,
    "g": 40,
    "b": 155
  },
  "hsl": {
    "h": 237.983,
    "s": 62.304,
    "l": 37.451
  },
  "oklch": {
    "l": 0.36557,
    "c": 0.18055,
    "h": 271.7
  },
  "luminance": 0.04259
}

Semantic roles & 50–950 ramp

primary

#24289B

secondary

#BFBC5C

accent

#E042E5

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#0A0512

muted

#7C7A81

Preview Lab

Preview with #24289B

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

Preview Lab → · Contrast checker → · Palette generator →