#153E53#153E53

#153E53 is a dark, muted cyan. Relative luminance 0.042; OKLCH L 34.6% C 0.058 H 234.4°. Best body text is #FFFFFF at 11.38:1 contrast (WCAG AA passes).

Color values

HEX	#153E53
RGB	rgb(21, 62, 83)
HSL	hsl(200, 60%, 20%)
HSV	hsv(200, 75%, 33%)
CMYK	cmyk(74.7%, 25.3%, 0%, 67.5%)
CIE-LAB	lab(24.41, -6.40, -16.82)
CIE-LCH	lch(24.41, 18.00, 249.18°)
OKLab	oklab(34.56% -0.0338 -0.0472)
OKLCH	oklch(34.56% 0.058 234.4)
XYZ	xyz(3.5926, 4.2288, 8.8088)
Luminance	0.0423 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#153E53 #532A15

analogous

#155349 #153E53 #151F53

triadic

#153E53 #53153E #3E5315

tetradic

#153E53 #491553 #532A15 #1F5315

square

#153E53 #491553 #532A15 #1F5315

split-complementary

#153E53 #53151F #534915

monochromatic

#061218 #091A22 #153E53 #216284 #2E87B5

Accessibility & contrast

On white

11.38

#153E53 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#153E53 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #153E53

11.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##153E53	#FFFFFF	#000000	##FFFFFF
##153E53	1.00	11.38	1.85	11.38
#FFFFFF	11.38	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#343D54

Deuteranopia (green-blind)

#2B3753

Tritanopia (blue-blind)

#004445

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #153e53;
/* rgb */ color: rgb(21, 62, 83);
/* oklch */ color: oklch(34.6% 0.058 234.4);

Tailwind

colors: {
  custom: {
    50: '#5b7383',
    500: '#153e53',
    950: '#000000',
  },
}

SCSS

$custom: #153e53;
$custom-light: #5b7383;
$custom-dark: #000000;

JSON

{
  "hex": "#153e53",
  "rgb": {
    "r": 21,
    "g": 62,
    "b": 83
  },
  "hsl": {
    "h": 200.323,
    "s": 59.615,
    "l": 20.392
  },
  "oklch": {
    "l": 0.34556,
    "c": 0.05809,
    "h": 234.4
  },
  "luminance": 0.04229
}

Semantic roles & 50–950 ramp

primary

#153E53

secondary

#8B5539

accent

#7A45E3

background

#F5F6F8

surface

#E9ECEF

border

#C5C7CA

text

#04080A

muted

#797B7C

Preview Lab

Preview with #153E53

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

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