#2490BB#2490BB

#2490BB is a mid, moderate cyan. Relative luminance 0.239; OKLCH L 61.4% C 0.113 H 230.4°. Best body text is #000000 at 5.78:1 contrast (WCAG AA passes).

Color values

HEX	#2490BB
RGB	rgb(36, 144, 187)
HSL	hsl(197, 68%, 44%)
HSV	hsv(197, 81%, 73%)
CMYK	cmyk(80.7%, 23%, 0%, 26.7%)
CIE-LAB	lab(55.99, -14.59, -30.77)
CIE-LCH	lch(55.99, 34.05, 244.63°)
OKLab	oklab(61.43% -0.0718 -0.0866)
OKLCH	oklch(61.43% 0.113 230.4)
XYZ	xyz(19.6668, 23.9070, 50.5821)
Luminance	0.2391 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2490BB #BB4F24

analogous

#24BB9A #2490BB #2444BB

triadic

#2490BB #BB2490 #90BB24

tetradic

#2490BB #9A24BB #BB4F24 #44BB24

square

#2490BB #9A24BB #BB4F24 #44BB24

split-complementary

#2490BB #BB2444 #BB9A24

monochromatic

#104154 #1A6888 #2490BB #42AFDB #75C5E4

Accessibility & contrast

On white

3.63

#2490BB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.78

#2490BB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2490BB

5.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2490BB	#FFFFFF	#000000	##000000
##2490BB	1.00	3.63	5.78	5.78
#FFFFFF	3.63	1.00	21.00	21.00
#000000	5.78	21.00	1.00	1.00
##000000	5.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7A8EBD

Deuteranopia (green-blind)

#6680BA

Tritanopia (blue-blind)

#009C9E

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #2490bb;
/* rgb */ color: rgb(36, 144, 187);
/* oklch */ color: oklch(61.4% 0.113 230.4);

Tailwind

colors: {
  custom: {
    50: '#78b0cf',
    500: '#2490bb',
    950: '#000000',
  },
}

SCSS

$custom: #2490bb;
$custom-light: #78b0cf;
$custom-dark: #000000;

JSON

{
  "hex": "#2490bb",
  "rgb": {
    "r": 36,
    "g": 144,
    "b": 187
  },
  "hsl": {
    "h": 197.086,
    "s": 67.713,
    "l": 43.725
  },
  "oklch": {
    "l": 0.61428,
    "c": 0.11251,
    "h": 230.4
  },
  "luminance": 0.23909
}

Semantic roles & 50–950 ramp

primary

#2490BB

secondary

#CC896F

accent

#6F3DEB

background

#F8FAFC

surface

#EFF4F9

border

#CACED2

text

#0A1014

muted

#7C7F82

Preview Lab

Preview with #2490BB

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

Preview Lab → · Contrast checker → · Palette generator →