#1A403F#1A403F

#1A403F is a dark, muted teal. Relative luminance 0.042; OKLCH L 34.4% C 0.043 H 193.0°. Best body text is #FFFFFF at 11.36:1 contrast (WCAG AA passes).

Color values

HEX	#1A403F
RGB	rgb(26, 64, 63)
HSL	hsl(178, 42%, 18%)
HSV	hsv(178, 59%, 25%)
CMYK	cmyk(59.4%, 0%, 1.6%, 74.9%)
CIE-LAB	lab(24.47, -13.71, -3.51)
CIE-LCH	lch(24.47, 14.15, 194.35°)
OKLab	oklab(34.37% -0.042 -0.0097)
OKLCH	oklch(34.37% 0.043 193)
XYZ	xyz(3.1562, 4.2450, 5.3547)
Luminance	0.0425 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A403F #401A1B

analogous

#1A402C #1A403F #1A2E40

triadic

#1A403F #3F1A40 #403F1A

tetradic

#1A403F #2C1A40 #401A1B #2E401A

square

#1A403F #2C1A40 #401A1B #2E401A

split-complementary

#1A403F #401A2E #402C1A

monochromatic

#091615 #091615 #1A403F #2C6C6A #3D9795

Accessibility & contrast

On white

11.36

#1A403F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#1A403F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A403F

11.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A403F	#FFFFFF	#000000	##FFFFFF
##1A403F	1.00	11.36	1.85	11.36
#FFFFFF	11.36	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C3D3F

Deuteranopia (green-blind)

#36383F

Tritanopia (blue-blind)

#004240

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #1a403f;
/* rgb */ color: rgb(26, 64, 63);
/* oklch */ color: oklch(34.4% 0.043 193.0);

Tailwind

colors: {
  custom: {
    50: '#5b7574',
    500: '#1a403f',
    950: '#000000',
  },
}

SCSS

$custom: #1a403f;
$custom-light: #5b7574;
$custom-dark: #000000;

JSON

{
  "hex": "#1a403f",
  "rgb": {
    "r": 26,
    "g": 64,
    "b": 63
  },
  "hsl": {
    "h": 178.421,
    "s": 42.222,
    "l": 17.647
  },
  "oklch": {
    "l": 0.34372,
    "c": 0.04316,
    "h": 193
  },
  "luminance": 0.04245
}

Semantic roles & 50–950 ramp

primary

#1A403F

secondary

#764041

accent

#5659D2

background

#F5F7F7

surface

#E9EDED

border

#C5C8C8

text

#040808

muted

#797B7B

Preview Lab

Preview with #1A403F

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

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