#153C45#153C45

#153C45 is a dark, muted cyan. Relative luminance 0.038; OKLCH L 33.3% C 0.046 H 215.4°. Best body text is #FFFFFF at 11.90:1 contrast (WCAG AA passes).

Color values

HEX	#153C45
RGB	rgb(21, 60, 69)
HSL	hsl(191, 53%, 18%)
HSV	hsv(191, 70%, 27%)
CMYK	cmyk(69.6%, 13%, 0%, 72.9%)
CIE-LAB	lab(23.07, -10.41, -9.62)
CIE-LCH	lch(23.07, 14.17, 222.75°)
OKLab	oklab(33.27% -0.0375 -0.0267)
OKLCH	oklch(33.27% 0.046 215.4)
XYZ	xyz(2.9989, 3.8205, 6.2085)
Luminance	0.0382 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#153C45 #451E15

analogous

#154536 #153C45 #152445

triadic

#153C45 #45153C #3C4515

tetradic

#153C45 #361545 #451E15 #244515

square

#153C45 #361545 #451E15 #244515

split-complementary

#153C45 #451524 #453615

monochromatic

#071417 #071417 #153C45 #236574 #328EA3

Accessibility & contrast

On white

11.90

#153C45 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#153C45 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #153C45

11.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##153C45	#FFFFFF	#000000	##FFFFFF
##153C45	1.00	11.90	1.76	11.90
#FFFFFF	11.90	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#363A46

Deuteranopia (green-blind)

#2F3545

Tritanopia (blue-blind)

#003F3F

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #153c45;
/* rgb */ color: rgb(21, 60, 69);
/* oklch */ color: oklch(33.3% 0.046 215.4);

Tailwind

colors: {
  custom: {
    50: '#597178',
    500: '#153c45',
    950: '#000000',
  },
}

SCSS

$custom: #153c45;
$custom-light: #597178;
$custom-dark: #000000;

JSON

{
  "hex": "#153c45",
  "rgb": {
    "r": 21,
    "g": 60,
    "b": 69
  },
  "hsl": {
    "h": 191.25,
    "s": 53.333,
    "l": 17.647
  },
  "oklch": {
    "l": 0.33269,
    "c": 0.04607,
    "h": 215.4
  },
  "luminance": 0.03821
}

Semantic roles & 50–950 ramp

primary

#153C45

secondary

#7D4639

accent

#664BDD

background

#F5F6F7

surface

#E9ECED

border

#C5C7C8

text

#040709

muted

#797A7B

Preview Lab

Preview with #153C45

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

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