#153F56#153F56

#153F56 is a dark, moderate cyan. Relative luminance 0.044; OKLCH L 35.0% C 0.061 H 236.3°. Best body text is #FFFFFF at 11.19:1 contrast (WCAG AA passes).

Color values

HEX	#153F56
RGB	rgb(21, 63, 86)
HSL	hsl(201, 61%, 21%)
HSV	hsv(201, 76%, 34%)
CMYK	cmyk(75.6%, 26.7%, 0%, 66.3%)
CIE-LAB	lab(24.91, -5.87, -18.02)
CIE-LCH	lch(24.91, 18.95, 251.95°)
OKLab	oklab(35% -0.0338 -0.0507)
OKLCH	oklch(35% 0.061 236.3)
XYZ	xyz(3.7658, 4.3859, 9.4504)
Luminance	0.0439 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#153F56 #562C15

analogous

#15564C #153F56 #151E56

triadic

#153F56 #56153F #3F5615

tetradic

#153F56 #4C1556 #562C15 #1E5615

square

#153F56 #4C1556 #562C15 #1E5615

split-complementary

#153F56 #56151E #564C15

monochromatic

#061219 #091B25 #153F56 #216387 #2D87B8

Accessibility & contrast

On white

11.19

#153F56 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#153F56 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #153F56

11.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##153F56	#FFFFFF	#000000	##FFFFFF
##153F56	1.00	11.19	1.88	11.19
#FFFFFF	11.19	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#343F57

Deuteranopia (green-blind)

#2B3856

Tritanopia (blue-blind)

#004547

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #153f56;
/* rgb */ color: rgb(21, 63, 86);
/* oklch */ color: oklch(35.0% 0.061 236.3);

Tailwind

colors: {
  custom: {
    50: '#5c7485',
    500: '#153f56',
    950: '#000000',
  },
}

SCSS

$custom: #153f56;
$custom-light: #5c7485;
$custom-dark: #000000;

JSON

{
  "hex": "#153f56",
  "rgb": {
    "r": 21,
    "g": 63,
    "b": 86
  },
  "hsl": {
    "h": 201.231,
    "s": 60.748,
    "l": 20.98
  },
  "oklch": {
    "l": 0.34999,
    "c": 0.06092,
    "h": 236.3
  },
  "luminance": 0.04386
}

Semantic roles & 50–950 ramp

primary

#153F56

secondary

#8E5739

accent

#7D44E4

background

#F5F7F8

surface

#E9EDEF

border

#C5C8CA

text

#04080B

muted

#797B7C

Preview Lab

Preview with #153F56

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

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