#257D4C#257D4C

#257D4C is a mid, moderate green. Relative luminance 0.156; OKLCH L 52.5% C 0.113 H 154.6°. Best body text is #FFFFFF at 5.10:1 contrast (WCAG AA passes).

Color values

HEX	#257D4C
RGB	rgb(37, 125, 76)
HSL	hsl(147, 54%, 32%)
HSV	hsv(147, 70%, 49%)
CMYK	cmyk(70.4%, 0%, 39.2%, 51%)
CIE-LAB	lab(46.42, -37.83, 19.39)
CIE-LCH	lch(46.42, 42.51, 152.86°)
OKLab	oklab(52.51% -0.1023 0.0485)
OKLCH	oklch(52.51% 0.113 154.6)
XYZ	xyz(9.4002, 15.5813, 9.3482)
Luminance	0.1558 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#257D4C #7D2556

analogous

#2A7D25 #257D4C #257D78

triadic

#257D4C #4C257D #7D4C25

tetradic

#257D4C #252A7D #7D2556 #7D7825

square

#257D4C #252A7D #7D2556 #7D7825

split-complementary

#257D4C #78257D #7D252A

monochromatic

#091F13 #174E2F #257D4C #33AC69 #51CB87

Accessibility & contrast

On white

5.10

#257D4C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.12

#257D4C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #257D4C

5.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##257D4C	#FFFFFF	#000000	##FFFFFF
##257D4C	1.00	5.10	4.12	5.10
#FFFFFF	5.10	1.00	21.00	1.00
#000000	4.12	21.00	1.00	21.00
##FFFFFF	5.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#7D7349

Deuteranopia (green-blind)

#726B4F

Tritanopia (blue-blind)

#007C71

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #257d4c;
/* rgb */ color: rgb(37, 125, 76);
/* oklch */ color: oklch(52.5% 0.113 154.6);

Tailwind

colors: {
  custom: {
    50: '#6ca37e',
    500: '#257d4c',
    950: '#000000',
  },
}

SCSS

$custom: #257d4c;
$custom-light: #6ca37e;
$custom-dark: #000000;

JSON

{
  "hex": "#257d4c",
  "rgb": {
    "r": 37,
    "g": 125,
    "b": 76
  },
  "hsl": {
    "h": 146.591,
    "s": 54.321,
    "l": 31.765
  },
  "oklch": {
    "l": 0.52514,
    "c": 0.11318,
    "h": 154.6
  },
  "luminance": 0.15582
}

Semantic roles & 50–950 ramp

primary

#257D4C

secondary

#AF4F84

accent

#4A9CDE

background

#F6FAF7

surface

#ECF4EE

border

#C7CEC9

text

#070F0A

muted

#7A7F7C

Preview Lab

Preview with #257D4C

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

Preview Lab → · Contrast checker → · Palette generator →