#255A40#255A40

#255A40 is a dark, moderate teal. Relative luminance 0.081; OKLCH L 42.4% C 0.072 H 159.7°. Best body text is #FFFFFF at 8.03:1 contrast (WCAG AA passes).

Color values

HEX	#255A40
RGB	rgb(37, 90, 64)
HSL	hsl(151, 42%, 25%)
HSV	hsv(151, 59%, 35%)
CMYK	cmyk(58.9%, 0%, 28.9%, 64.7%)
CIE-LAB	lab(34.14, -24.57, 9.81)
CIE-LCH	lch(34.14, 26.45, 158.24°)
OKLab	oklab(42.36% -0.0674 0.025)
OKLCH	oklch(42.36% 0.072 159.7)
XYZ	xyz(5.3441, 8.0753, 6.1266)
Luminance	0.0808 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#255A40 #5A253F

analogous

#255A26 #255A40 #25595A

triadic

#255A40 #40255A #5A4025

tetradic

#255A40 #26255A #5A253F #595A25

square

#255A40 #26255A #5A253F #595A25

split-complementary

#255A40 #5A2559 #5A2625

monochromatic

#09160F #132F21 #255A40 #37855F #49B17E

Accessibility & contrast

On white

8.03

#255A40 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.62

#255A40 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #255A40

8.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##255A40	#FFFFFF	#000000	##FFFFFF
##255A40	1.00	8.03	2.62	8.03
#FFFFFF	8.03	1.00	21.00	1.00
#000000	2.62	21.00	1.00	21.00
##FFFFFF	8.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#59543F

Deuteranopia (green-blind)

#514E42

Tritanopia (blue-blind)

#125A53

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #255a40;
/* rgb */ color: rgb(37, 90, 64);
/* oklch */ color: oklch(42.4% 0.072 159.7);

Tailwind

colors: {
  custom: {
    50: '#658975',
    500: '#255a40',
    950: '#000000',
  },
}

SCSS

$custom: #255a40;
$custom-light: #658975;
$custom-dark: #000000;

JSON

{
  "hex": "#255a40",
  "rgb": {
    "r": 37,
    "g": 90,
    "b": 64
  },
  "hsl": {
    "h": 150.566,
    "s": 41.732,
    "l": 24.902
  },
  "oklch": {
    "l": 0.4236,
    "c": 0.07191,
    "h": 159.7
  },
  "luminance": 0.08076
}

Semantic roles & 50–950 ramp

primary

#255A40

secondary

#8D4D6D

accent

#5693D2

background

#F6F8F7

surface

#EBF0ED

border

#C6CBC8

text

#060B08

muted

#7A7C7B

Preview Lab

Preview with #255A40

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

Preview Lab → · Contrast checker → · Palette generator →