#1A3E40#1A3E40

#1A3E40 is a dark, muted teal. Relative luminance 0.040; OKLCH L 33.8% C 0.041 H 200.2°. Best body text is #FFFFFF at 11.62:1 contrast (WCAG AA passes).

Color values

HEX	#1A3E40
RGB	rgb(26, 62, 64)
HSL	hsl(183, 42%, 18%)
HSV	hsv(183, 59%, 25%)
CMYK	cmyk(59.4%, 3.1%, 0%, 74.9%)
CIE-LAB	lab(23.79, -12.19, -5.18)
CIE-LCH	lch(23.79, 13.25, 203.04°)
OKLab	oklab(33.84% -0.0388 -0.0143)
OKLCH	oklch(33.84% 0.041 200.2)
XYZ	xyz(3.0737, 4.0347, 5.4663)
Luminance	0.0403 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A3E40 #401C1A

analogous

#1A402F #1A3E40 #1A2B40

triadic

#1A3E40 #401A3E #3E401A

tetradic

#1A3E40 #2F1A40 #401C1A #2B401A

square

#1A3E40 #2F1A40 #401C1A #2B401A

split-complementary

#1A3E40 #401A2B #402F1A

monochromatic

#091516 #091516 #1A3E40 #2C686C #3D9297

Accessibility & contrast

On white

11.62

#1A3E40 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#1A3E40 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A3E40

11.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A3E40	#FFFFFF	#000000	##FFFFFF
##1A3E40	1.00	11.62	1.81	11.62
#FFFFFF	11.62	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A3B40

Deuteranopia (green-blind)

#333740

Tritanopia (blue-blind)

#00403E

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #1a3e40;
/* rgb */ color: rgb(26, 62, 64);
/* oklch */ color: oklch(33.8% 0.041 200.2);

Tailwind

colors: {
  custom: {
    50: '#5b7374',
    500: '#1a3e40',
    950: '#000000',
  },
}

SCSS

$custom: #1a3e40;
$custom-light: #5b7374;
$custom-dark: #000000;

JSON

{
  "hex": "#1a3e40",
  "rgb": {
    "r": 26,
    "g": 62,
    "b": 64
  },
  "hsl": {
    "h": 183.158,
    "s": 42.222,
    "l": 17.647
  },
  "oklch": {
    "l": 0.33836,
    "c": 0.04139,
    "h": 200.2
  },
  "luminance": 0.04035
}

Semantic roles & 50–950 ramp

primary

#1A3E40

secondary

#764340

accent

#5C56D2

background

#F5F7F7

surface

#E9EDED

border

#C5C8C8

text

#040808

muted

#797B7B

Preview Lab

Preview with #1A3E40

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

Preview Lab → · Contrast checker → · Palette generator →