#10423B#10423B

#10423B is a dark, muted teal. Relative luminance 0.043; OKLCH L 34.4% C 0.053 H 181.9°. Best body text is #FFFFFF at 11.26:1 contrast (WCAG AA passes).

Color values

HEX	#10423B
RGB	rgb(16, 66, 59)
HSL	hsl(172, 61%, 16%)
HSV	hsv(172, 76%, 26%)
CMYK	cmyk(75.8%, 0%, 10.6%, 74.1%)
CIE-LAB	lab(24.71, -18.32, -0.54)
CIE-LCH	lch(24.71, 18.33, 181.69°)
OKLab	oklab(34.43% -0.0534 -0.0018)
OKLCH	oklch(34.43% 0.053 181.9)
XYZ	xyz(2.9509, 4.3220, 4.8155)
Luminance	0.0432 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#10423B #421017

analogous

#104222 #10423B #103042

triadic

#10423B #3B1042 #423B10

tetradic

#10423B #221042 #421017 #304210

square

#10423B #221042 #421017 #304210

split-complementary

#10423B #421030 #422210

monochromatic

#061916 #061916 #10423B #1C7367 #28A593

Accessibility & contrast

On white

11.26

#10423B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#10423B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #10423B

11.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##10423B	#FFFFFF	#000000	##FFFFFF
##10423B	1.00	11.26	1.86	11.26
#FFFFFF	11.26	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F3E3B

Deuteranopia (green-blind)

#37383C

Tritanopia (blue-blind)

#004340

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #10423b;
/* rgb */ color: rgb(16, 66, 59);
/* oklch */ color: oklch(34.4% 0.053 181.9);

Tailwind

colors: {
  custom: {
    50: '#577670',
    500: '#10423b',
    950: '#000000',
  },
}

SCSS

$custom: #10423b;
$custom-light: #577670;
$custom-dark: #000000;

JSON

{
  "hex": "#10423b",
  "rgb": {
    "r": 16,
    "g": 66,
    "b": 59
  },
  "hsl": {
    "h": 171.6,
    "s": 60.976,
    "l": 16.078
  },
  "oklch": {
    "l": 0.34426,
    "c": 0.05346,
    "h": 181.9
  },
  "luminance": 0.04322
}

Semantic roles & 50–950 ramp

primary

#10423B

secondary

#7C323C

accent

#445AE4

background

#F5F7F6

surface

#E9EDEC

border

#C5C8C7

text

#030807

muted

#787B7A

Preview Lab

Preview with #10423B

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

Preview Lab → · Contrast checker → · Palette generator →