#0B3E4E#0B3E4E

#0B3E4E is a dark, muted cyan. Relative luminance 0.041; OKLCH L 34.0% C 0.058 H 224.1°. Best body text is #FFFFFF at 11.58:1 contrast (WCAG AA passes).

Color values

HEX	#0B3E4E
RGB	rgb(11, 62, 78)
HSL	hsl(194, 75%, 17%)
HSV	hsv(194, 86%, 31%)
CMYK	cmyk(85.9%, 20.5%, 0%, 69.4%)
CIE-LAB	lab(23.89, -9.89, -14.36)
CIE-LCH	lch(23.89, 17.44, 235.44°)
OKLab	oklab(33.98% -0.0416 -0.0403)
OKLCH	oklch(33.98% 0.058 224.1)
XYZ	xyz(3.2352, 4.0661, 7.8206)
Luminance	0.0407 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B3E4E #4E1B0B

analogous

#0B4E3C #0B3E4E #0B1D4E

triadic

#0B3E4E #4E0B3E #3E4E0B

tetradic

#0B3E4E #3C0B4E #4E1B0B #1D4E0B

square

#0B3E4E #3C0B4E #4E1B0B #1D4E0B

split-complementary

#0B3E4E #4E0B1D #4E3C0B

monochromatic

#04151B #04151B #0B3E4E #136984 #1A93B9

Accessibility & contrast

On white

11.58

#0B3E4E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#0B3E4E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B3E4E

11.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B3E4E	#FFFFFF	#000000	##FFFFFF
##0B3E4E	1.00	11.58	1.81	11.58
#FFFFFF	11.58	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#353C4F

Deuteranopia (green-blind)

#2C364E

Tritanopia (blue-blind)

#004343

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #0b3e4e;
/* rgb */ color: rgb(11, 62, 78);
/* oklch */ color: oklch(34.0% 0.058 224.1);

Tailwind

colors: {
  custom: {
    50: '#57737f',
    500: '#0b3e4e',
    950: '#000000',
  },
}

SCSS

$custom: #0b3e4e;
$custom-light: #57737f;
$custom-dark: #000000;

JSON

{
  "hex": "#0b3e4e",
  "rgb": {
    "r": 11,
    "g": 62,
    "b": 78
  },
  "hsl": {
    "h": 194.328,
    "s": 75.281,
    "l": 17.451
  },
  "oklch": {
    "l": 0.33976,
    "c": 0.05788,
    "h": 224.1
  },
  "luminance": 0.04066
}

Semantic roles & 50–950 ramp

primary

#0B3E4E

secondary

#8A422B

accent

#6336F2

background

#F5F6F7

surface

#E9ECEE

border

#C5C7C9

text

#04080A

muted

#797B7C

Preview Lab

Preview with #0B3E4E

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

Preview Lab → · Contrast checker → · Palette generator →