#257D6F#257D6F

#257D6F is a mid, moderate teal. Relative luminance 0.162; OKLCH L 53.5% C 0.085 H 180.1°. Best body text is #FFFFFF at 4.95:1 contrast (WCAG AA passes).

Color values

HEX	#257D6F
RGB	rgb(37, 125, 111)
HSL	hsl(170, 54%, 32%)
HSV	hsv(170, 70%, 49%)
CMYK	cmyk(70.4%, 0%, 11.2%, 51%)
CIE-LAB	lab(47.24, -29.21, 0.12)
CIE-LCH	lch(47.24, 29.21, 179.76°)
OKLab	oklab(53.46% -0.0846 -0.0001)
OKLCH	oklch(53.46% 0.085 180.1)
XYZ	xyz(10.9644, 16.2070, 17.5863)
Luminance	0.1621 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#257D6F #7D2533

analogous

#257D43 #257D6F #255F7D

triadic

#257D6F #6F257D #7D6F25

tetradic

#257D6F #43257D #7D2533 #5F7D25

square

#257D6F #43257D #7D2533 #5F7D25

split-complementary

#257D6F #7D255F #7D4325

monochromatic

#091F1B #174E45 #257D6F #33AC99 #51CBB8

Accessibility & contrast

On white

4.95

#257D6F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.24

#257D6F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #257D6F

4.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##257D6F	#FFFFFF	#000000	##FFFFFF
##257D6F	1.00	4.95	4.24	4.95
#FFFFFF	4.95	1.00	21.00	1.00
#000000	4.24	21.00	1.00	21.00
##FFFFFF	4.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#77756E

Deuteranopia (green-blind)

#6B6C70

Tritanopia (blue-blind)

#007F79

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #257d6f;
/* rgb */ color: rgb(37, 125, 111);
/* oklch */ color: oklch(53.5% 0.085 180.1);

Tailwind

colors: {
  custom: {
    50: '#6da398',
    500: '#257d6f',
    950: '#000000',
  },
}

SCSS

$custom: #257d6f;
$custom-light: #6da398;
$custom-dark: #000000;

JSON

{
  "hex": "#257d6f",
  "rgb": {
    "r": 37,
    "g": 125,
    "b": 111
  },
  "hsl": {
    "h": 170.455,
    "s": 54.321,
    "l": 31.765
  },
  "oklch": {
    "l": 0.53461,
    "c": 0.08458,
    "h": 180.1
  },
  "luminance": 0.16208
}

Semantic roles & 50–950 ramp

primary

#257D6F

secondary

#AF4F5E

accent

#4A62DE

background

#F6FAF9

surface

#ECF4F2

border

#C7CECC

text

#080F0D

muted

#7A7F7E

Preview Lab

Preview with #257D6F

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

Preview Lab → · Contrast checker → · Palette generator →