#286C9B#286C9B

#286C9B is a mid, moderate cyan. Relative luminance 0.135; OKLCH L 51.1% C 0.101 H 242.8°. Best body text is #FFFFFF at 5.66:1 contrast (WCAG AA passes).

Color values

HEX	#286C9B
RGB	rgb(40, 108, 155)
HSL	hsl(205, 59%, 38%)
HSV	hsv(205, 74%, 61%)
CMYK	cmyk(74.2%, 30.3%, 0%, 39.2%)
CIE-LAB	lab(43.57, -4.87, -31.61)
CIE-LCH	lch(43.57, 31.98, 261.24°)
OKLab	oklab(51.09% -0.046 -0.0894)
OKLCH	oklch(51.09% 0.101 242.8)
XYZ	xyz(12.1517, 13.5414, 32.9773)
Luminance	0.1354 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#286C9B #9B5728

analogous

#289B90 #286C9B #28329B

triadic

#286C9B #9B286C #6C9B28

tetradic

#286C9B #90289B #9B5728 #329B28

square

#286C9B #90289B #9B5728 #329B28

split-complementary

#286C9B #9B2832 #9B9028

monochromatic

#0F283A #1B4A6A #286C9B #358ECB #66A9D7

Accessibility & contrast

On white

5.66

#286C9B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.71

#286C9B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #286C9B

5.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##286C9B	#FFFFFF	#000000	##FFFFFF
##286C9B	1.00	5.66	3.71	5.66
#FFFFFF	5.66	1.00	21.00	1.00
#000000	3.71	21.00	1.00	21.00
##FFFFFF	5.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#566D9D

Deuteranopia (green-blind)

#47629A

Tritanopia (blue-blind)

#00787D

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #286c9b;
/* rgb */ color: rgb(40, 108, 155);
/* oklch */ color: oklch(51.1% 0.101 242.8);

Tailwind

colors: {
  custom: {
    50: '#7295b8',
    500: '#286c9b',
    950: '#000000',
  },
}

SCSS

$custom: #286c9b;
$custom-light: #7295b8;
$custom-dark: #000000;

JSON

{
  "hex": "#286c9b",
  "rgb": {
    "r": 40,
    "g": 108,
    "b": 155
  },
  "hsl": {
    "h": 204.522,
    "s": 58.974,
    "l": 38.235
  },
  "oklch": {
    "l": 0.51087,
    "c": 0.10058,
    "h": 242.8
  },
  "luminance": 0.13543
}

Semantic roles & 50–950 ramp

primary

#286C9B

secondary

#BD8761

accent

#8646E2

background

#F7F9FB

surface

#EDF1F6

border

#C8CBD0

text

#090D11

muted

#7B7E80

Preview Lab

Preview with #286C9B

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

Preview Lab → · Contrast checker → · Palette generator →