#259DA8#259DA8

#259DA8 is a light, moderate teal. Relative luminance 0.273; OKLCH L 63.8% C 0.101 H 204.4°. Best body text is #000000 at 6.47:1 contrast (WCAG AA passes).

Color values

HEX	#259DA8
RGB	rgb(37, 157, 168)
HSL	hsl(185, 64%, 40%)
HSV	hsv(185, 78%, 66%)
CMYK	cmyk(78%, 6.5%, 0%, 34.1%)
CIE-LAB	lab(59.28, -27.66, -14.94)
CIE-LCH	lch(59.28, 31.44, 208.38°)
OKLab	oklab(63.83% -0.0916 -0.0415)
OKLCH	oklch(63.83% 0.101 204.4)
XYZ	xyz(19.8847, 27.3320, 41.2658)
Luminance	0.2733 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#259DA8 #A83025

analogous

#25A871 #259DA8 #255CA8

triadic

#259DA8 #A8259D #9DA825

tetradic

#259DA8 #7125A8 #A83025 #5CA825

square

#259DA8 #7125A8 #A83025 #5CA825

split-complementary

#259DA8 #A8255C #A87125

monochromatic

#0F3F44 #1A6E76 #259DA8 #37C6D3 #69D4DE

Accessibility & contrast

On white

3.25

#259DA8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.47

#259DA8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #259DA8

6.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##259DA8	#FFFFFF	#000000	##000000
##259DA8	1.00	3.25	6.47	6.47
#FFFFFF	3.25	1.00	21.00	21.00
#000000	6.47	21.00	1.00	1.00
##000000	6.47	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9096A9

Deuteranopia (green-blind)

#7E89A8

Tritanopia (blue-blind)

#00A4A0

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #259da8;
/* rgb */ color: rgb(37, 157, 168);
/* oklch */ color: oklch(63.8% 0.101 204.4);

Tailwind

colors: {
  custom: {
    50: '#77bac1',
    500: '#259da8',
    950: '#000000',
  },
}

SCSS

$custom: #259da8;
$custom-light: #77bac1;
$custom-dark: #000000;

JSON

{
  "hex": "#259da8",
  "rgb": {
    "r": 37,
    "g": 157,
    "b": 168
  },
  "hsl": {
    "h": 185.038,
    "s": 63.902,
    "l": 40.196
  },
  "oklch": {
    "l": 0.63835,
    "c": 0.1006,
    "h": 204.4
  },
  "luminance": 0.27334
}

Semantic roles & 50–950 ramp

primary

#259DA8

secondary

#C46D65

accent

#4F41E7

background

#F7FBFB

surface

#EEF6F7

border

#C9D0D0

text

#0A1112

muted

#7C8081

Preview Lab

Preview with #259DA8

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

Preview Lab → · Contrast checker → · Palette generator →