#259CBA#259CBA

#259CBA is a light, moderate cyan. Relative luminance 0.277; OKLCH L 64.3% C 0.108 H 219.6°. Best body text is #000000 at 6.54:1 contrast (WCAG AA passes).

Color values

HEX	#259CBA
RGB	rgb(37, 156, 186)
HSL	hsl(192, 67%, 44%)
HSV	hsv(192, 80%, 73%)
CMYK	cmyk(80.1%, 16.1%, 0%, 27.1%)
CIE-LAB	lab(59.63, -21.28, -24.58)
CIE-LCH	lch(59.63, 32.52, 229.12°)
OKLab	oklab(64.33% -0.0832 -0.0688)
OKLCH	oklch(64.33% 0.108 219.6)
XYZ	xyz(21.5106, 27.7127, 50.6602)
Luminance	0.2772 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#259CBA #BA4325

analogous

#25BA8D #259CBA #2551BA

triadic

#259CBA #BA259C #9CBA25

tetradic

#259CBA #8D25BA #BA4325 #51BA25

square

#259CBA #8D25BA #BA4325 #51BA25

split-complementary

#259CBA #BA2551 #BA8D25

monochromatic

#114654 #1B7187 #259CBA #43BBDA #76CEE4

Accessibility & contrast

On white

3.21

#259CBA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.54

#259CBA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #259CBA

6.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##259CBA	#FFFFFF	#000000	##000000
##259CBA	1.00	3.21	6.54	6.54
#FFFFFF	3.21	1.00	21.00	21.00
#000000	6.54	21.00	1.00	1.00
##000000	6.54	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8A98BC

Deuteranopia (green-blind)

#7689BA

Tritanopia (blue-blind)

#00A6A6

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #259cba;
/* rgb */ color: rgb(37, 156, 186);
/* oklch */ color: oklch(64.3% 0.108 219.6);

Tailwind

colors: {
  custom: {
    50: '#79b9ce',
    500: '#259cba',
    950: '#000000',
  },
}

SCSS

$custom: #259cba;
$custom-light: #79b9ce;
$custom-dark: #000000;

JSON

{
  "hex": "#259cba",
  "rgb": {
    "r": 37,
    "g": 156,
    "b": 186
  },
  "hsl": {
    "h": 192.081,
    "s": 66.816,
    "l": 43.725
  },
  "oklch": {
    "l": 0.64333,
    "c": 0.10795,
    "h": 219.6
  },
  "luminance": 0.27715
}

Semantic roles & 50–950 ramp

primary

#259CBA

secondary

#CB8270

accent

#613EEA

background

#F8FBFC

surface

#EFF6F9

border

#CAD0D2

text

#0B1113

muted

#7C8082

Preview Lab

Preview with #259CBA

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

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