#153E5C#153E5C

#153E5C is a dark, moderate cyan. Relative luminance 0.044; OKLCH L 35.1% C 0.069 H 244.0°. Best body text is #FFFFFF at 11.20:1 contrast (WCAG AA passes).

Color values

HEX	#153E5C
RGB	rgb(21, 62, 92)
HSL	hsl(205, 63%, 22%)
HSV	hsv(205, 77%, 36%)
CMYK	cmyk(77.2%, 32.6%, 0%, 63.9%)
CIE-LAB	lab(24.88, -2.83, -21.98)
CIE-LCH	lch(24.88, 22.16, 262.66°)
OKLab	oklab(35.08% -0.0304 -0.0622)
OKLCH	oklch(35.08% 0.069 244)
XYZ	xyz(3.9629, 4.3769, 10.7591)
Luminance	0.0438 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#153E5C #5C3315

analogous

#155C57 #153E5C #151B5C

triadic

#153E5C #5C153E #3E5C15

tetradic

#153E5C #57155C #5C3315 #1B5C15

square

#153E5C #57155C #5C3315 #1B5C15

split-complementary

#153E5C #5C151B #5C5715

monochromatic

#061119 #0A1C2A #153E5C #20608E #2C81C0

Accessibility & contrast

On white

11.20

#153E5C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#153E5C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #153E5C

11.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##153E5C	#FFFFFF	#000000	##FFFFFF
##153E5C	1.00	11.20	1.88	11.20
#FFFFFF	11.20	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#303F5D

Deuteranopia (green-blind)

#26385B

Tritanopia (blue-blind)

#004549

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #153e5c;
/* rgb */ color: rgb(21, 62, 92);
/* oklch */ color: oklch(35.1% 0.069 244.0);

Tailwind

colors: {
  custom: {
    50: '#5d738a',
    500: '#153e5c',
    950: '#000000',
  },
}

SCSS

$custom: #153e5c;
$custom-light: #5d738a;
$custom-dark: #000000;

JSON

{
  "hex": "#153e5c",
  "rgb": {
    "r": 21,
    "g": 62,
    "b": 92
  },
  "hsl": {
    "h": 205.352,
    "s": 62.832,
    "l": 22.157
  },
  "oklch": {
    "l": 0.3508,
    "c": 0.06922,
    "h": 244
  },
  "luminance": 0.04377
}

Semantic roles & 50–950 ramp

primary

#153E5C

secondary

#935F39

accent

#8742E6

background

#F5F6F8

surface

#E9ECF0

border

#C5C7CB

text

#05080B

muted

#797B7C

Preview Lab

Preview with #153E5C

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

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