#259BC6#259BC6

#259BC6 is a light, moderate cyan. Relative luminance 0.279; OKLCH L 64.6% C 0.117 H 228.4°. Best body text is #000000 at 6.58:1 contrast (WCAG AA passes).

Color values

HEX	#259BC6
RGB	rgb(37, 155, 198)
HSL	hsl(196, 69%, 46%)
HSV	hsv(196, 81%, 78%)
CMYK	cmyk(81.3%, 21.7%, 0%, 22.4%)
CIE-LAB	lab(59.81, -16.66, -31.06)
CIE-LCH	lch(59.81, 35.24, 241.78°)
OKLab	oklab(64.64% -0.0777 -0.0874)
OKLCH	oklch(64.64% 0.117 228.4)
XYZ	xyz(22.6731, 27.9104, 57.6074)
Luminance	0.2791 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#259BC6 #C65025

analogous

#25C6A0 #259BC6 #254AC6

triadic

#259BC6 #C6259B #9BC625

tetradic

#259BC6 #A025C6 #C65025 #4AC625

square

#259BC6 #A025C6 #C65025 #4AC625

split-complementary

#259BC6 #C6254A #C6A025

monochromatic

#124A5F #1B7392 #259BC6 #4BB6DD #7ECBE7

Accessibility & contrast

On white

3.19

#259BC6 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.58

#259BC6 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #259BC6

6.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##259BC6	#FFFFFF	#000000	##000000
##259BC6	1.00	3.19	6.58	6.58
#FFFFFF	3.19	1.00	21.00	21.00
#000000	6.58	21.00	1.00	1.00
##000000	6.58	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8498C8

Deuteranopia (green-blind)

#6F8AC5

Tritanopia (blue-blind)

#00A7A9

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #259bc6;
/* rgb */ color: rgb(37, 155, 198);
/* oklch */ color: oklch(64.6% 0.117 228.4);

Tailwind

colors: {
  custom: {
    50: '#7bb8d7',
    500: '#259bc6',
    950: '#000000',
  },
}

SCSS

$custom: #259bc6;
$custom-light: #7bb8d7;
$custom-dark: #000000;

JSON

{
  "hex": "#259bc6",
  "rgb": {
    "r": 37,
    "g": 155,
    "b": 198
  },
  "hsl": {
    "h": 196.025,
    "s": 68.511,
    "l": 46.078
  },
  "oklch": {
    "l": 0.64637,
    "c": 0.11692,
    "h": 228.4
  },
  "luminance": 0.27913
}

Semantic roles & 50–950 ramp

primary

#259BC6

secondary

#CF8F77

accent

#6B3CEB

background

#F8FBFD

surface

#EFF6FA

border

#CAD0D3

text

#0B1114

muted

#7C8083

Preview Lab

Preview with #259BC6

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

Preview Lab → · Contrast checker → · Palette generator →