#257E86#257E86

#257E86 is a mid, moderate teal. Relative luminance 0.170; OKLCH L 54.6% C 0.082 H 203.8°. Best body text is #FFFFFF at 4.76:1 contrast (WCAG AA passes).

Color values

HEX	#257E86
RGB	rgb(37, 126, 134)
HSL	hsl(185, 57%, 34%)
HSV	hsv(185, 72%, 53%)
CMYK	cmyk(72.4%, 6%, 0%, 47.5%)
CIE-LAB	lab(48.30, -22.73, -11.89)
CIE-LCH	lch(48.30, 25.65, 207.61°)
OKLab	oklab(54.56% -0.0747 -0.033)
OKLCH	oklch(54.56% 0.082 203.8)
XYZ	xyz(12.5250, 17.0348, 25.1776)
Luminance	0.1704 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#257E86 #862D25

analogous

#25865D #257E86 #254D86

triadic

#257E86 #86257E #7E8625

tetradic

#257E86 #5D2586 #862D25 #4D8625

square

#257E86 #5D2586 #862D25 #4D8625

split-complementary

#257E86 #86254D #865D25

monochromatic

#0B2426 #185156 #257E86 #32ABB6 #55C6D0

Accessibility & contrast

On white

4.76

#257E86 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.41

#257E86 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #257E86

4.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##257E86	#FFFFFF	#000000	##FFFFFF
##257E86	1.00	4.76	4.41	4.76
#FFFFFF	4.76	1.00	21.00	1.00
#000000	4.41	21.00	1.00	21.00
##FFFFFF	4.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#747987

Deuteranopia (green-blind)

#666E86

Tritanopia (blue-blind)

#008380

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #257e86;
/* rgb */ color: rgb(37, 126, 134);
/* oklch */ color: oklch(54.6% 0.082 203.8);

Tailwind

colors: {
  custom: {
    50: '#6fa3a9',
    500: '#257e86',
    950: '#000000',
  },
}

SCSS

$custom: #257e86;
$custom-light: #6fa3a9;
$custom-dark: #000000;

JSON

{
  "hex": "#257e86",
  "rgb": {
    "r": 37,
    "g": 126,
    "b": 134
  },
  "hsl": {
    "h": 184.948,
    "s": 56.725,
    "l": 33.529
  },
  "oklch": {
    "l": 0.54564,
    "c": 0.08171,
    "h": 203.8
  },
  "luminance": 0.17036
}

Semantic roles & 50–950 ramp

primary

#257E86

secondary

#B45A52

accent

#5448E0

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#080F0F

muted

#7B7F7F

Preview Lab

Preview with #257E86

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

Preview Lab → · Contrast checker → · Palette generator →