#123A3E#123A3E

#123A3E is a dark, muted teal. Relative luminance 0.035; OKLCH L 32.2% C 0.044 H 204.4°. Best body text is #FFFFFF at 12.35:1 contrast (WCAG AA passes).

Color values

HEX	#123A3E
RGB	rgb(18, 58, 62)
HSL	hsl(185, 55%, 16%)
HSV	hsv(185, 71%, 24%)
CMYK	cmyk(71%, 6.5%, 0%, 75.7%)
CIE-LAB	lab(21.95, -12.33, -6.63)
CIE-LCH	lch(21.95, 14.00, 208.28°)
OKLab	oklab(32.25% -0.0405 -0.0184)
OKLCH	oklch(32.25% 0.044 204.4)
XYZ	xyz(2.6316, 3.5022, 5.0938)
Luminance	0.0350 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#123A3E #3E1612

analogous

#123E2C #123A3E #12243E

triadic

#123A3E #3E123A #3A3E12

tetradic

#123A3E #2C123E #3E1612 #243E12

square

#123A3E #2C123E #3E1612 #243E12

split-complementary

#123A3E #3E1224 #3E2C12

monochromatic

#071618 #071618 #123A3E #20666D #2E939D

Accessibility & contrast

On white

12.35

#123A3E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.70

#123A3E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #123A3E

12.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##123A3E	#FFFFFF	#000000	##FFFFFF
##123A3E	1.00	12.35	1.70	12.35
#FFFFFF	12.35	1.00	21.00	1.00
#000000	1.70	21.00	1.00	21.00
##FFFFFF	12.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#35373E

Deuteranopia (green-blind)

#2E323E

Tritanopia (blue-blind)

#003D3B

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #123a3e;
/* rgb */ color: rgb(18, 58, 62);
/* oklch */ color: oklch(32.2% 0.044 204.4);

Tailwind

colors: {
  custom: {
    50: '#567073',
    500: '#123a3e',
    950: '#000000',
  },
}

SCSS

$custom: #123a3e;
$custom-light: #567073;
$custom-dark: #000000;

JSON

{
  "hex": "#123a3e",
  "rgb": {
    "r": 18,
    "g": 58,
    "b": 62
  },
  "hsl": {
    "h": 185.455,
    "s": 55,
    "l": 15.686
  },
  "oklch": {
    "l": 0.32246,
    "c": 0.04447,
    "h": 204.4
  },
  "luminance": 0.03503
}

Semantic roles & 50–950 ramp

primary

#123A3E

secondary

#773B35

accent

#5749DE

background

#F5F6F6

surface

#E9ECEC

border

#C5C7C7

text

#030708

muted

#787A7B

Preview Lab

Preview with #123A3E

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

Preview Lab → · Contrast checker → · Palette generator →