#257D77#257D77

#257D77 is a mid, moderate teal. Relative luminance 0.164; OKLCH L 53.7% C 0.082 H 188.4°. Best body text is #FFFFFF at 4.91:1 contrast (WCAG AA passes).

Color values

HEX	#257D77
RGB	rgb(37, 125, 119)
HSL	hsl(176, 54%, 32%)
HSV	hsv(176, 70%, 49%)
CMYK	cmyk(70.4%, 0%, 4.8%, 51%)
CIE-LAB	lab(47.48, -26.88, -4.26)
CIE-LCH	lch(47.48, 27.21, 189.00°)
OKLab	oklab(53.73% -0.0807 -0.012)
OKLCH	oklch(53.73% 0.082 188.4)
XYZ	xyz(11.4248, 16.3911, 20.0109)
Luminance	0.1639 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#257D77 #7D252B

analogous

#257D4B #257D77 #25577D

triadic

#257D77 #77257D #7D7725

tetradic

#257D77 #4B257D #7D252B #577D25

square

#257D77 #4B257D #7D252B #577D25

split-complementary

#257D77 #7D2557 #7D4B25

monochromatic

#091F1D #174E4A #257D77 #33ACA4 #51CBC3

Accessibility & contrast

On white

4.91

#257D77 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.28

#257D77 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #257D77

4.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##257D77	#FFFFFF	#000000	##FFFFFF
##257D77	1.00	4.91	4.28	4.91
#FFFFFF	4.91	1.00	21.00	1.00
#000000	4.28	21.00	1.00	21.00
##FFFFFF	4.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#767677

Deuteranopia (green-blind)

#696D78

Tritanopia (blue-blind)

#00807B

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #257d77;
/* rgb */ color: rgb(37, 125, 119);
/* oklch */ color: oklch(53.7% 0.082 188.4);

Tailwind

colors: {
  custom: {
    50: '#6da39e',
    500: '#257d77',
    950: '#000000',
  },
}

SCSS

$custom: #257d77;
$custom-light: #6da39e;
$custom-dark: #000000;

JSON

{
  "hex": "#257d77",
  "rgb": {
    "r": 37,
    "g": 125,
    "b": 119
  },
  "hsl": {
    "h": 175.909,
    "s": 54.321,
    "l": 31.765
  },
  "oklch": {
    "l": 0.53734,
    "c": 0.08154,
    "h": 188.4
  },
  "luminance": 0.16392
}

Semantic roles & 50–950 ramp

primary

#257D77

secondary

#AF4F55

accent

#4A54DE

background

#F7FAF9

surface

#EDF4F2

border

#C8CECC

text

#080F0E

muted

#7B7F7E

Preview Lab

Preview with #257D77

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

Preview Lab → · Contrast checker → · Palette generator →