#153A6C#153A6C

#153A6C is a dark, moderate cyan. Relative luminance 0.043; OKLCH L 35.1% C 0.097 H 257.0°. Best body text is #FFFFFF at 11.33:1 contrast (WCAG AA passes).

Color values

HEX	#153A6C
RGB	rgb(21, 58, 108)
HSL	hsl(214, 67%, 25%)
HSV	hsv(214, 81%, 42%)
CMYK	cmyk(80.6%, 46.3%, 0%, 57.6%)
CIE-LAB	lab(24.54, 6.53, -32.87)
CIE-LCH	lch(24.54, 33.51, 281.23°)
OKLab	oklab(35.13% -0.0217 -0.0941)
OKLCH	oklch(35.13% 0.097 257)
XYZ	xyz(4.5281, 4.2677, 14.7696)
Luminance	0.0427 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#153A6C #6C4715

analogous

#15656C #153A6C #1C156C

triadic

#153A6C #6C153A #3A6C15

tetradic

#153A6C #6C1565 #6C4715 #156C1C

square

#153A6C #6C1565 #6C4715 #156C1C

split-complementary

#153A6C #6C1C15 #656C15

monochromatic

#050E1A #0B1E39 #153A6C #1F569F #2971D2

Accessibility & contrast

On white

11.33

#153A6C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#153A6C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #153A6C

11.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##153A6C	#FFFFFF	#000000	##FFFFFF
##153A6C	1.00	11.33	1.85	11.33
#FFFFFF	11.33	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#213F6E

Deuteranopia (green-blind)

#10376B

Tritanopia (blue-blind)

#00464D

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #153a6c;
/* rgb */ color: rgb(21, 58, 108);
/* oklch */ color: oklch(35.1% 0.097 257.0);

Tailwind

colors: {
  custom: {
    50: '#616f96',
    500: '#153a6c',
    950: '#000000',
  },
}

SCSS

$custom: #153a6c;
$custom-light: #616f96;
$custom-dark: #000000;

JSON

{
  "hex": "#153a6c",
  "rgb": {
    "r": 21,
    "g": 58,
    "b": 108
  },
  "hsl": {
    "h": 214.483,
    "s": 67.442,
    "l": 25.294
  },
  "oklch": {
    "l": 0.35128,
    "c": 0.09662,
    "h": 257
  },
  "luminance": 0.04268
}

Semantic roles & 50–950 ramp

primary

#153A6C

secondary

#A3763A

accent

#A13DEA

background

#F6F6F9

surface

#EBECF2

border

#C6C7CC

text

#06070D

muted

#7A7A7E

Preview Lab

Preview with #153A6C

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

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