#12453F#12453F

#12453F is a dark, muted teal. Relative luminance 0.047; OKLCH L 35.5% C 0.054 H 184.0°. Best body text is #FFFFFF at 10.78:1 contrast (WCAG AA passes).

Color values

HEX	#12453F
RGB	rgb(18, 69, 63)
HSL	hsl(173, 59%, 17%)
HSV	hsv(173, 74%, 27%)
CMYK	cmyk(73.9%, 0%, 8.7%, 72.9%)
CIE-LAB	lab(25.99, -18.30, -1.29)
CIE-LCH	lch(25.99, 18.35, 184.02°)
OKLab	oklab(35.53% -0.0539 -0.0038)
OKLCH	oklch(35.53% 0.054 184)
XYZ	xyz(3.2744, 4.7434, 5.4447)
Luminance	0.0474 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12453F #451218

analogous

#124526 #12453F #123245

triadic

#12453F #3F1245 #453F12

tetradic

#12453F #261245 #451218 #324512

square

#12453F #261245 #451218 #324512

split-complementary

#12453F #451232 #452612

monochromatic

#061816 #061816 #12453F #1F766B #2BA698

Accessibility & contrast

On white

10.78

#12453F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.95

#12453F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #12453F

10.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12453F	#FFFFFF	#000000	##FFFFFF
##12453F	1.00	10.78	1.95	10.78
#FFFFFF	10.78	1.00	21.00	1.00
#000000	1.95	21.00	1.00	21.00
##FFFFFF	10.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#41413F

Deuteranopia (green-blind)

#3A3B40

Tritanopia (blue-blind)

#004743

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #12453f;
/* rgb */ color: rgb(18, 69, 63);
/* oklch */ color: oklch(35.5% 0.054 184.0);

Tailwind

colors: {
  custom: {
    50: '#587974',
    500: '#12453f',
    950: '#000000',
  },
}

SCSS

$custom: #12453f;
$custom-light: #587974;
$custom-dark: #000000;

JSON

{
  "hex": "#12453f",
  "rgb": {
    "r": 18,
    "g": 69,
    "b": 63
  },
  "hsl": {
    "h": 172.941,
    "s": 58.621,
    "l": 17.059
  },
  "oklch": {
    "l": 0.35529,
    "c": 0.05399,
    "h": 184
  },
  "luminance": 0.04744
}

Semantic roles & 50–950 ramp

primary

#12453F

secondary

#7E353D

accent

#4658E2

background

#F5F7F7

surface

#E9EDED

border

#C5C8C8

text

#040908

muted

#797B7B

Preview Lab

Preview with #12453F

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

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