#257D55#257D55

#257D55 is a mid, moderate teal. Relative luminance 0.157; OKLCH L 52.7% C 0.104 H 159.4°. Best body text is #FFFFFF at 5.07:1 contrast (WCAG AA passes).

Color values

HEX	#257D55
RGB	rgb(37, 125, 85)
HSL	hsl(153, 54%, 32%)
HSV	hsv(153, 70%, 49%)
CMYK	cmyk(70.4%, 0%, 32%, 51%)
CIE-LAB	lab(46.60, -35.88, 14.46)
CIE-LCH	lch(46.60, 38.69, 158.05°)
OKLab	oklab(52.72% -0.0977 0.0367)
OKLCH	oklch(52.72% 0.104 159.4)
XYZ	xyz(9.7353, 15.7154, 11.1129)
Luminance	0.1572 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#257D55 #7D254D

analogous

#257D29 #257D55 #25797D

triadic

#257D55 #55257D #7D5525

tetradic

#257D55 #29257D #7D254D #797D25

square

#257D55 #29257D #7D254D #797D25

split-complementary

#257D55 #7D2579 #7D2925

monochromatic

#091F15 #174E35 #257D55 #33AC75 #51CB94

Accessibility & contrast

On white

5.07

#257D55 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.14

#257D55 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #257D55

5.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##257D55	#FFFFFF	#000000	##FFFFFF
##257D55	1.00	5.07	4.14	5.07
#FFFFFF	5.07	1.00	21.00	1.00
#000000	4.14	21.00	1.00	21.00
##FFFFFF	5.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#7C7353

Deuteranopia (green-blind)

#706B58

Tritanopia (blue-blind)

#007C72

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #257d55;
/* rgb */ color: rgb(37, 125, 85);
/* oklch */ color: oklch(52.7% 0.104 159.4);

Tailwind

colors: {
  custom: {
    50: '#6ca385',
    500: '#257d55',
    950: '#000000',
  },
}

SCSS

$custom: #257d55;
$custom-light: #6ca385;
$custom-dark: #000000;

JSON

{
  "hex": "#257d55",
  "rgb": {
    "r": 37,
    "g": 125,
    "b": 85
  },
  "hsl": {
    "h": 152.727,
    "s": 54.321,
    "l": 31.765
  },
  "oklch": {
    "l": 0.52719,
    "c": 0.1044,
    "h": 159.4
  },
  "luminance": 0.15716
}

Semantic roles & 50–950 ramp

primary

#257D55

secondary

#AF4F7B

accent

#4A8DDE

background

#F6FAF8

surface

#ECF4EF

border

#C7CECA

text

#070F0B

muted

#7A7F7C

Preview Lab

Preview with #257D55

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

Preview Lab → · Contrast checker → · Palette generator →