#24377B#24377B

#24377B is a dark, moderate blue. Relative luminance 0.045; OKLCH L 36.3% C 0.118 H 268.2°. Best body text is #FFFFFF at 11.01:1 contrast (WCAG AA passes).

Color values

HEX	#24377B
RGB	rgb(36, 55, 123)
HSL	hsl(227, 55%, 31%)
HSV	hsv(227, 71%, 48%)
CMYK	cmyk(70.7%, 55.3%, 0%, 51.8%)
CIE-LAB	lab(25.37, 17.01, -41.04)
CIE-LCH	lch(25.37, 44.42, 292.51°)
OKLab	oklab(36.3% -0.0037 -0.118)
OKLCH	oklch(36.3% 0.118 268.2)
XYZ	xyz(5.6677, 4.5370, 19.3121)
Luminance	0.0454 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#24377B #7B6824

analogous

#24627B #24377B #3C247B

triadic

#24377B #7B2437 #377B24

tetradic

#24377B #7B2462 #7B6824 #247B3C

square

#24377B #7B2462 #7B6824 #247B3C

split-complementary

#24377B #7B3C24 #627B24

monochromatic

#080D1C #16224C #24377B #324CAA #4E69CB

Accessibility & contrast

On white

11.01

#24377B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.91

#24377B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #24377B

11.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##24377B	#FFFFFF	#000000	##FFFFFF
##24377B	1.00	11.01	1.91	11.01
#FFFFFF	11.01	1.00	21.00	1.00
#000000	1.91	21.00	1.00	21.00
##FFFFFF	11.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#08407D

Deuteranopia (green-blind)

#00387A

Tritanopia (blue-blind)

#004753

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #24377b;
/* rgb */ color: rgb(36, 55, 123);
/* oklch */ color: oklch(36.3% 0.118 268.2);

Tailwind

colors: {
  custom: {
    50: '#6a6da2',
    500: '#24377b',
    950: '#000000',
  },
}

SCSS

$custom: #24377b;
$custom-light: #6a6da2;
$custom-dark: #000000;

JSON

{
  "hex": "#24377b",
  "rgb": {
    "r": 36,
    "g": 55,
    "b": 123
  },
  "hsl": {
    "h": 226.897,
    "s": 54.717,
    "l": 31.176
  },
  "oklch": {
    "l": 0.36296,
    "c": 0.11802,
    "h": 268.2
  },
  "luminance": 0.04538
}

Semantic roles & 50–950 ramp

primary

#24377B

secondary

#AD984D

accent

#BE4ADE

background

#F6F6FA

surface

#ECEBF3

border

#C7C6CD

text

#07070F

muted

#7A7A7F

Preview Lab

Preview with #24377B

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

Preview Lab → · Contrast checker → · Palette generator →