#0A3E45#0A3E45

#0A3E45 is a dark, muted teal. Relative luminance 0.039; OKLCH L 33.5% C 0.053 H 208.5°. Best body text is #FFFFFF at 11.75:1 contrast (WCAG AA passes).

Color values

HEX	#0A3E45
RGB	rgb(10, 62, 69)
HSL	hsl(187, 75%, 15%)
HSV	hsv(187, 86%, 27%)
CMYK	cmyk(85.5%, 10.1%, 0%, 72.9%)
CIE-LAB	lab(23.47, -13.50, -9.04)
CIE-LCH	lch(23.47, 16.25, 213.81°)
OKLab	oklab(33.5% -0.0463 -0.0252)
OKLCH	oklch(33.5% 0.053 208.5)
XYZ	xyz(2.9215, 3.9391, 6.2354)
Luminance	0.0394 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A3E45 #45110A

analogous

#0A452E #0A3E45 #0A2045

triadic

#0A3E45 #450A3E #3E450A

tetradic

#0A3E45 #2E0A45 #45110A #20450A

square

#0A3E45 #2E0A45 #45110A #20450A

split-complementary

#0A3E45 #450A20 #452E0A

monochromatic

#04181B #04181B #0A3E45 #126E7A #199EB0

Accessibility & contrast

On white

11.75

#0A3E45 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#0A3E45 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A3E45

11.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A3E45	#FFFFFF	#000000	##FFFFFF
##0A3E45	1.00	11.75	1.79	11.75
#FFFFFF	11.75	1.00	21.00	1.00
#000000	1.79	21.00	1.00	21.00
##FFFFFF	11.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#383B45

Deuteranopia (green-blind)

#303545

Tritanopia (blue-blind)

#004140

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #0a3e45;
/* rgb */ color: rgb(10, 62, 69);
/* oklch */ color: oklch(33.5% 0.053 208.5);

Tailwind

colors: {
  custom: {
    50: '#557378',
    500: '#0a3e45',
    950: '#000000',
  },
}

SCSS

$custom: #0a3e45;
$custom-light: #557378;
$custom-dark: #000000;

JSON

{
  "hex": "#0a3e45",
  "rgb": {
    "r": 10,
    "g": 62,
    "b": 69
  },
  "hsl": {
    "h": 187.119,
    "s": 74.684,
    "l": 15.49
  },
  "oklch": {
    "l": 0.335,
    "c": 0.05267,
    "h": 208.5
  },
  "luminance": 0.03939
}

Semantic roles & 50–950 ramp

primary

#0A3E45

secondary

#823329

accent

#4D36F1

background

#F5F7F7

surface

#E9EDED

border

#C5C8C8

text

#030809

muted

#787B7B

Preview Lab

Preview with #0A3E45

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

Preview Lab → · Contrast checker → · Palette generator →