#277D4B#277D4B

#277D4B is a mid, moderate green. Relative luminance 0.156; OKLCH L 52.5% C 0.113 H 153.9°. Best body text is #FFFFFF at 5.10:1 contrast (WCAG AA passes).

Color values

HEX	#277D4B
RGB	rgb(39, 125, 75)
HSL	hsl(145, 52%, 32%)
HSV	hsv(145, 69%, 49%)
CMYK	cmyk(68.8%, 0%, 40%, 51%)
CIE-LAB	lab(46.45, -37.65, 20.01)
CIE-LCH	lch(46.45, 42.63, 152.01°)
OKLab	oklab(52.55% -0.1018 0.0499)
OKLCH	oklch(52.55% 0.113 153.9)
XYZ	xyz(9.4395, 15.6056, 9.1699)
Luminance	0.1561 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#277D4B #7D2759

analogous

#2E7D27 #277D4B #277D76

triadic

#277D4B #4B277D #7D4B27

tetradic

#277D4B #272E7D #7D2759 #7D7627

square

#277D4B #272E7D #7D2759 #7D7627

split-complementary

#277D4B #76277D #7D272E

monochromatic

#0A2013 #184E2F #277D4B #36AC67 #55CA86

Accessibility & contrast

On white

5.10

#277D4B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.12

#277D4B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #277D4B

5.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##277D4B	#FFFFFF	#000000	##FFFFFF
##277D4B	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)

#7D7348

Deuteranopia (green-blind)

#726B4E

Tritanopia (blue-blind)

#007B70

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #277d4b;
/* rgb */ color: rgb(39, 125, 75);
/* oklch */ color: oklch(52.5% 0.113 153.9);

Tailwind

colors: {
  custom: {
    50: '#6ca37d',
    500: '#277d4b',
    950: '#000000',
  },
}

SCSS

$custom: #277d4b;
$custom-light: #6ca37d;
$custom-dark: #000000;

JSON

{
  "hex": "#277d4b",
  "rgb": {
    "r": 39,
    "g": 125,
    "b": 75
  },
  "hsl": {
    "h": 145.116,
    "s": 52.439,
    "l": 32.157
  },
  "oklch": {
    "l": 0.52549,
    "c": 0.11335,
    "h": 153.9
  },
  "luminance": 0.15607
}

Semantic roles & 50–950 ramp

primary

#277D4B

secondary

#AF5187

accent

#4CA0DC

background

#F6FAF7

surface

#ECF4EE

border

#C7CEC9

text

#080F0A

muted

#7A7F7C

Preview Lab

Preview with #277D4B

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

Preview Lab → · Contrast checker → · Palette generator →