#10212F#10212F

#10212F is a very dark, muted cyan. Relative luminance 0.014; OKLCH L 24.0% C 0.035 H 244.9°. Best body text is #FFFFFF at 16.40:1 contrast (WCAG AA passes).

Color values

HEX	#10212F
RGB	rgb(16, 33, 47)
HSL	hsl(207, 49%, 12%)
HSV	hsv(207, 66%, 18%)
CMYK	cmyk(66%, 29.8%, 0%, 81.6%)
CIE-LAB	lab(11.98, -1.93, -11.44)
CIE-LCH	lch(11.98, 11.60, 260.41°)
OKLab	oklab(24.02% -0.015 -0.032)
OKLCH	oklch(24.02% 0.035 244.9)
XYZ	xyz(1.2704, 1.4030, 2.8926)
Luminance	0.0140 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#10212F #2F1E10

analogous

#102F2E #10212F #10122F

triadic

#10212F #2F1021 #212F10

tetradic

#10212F #2E102F #2F1E10 #122F10

square

#10212F #2E102F #2F1E10 #122F10

split-complementary

#10212F #2F1012 #2F2E10

monochromatic

#081017 #081017 #10212F #20415D #2F618A

Accessibility & contrast

On white

16.40

#10212F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.28

#10212F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #10212F

16.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##10212F	#FFFFFF	#000000	##FFFFFF
##10212F	1.00	16.40	1.28	16.40
#FFFFFF	16.40	1.00	21.00	1.00
#000000	1.28	21.00	1.00	21.00
##FFFFFF	16.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B2130

Deuteranopia (green-blind)

#171E2F

Tritanopia (blue-blind)

#012426

Achromatopsia (no color)

#1F1F1F

Design tokens & code

CSS

--color: #10212f;
/* rgb */ color: rgb(16, 33, 47);
/* oklch */ color: oklch(24.0% 0.035 244.9);

Tailwind

colors: {
  custom: {
    50: '#515c67',
    500: '#10212f',
    950: '#000000',
  },
}

SCSS

$custom: #10212f;
$custom-light: #515c67;
$custom-dark: #000000;

JSON

{
  "hex": "#10212f",
  "rgb": {
    "r": 16,
    "g": 33,
    "b": 47
  },
  "hsl": {
    "h": 207.097,
    "s": 49.206,
    "l": 12.353
  },
  "oklch": {
    "l": 0.24024,
    "c": 0.03537,
    "h": 244.9
  },
  "luminance": 0.01403
}

Semantic roles & 50–950 ramp

primary

#10212F

secondary

#684B33

accent

#8D4FD9

background

#F4F5F6

surface

#E7E9EB

border

#C3C5C6

text

#020406

muted

#78797A

Preview Lab

Preview with #10212F

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

Preview Lab → · Contrast checker → · Palette generator →