#287EA2#287EA2

#287EA2 is a mid, moderate cyan. Relative luminance 0.180; OKLCH L 55.9% C 0.097 H 230.3°. Best body text is #000000 at 4.60:1 contrast (WCAG AA passes).

Color values

HEX	#287EA2
RGB	rgb(40, 126, 162)
HSL	hsl(198, 60%, 40%)
HSV	hsv(198, 75%, 64%)
CMYK	cmyk(75.3%, 22.2%, 0%, 36.5%)
CIE-LAB	lab(49.47, -12.88, -26.51)
CIE-LCH	lch(49.47, 29.47, 244.09°)
OKLab	oklab(55.89% -0.0618 -0.0745)
OKLCH	oklch(55.89% 0.097 230.3)
XYZ	xyz(14.8549, 17.9797, 36.8629)
Luminance	0.1798 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#287EA2 #A24C28

analogous

#28A289 #287EA2 #2841A2

triadic

#287EA2 #A2287E #7EA228

tetradic

#287EA2 #8928A2 #A24C28 #41A228

square

#287EA2 #8928A2 #A24C28 #41A228

split-complementary

#287EA2 #A22841 #A28928

monochromatic

#103240 #1C5871 #287EA2 #39A2CE #6AB9DA

Accessibility & contrast

On white

4.57

#287EA2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.60

#287EA2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #287EA2

4.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##287EA2	#FFFFFF	#000000	##000000
##287EA2	1.00	4.57	4.60	4.60
#FFFFFF	4.57	1.00	21.00	21.00
#000000	4.60	21.00	1.00	1.00
##000000	4.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6C7CA4

Deuteranopia (green-blind)

#5B70A1

Tritanopia (blue-blind)

#00888A

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #287ea2;
/* rgb */ color: rgb(40, 126, 162);
/* oklch */ color: oklch(55.9% 0.097 230.3);

Tailwind

colors: {
  custom: {
    50: '#74a3bd',
    500: '#287ea2',
    950: '#000000',
  },
}

SCSS

$custom: #287ea2;
$custom-light: #74a3bd;
$custom-dark: #000000;

JSON

{
  "hex": "#287ea2",
  "rgb": {
    "r": 40,
    "g": 126,
    "b": 162
  },
  "hsl": {
    "h": 197.705,
    "s": 60.396,
    "l": 39.608
  },
  "oklch": {
    "l": 0.55885,
    "c": 0.09677,
    "h": 230.3
  },
  "luminance": 0.17981
}

Semantic roles & 50–950 ramp

primary

#287EA2

secondary

#C18065

accent

#7344E4

background

#F7FAFB

surface

#EEF3F6

border

#C9CDD0

text

#090F12

muted

#7B7F81

Preview Lab

Preview with #287EA2

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

Preview Lab → · Contrast checker → · Palette generator →