#0A2937#0A2937

#0A2937 is a dark, muted cyan. Relative luminance 0.019; OKLCH L 26.6% C 0.044 H 231.5°. Best body text is #FFFFFF at 15.16:1 contrast (WCAG AA passes).

Color values

HEX	#0A2937
RGB	rgb(10, 41, 55)
HSL	hsl(199, 69%, 13%)
HSV	hsv(199, 82%, 22%)
CMYK	cmyk(81.8%, 25.5%, 0%, 78.4%)
CIE-LAB	lab(15.09, -5.69, -12.32)
CIE-LCH	lch(15.09, 13.57, 245.22°)
OKLab	oklab(26.56% -0.0275 -0.0346)
OKLCH	oklch(26.56% 0.044 231.5)
XYZ	xyz(1.6074, 1.9261, 3.9007)
Luminance	0.0193 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A2937 #37180A

analogous

#0A372E #0A2937 #0A1237

triadic

#0A2937 #370A29 #29370A

tetradic

#0A2937 #2E0A37 #37180A #12370A

square

#0A2937 #2E0A37 #37180A #12370A

split-complementary

#0A2937 #370A12 #372E0A

monochromatic

#05131A #05131A #0A2937 #13506B #1D769F

Accessibility & contrast

On white

15.16

#0A2937 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.39

#0A2937 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A2937

15.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A2937	#FFFFFF	#000000	##FFFFFF
##0A2937	1.00	15.16	1.39	15.16
#FFFFFF	15.16	1.00	21.00	1.00
#000000	1.39	21.00	1.00	21.00
##FFFFFF	15.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#222838

Deuteranopia (green-blind)

#1C2437

Tritanopia (blue-blind)

#002D2E

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #0a2937;
/* rgb */ color: rgb(10, 41, 55);
/* oklch */ color: oklch(26.6% 0.044 231.5);

Tailwind

colors: {
  custom: {
    50: '#50626d',
    500: '#0a2937',
    950: '#000000',
  },
}

SCSS

$custom: #0a2937;
$custom-light: #50626d;
$custom-dark: #000000;

JSON

{
  "hex": "#0a2937",
  "rgb": {
    "r": 10,
    "g": 41,
    "b": 55
  },
  "hsl": {
    "h": 198.667,
    "s": 69.231,
    "l": 12.745
  },
  "oklch": {
    "l": 0.2656,
    "c": 0.04421,
    "h": 231.5
  },
  "luminance": 0.01926
}

Semantic roles & 50–950 ramp

primary

#0A2937

secondary

#744028

accent

#733CEC

background

#F4F5F6

surface

#E7EAEB

border

#C3C6C6

text

#020507

muted

#78797A

Preview Lab

Preview with #0A2937

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

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