#257D69#257D69

#257D69 is a mid, moderate teal. Relative luminance 0.161; OKLCH L 53.3% C 0.088 H 174.4°. Best body text is #FFFFFF at 4.98:1 contrast (WCAG AA passes).

Color values

HEX	#257D69
RGB	rgb(37, 125, 105)
HSL	hsl(166, 54%, 32%)
HSV	hsv(166, 70%, 49%)
CMYK	cmyk(70.4%, 0%, 16%, 51%)
CIE-LAB	lab(47.08, -30.88, 3.43)
CIE-LCH	lch(47.08, 31.07, 173.67°)
OKLab	oklab(53.27% -0.0876 0.0086)
OKLCH	oklch(53.27% 0.088 174.4)
XYZ	xyz(10.6451, 16.0793, 15.9045)
Luminance	0.1608 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#257D69 #7D2539

analogous

#257D3D #257D69 #25657D

triadic

#257D69 #69257D #7D6925

tetradic

#257D69 #3D257D #7D2539 #657D25

square

#257D69 #3D257D #7D2539 #657D25

split-complementary

#257D69 #7D2565 #7D3D25

monochromatic

#091F1A #174E41 #257D69 #33AC91 #51CBB0

Accessibility & contrast

On white

4.98

#257D69 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.22

#257D69 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #257D69

4.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##257D69	#FFFFFF	#000000	##FFFFFF
##257D69	1.00	4.98	4.22	4.98
#FFFFFF	4.98	1.00	21.00	1.00
#000000	4.22	21.00	1.00	21.00
##FFFFFF	4.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#797568

Deuteranopia (green-blind)

#6C6C6A

Tritanopia (blue-blind)

#007E77

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #257d69;
/* rgb */ color: rgb(37, 125, 105);
/* oklch */ color: oklch(53.3% 0.088 174.4);

Tailwind

colors: {
  custom: {
    50: '#6ca393',
    500: '#257d69',
    950: '#000000',
  },
}

SCSS

$custom: #257d69;
$custom-light: #6ca393;
$custom-dark: #000000;

JSON

{
  "hex": "#257d69",
  "rgb": {
    "r": 37,
    "g": 125,
    "b": 105
  },
  "hsl": {
    "h": 166.364,
    "s": 54.321,
    "l": 31.765
  },
  "oklch": {
    "l": 0.5327,
    "c": 0.088,
    "h": 174.4
  },
  "luminance": 0.1608
}

Semantic roles & 50–950 ramp

primary

#257D69

secondary

#AF4F65

accent

#4A6CDE

background

#F6FAF9

surface

#ECF4F1

border

#C7CECB

text

#080F0D

muted

#7A7F7E

Preview Lab

Preview with #257D69

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

Preview Lab → · Contrast checker → · Palette generator →