#259EA4#259EA4

#259EA4 is a light, moderate teal. Relative luminance 0.275; OKLCH L 63.9% C 0.100 H 200.1°. Best body text is #000000 at 6.51:1 contrast (WCAG AA passes).

Color values

HEX	#259EA4
RGB	rgb(37, 158, 164)
HSL	hsl(183, 63%, 39%)
HSV	hsv(183, 77%, 64%)
CMYK	cmyk(77.4%, 3.7%, 0%, 35.7%)
CIE-LAB	lab(59.46, -29.41, -12.41)
CIE-LCH	lch(59.46, 31.92, 202.88°)
OKLab	oklab(63.93% -0.0944 -0.0345)
OKLCH	oklch(63.93% 0.1 200.1)
XYZ	xyz(19.6876, 27.5249, 39.3900)
Luminance	0.2753 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#259EA4 #A42B25

analogous

#25A46B #259EA4 #255EA4

triadic

#259EA4 #A4259E #9EA425

tetradic

#259EA4 #6B25A4 #A42B25 #5EA425

square

#259EA4 #6B25A4 #A42B25 #5EA425

split-complementary

#259EA4 #A4255E #A46B25

monochromatic

#0E3E40 #1A6E72 #259EA4 #35CAD1 #67D7DD

Accessibility & contrast

On white

3.23

#259EA4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.51

#259EA4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #259EA4

6.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##259EA4	#FFFFFF	#000000	##000000
##259EA4	1.00	3.23	6.51	6.51
#FFFFFF	3.23	1.00	21.00	21.00
#000000	6.51	21.00	1.00	1.00
##000000	6.51	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9297A5

Deuteranopia (green-blind)

#808AA5

Tritanopia (blue-blind)

#00A4A0

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #259ea4;
/* rgb */ color: rgb(37, 158, 164);
/* oklch */ color: oklch(63.9% 0.100 200.1);

Tailwind

colors: {
  custom: {
    50: '#76bbbf',
    500: '#259ea4',
    950: '#000000',
  },
}

SCSS

$custom: #259ea4;
$custom-light: #76bbbf;
$custom-dark: #000000;

JSON

{
  "hex": "#259ea4",
  "rgb": {
    "r": 37,
    "g": 158,
    "b": 164
  },
  "hsl": {
    "h": 182.835,
    "s": 63.184,
    "l": 39.412
  },
  "oklch": {
    "l": 0.63934,
    "c": 0.10047,
    "h": 200.1
  },
  "luminance": 0.27527
}

Semantic roles & 50–950 ramp

primary

#259EA4

secondary

#C26762

accent

#4942E6

background

#F7FBFB

surface

#EEF6F6

border

#C9D0D0

text

#0A1212

muted

#7C8181

Preview Lab

Preview with #259EA4

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

Preview Lab → · Contrast checker → · Palette generator →