#2487B0#2487B0

#2487B0 is a mid, moderate cyan. Relative luminance 0.208; OKLCH L 58.7% C 0.107 H 231.0°. Best body text is #000000 at 5.17:1 contrast (WCAG AA passes).

Color values

HEX	#2487B0
RGB	rgb(36, 135, 176)
HSL	hsl(198, 66%, 42%)
HSV	hsv(198, 80%, 69%)
CMYK	cmyk(79.5%, 23.3%, 0%, 31%)
CIE-LAB	lab(52.77, -13.47, -29.50)
CIE-LCH	lch(52.77, 32.43, 245.46°)
OKLab	oklab(58.69% -0.0672 -0.083)
OKLCH	oklch(58.69% 0.107 231)
XYZ	xyz(17.2248, 20.8355, 44.1797)
Luminance	0.2084 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2487B0 #B04D24

analogous

#24B093 #2487B0 #2441B0

triadic

#2487B0 #B02487 #87B024

tetradic

#2487B0 #9324B0 #B04D24 #41B024

square

#2487B0 #9324B0 #B04D24 #41B024

split-complementary

#2487B0 #B02441 #B09324

monochromatic

#0F394A #1A607D #2487B0 #3AA9D7 #6DBFE1

Accessibility & contrast

On white

4.06

#2487B0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.17

#2487B0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2487B0

5.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2487B0	#FFFFFF	#000000	##000000
##2487B0	1.00	4.06	5.17	5.17
#FFFFFF	4.06	1.00	21.00	21.00
#000000	5.17	21.00	1.00	1.00
##000000	5.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7285B2

Deuteranopia (green-blind)

#6078AF

Tritanopia (blue-blind)

#009295

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #2487b0;
/* rgb */ color: rgb(36, 135, 176);
/* oklch */ color: oklch(58.7% 0.107 231.0);

Tailwind

colors: {
  custom: {
    50: '#76aac7',
    500: '#2487b0',
    950: '#000000',
  },
}

SCSS

$custom: #2487b0;
$custom-light: #76aac7;
$custom-dark: #000000;

JSON

{
  "hex": "#2487b0",
  "rgb": {
    "r": 36,
    "g": 135,
    "b": 176
  },
  "hsl": {
    "h": 197.571,
    "s": 66.038,
    "l": 41.569
  },
  "oklch": {
    "l": 0.58694,
    "c": 0.10684,
    "h": 231
  },
  "luminance": 0.20838
}

Semantic roles & 50–950 ramp

primary

#2487B0

secondary

#C88468

accent

#713FE9

background

#F7FAFC

surface

#EEF4F8

border

#C9CED1

text

#0A1013

muted

#7C7F82

Preview Lab

Preview with #2487B0

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

Preview Lab → · Contrast checker → · Palette generator →