#259EB5#259EB5

#259EB5 is a light, moderate teal. Relative luminance 0.282; OKLCH L 64.6% C 0.105 H 214.1°. Best body text is #000000 at 6.64:1 contrast (WCAG AA passes).

Color values

HEX	#259EB5
RGB	rgb(37, 158, 181)
HSL	hsl(190, 66%, 43%)
HSV	hsv(190, 80%, 71%)
CMYK	cmyk(79.6%, 12.7%, 0%, 29%)
CIE-LAB	lab(60.05, -23.98, -21.12)
CIE-LCH	lch(60.05, 31.95, 221.37°)
OKLab	oklab(64.61% -0.0871 -0.0589)
OKLCH	oklch(64.61% 0.105 214.1)
XYZ	xyz(21.3267, 28.1806, 48.0225)
Luminance	0.2818 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#259EB5 #B53C25

analogous

#25B584 #259EB5 #2556B5

triadic

#259EB5 #B5259E #9EB525

tetradic

#259EB5 #8425B5 #B53C25 #56B525

square

#259EB5 #8425B5 #B53C25 #56B525

split-complementary

#259EB5 #B52556 #B58425

monochromatic

#10454F #1B7282 #259EB5 #3FBFD8 #72D0E2

Accessibility & contrast

On white

3.16

#259EB5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.64

#259EB5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #259EB5

6.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##259EB5	#FFFFFF	#000000	##000000
##259EB5	1.00	3.16	6.64	6.64
#FFFFFF	3.16	1.00	21.00	21.00
#000000	6.64	21.00	1.00	1.00
##000000	6.64	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8D99B6

Deuteranopia (green-blind)

#7A8BB5

Tritanopia (blue-blind)

#00A7A5

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #259eb5;
/* rgb */ color: rgb(37, 158, 181);
/* oklch */ color: oklch(64.6% 0.105 214.1);

Tailwind

colors: {
  custom: {
    50: '#79bbcb',
    500: '#259eb5',
    950: '#000000',
  },
}

SCSS

$custom: #259eb5;
$custom-light: #79bbcb;
$custom-dark: #000000;

JSON

{
  "hex": "#259eb5",
  "rgb": {
    "r": 37,
    "g": 158,
    "b": 181
  },
  "hsl": {
    "h": 189.583,
    "s": 66.055,
    "l": 42.745
  },
  "oklch": {
    "l": 0.64611,
    "c": 0.10518,
    "h": 214.1
  },
  "luminance": 0.28183
}

Semantic roles & 50–950 ramp

primary

#259EB5

secondary

#C97B6D

accent

#5A3FE9

background

#F8FBFC

surface

#EFF6F8

border

#CAD0D1

text

#0B1113

muted

#7C8082

Preview Lab

Preview with #259EB5

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

Preview Lab → · Contrast checker → · Palette generator →