#24587B#24587B

#24587B is a dark, moderate cyan. Relative luminance 0.088; OKLCH L 44.2% C 0.080 H 241.3°. Best body text is #FFFFFF at 7.62:1 contrast (WCAG AA passes).

Color values

HEX	#24587B
RGB	rgb(36, 88, 123)
HSL	hsl(204, 55%, 31%)
HSV	hsv(204, 71%, 48%)
CMYK	cmyk(70.7%, 28.5%, 0%, 51.8%)
CIE-LAB	lab(35.56, -5.06, -24.82)
CIE-LCH	lch(35.56, 25.33, 258.47°)
OKLab	oklab(44.2% -0.0383 -0.07)
OKLCH	oklch(44.2% 0.08 241.3)
XYZ	xyz(7.7911, 8.7837, 20.0199)
Luminance	0.0878 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#24587B #7B4724

analogous

#247B72 #24587B #242C7B

triadic

#24587B #7B2458 #587B24

tetradic

#24587B #72247B #7B4724 #2C7B24

square

#24587B #72247B #7B4724 #2C7B24

split-complementary

#24587B #7B242C #7B7224

monochromatic

#08141C #16364C #24587B #327AAA #4E99CB

Accessibility & contrast

On white

7.62

#24587B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.76

#24587B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #24587B

7.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##24587B	#FFFFFF	#000000	##FFFFFF
##24587B	1.00	7.62	2.76	7.62
#FFFFFF	7.62	1.00	21.00	1.00
#000000	2.76	21.00	1.00	21.00
##FFFFFF	7.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#48587D

Deuteranopia (green-blind)

#3C507A

Tritanopia (blue-blind)

#006164

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #24587b;
/* rgb */ color: rgb(36, 88, 123);
/* oklch */ color: oklch(44.2% 0.080 241.3);

Tailwind

colors: {
  custom: {
    50: '#6a87a1',
    500: '#24587b',
    950: '#000000',
  },
}

SCSS

$custom: #24587b;
$custom-light: #6a87a1;
$custom-dark: #000000;

JSON

{
  "hex": "#24587b",
  "rgb": {
    "r": 36,
    "g": 88,
    "b": 123
  },
  "hsl": {
    "h": 204.138,
    "s": 54.717,
    "l": 31.176
  },
  "oklch": {
    "l": 0.44201,
    "c": 0.07976,
    "h": 241.3
  },
  "luminance": 0.08785
}

Semantic roles & 50–950 ramp

primary

#24587B

secondary

#AD744D

accent

#854ADE

background

#F6F8F9

surface

#ECEFF2

border

#C7CACC

text

#070B0F

muted

#7A7C7E

Preview Lab

Preview with #24587B

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

Preview Lab → · Contrast checker → · Palette generator →