#24178E#24178E

#24178E is a dark, vivid blue. Relative luminance 0.029; OKLCH L 32.8% C 0.180 H 274.8°. Best body text is #FFFFFF at 13.22:1 contrast (WCAG AA passes).

Color values

HEX	#24178E
RGB	rgb(36, 23, 142)
HSL	hsl(247, 72%, 32%)
HSV	hsv(247, 84%, 56%)
CMYK	cmyk(74.6%, 83.8%, 0%, 44.3%)
CIE-LAB	lab(19.80, 43.82, -62.10)
CIE-LCH	lch(19.80, 76.00, 305.21°)
OKLab	oklab(32.82% 0.0152 -0.1795)
OKLCH	oklch(32.82% 0.18 274.8)
XYZ	xyz(5.9148, 2.9403, 25.8417)
Luminance	0.0294 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#24178E #818E17

analogous

#17458E #24178E #60178E

triadic

#24178E #8E2417 #178E24

tetradic

#24178E #8E1745 #818E17 #178E60

square

#24178E #8E1745 #818E17 #178E60

split-complementary

#24178E #8E6017 #458E17

monochromatic

#090625 #170E59 #24178E #3120C3 #513FE0

Accessibility & contrast

On white

13.22

#24178E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.59

#24178E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #24178E

13.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##24178E	#FFFFFF	#000000	##FFFFFF
##24178E	1.00	13.22	1.59	13.22
#FFFFFF	13.22	1.00	21.00	1.00
#000000	1.59	21.00	1.00	21.00
##FFFFFF	13.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003591

Deuteranopia (green-blind)

#002A8C

Tritanopia (blue-blind)

#003D54

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #24178e;
/* rgb */ color: rgb(36, 23, 142);
/* oklch */ color: oklch(32.8% 0.180 274.8);

Tailwind

colors: {
  custom: {
    50: '#7258b0',
    500: '#24178e',
    950: '#000000',
  },
}

SCSS

$custom: #24178e;
$custom-light: #7258b0;
$custom-dark: #000000;

JSON

{
  "hex": "#24178e",
  "rgb": {
    "r": 36,
    "g": 23,
    "b": 142
  },
  "hsl": {
    "h": 246.555,
    "s": 72.121,
    "l": 32.353
  },
  "oklch": {
    "l": 0.32816,
    "c": 0.18019,
    "h": 274.8
  },
  "luminance": 0.02941
}

Semantic roles & 50–950 ramp

primary

#24178E

secondary

#B2C040

accent

#EF39DB

background

#F7F5FB

surface

#EDE9F6

border

#C8C5D0

text

#090411

muted

#7B7980

Preview Lab

Preview with #24178E

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

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