#153E5D#153E5D

#153E5D is a dark, moderate cyan. Relative luminance 0.044; OKLCH L 35.1% C 0.071 H 244.8°. Best body text is #FFFFFF at 11.18:1 contrast (WCAG AA passes).

Color values

HEX	#153E5D
RGB	rgb(21, 62, 93)
HSL	hsl(206, 63%, 22%)
HSV	hsv(206, 77%, 36%)
CMYK	cmyk(77.4%, 33.3%, 0%, 63.5%)
CIE-LAB	lab(24.93, -2.43, -22.54)
CIE-LCH	lch(24.93, 22.68, 263.86°)
OKLab	oklab(35.14% -0.03 -0.0638)
OKLCH	oklch(35.14% 0.071 244.8)
XYZ	xyz(4.0069, 4.3945, 10.9909)
Luminance	0.0440 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#153E5D #5D3415

analogous

#155D58 #153E5D #151A5D

triadic

#153E5D #5D153E #3E5D15

tetradic

#153E5D #58155D #5D3415 #1A5D15

square

#153E5D #58155D #5D3415 #1A5D15

split-complementary

#153E5D #5D151A #5D5815

monochromatic

#061119 #0A1D2B #153E5D #205F8F #2C81C1

Accessibility & contrast

On white

11.18

#153E5D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#153E5D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #153E5D

11.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##153E5D	#FFFFFF	#000000	##FFFFFF
##153E5D	1.00	11.18	1.88	11.18
#FFFFFF	11.18	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#303F5E

Deuteranopia (green-blind)

#26385C

Tritanopia (blue-blind)

#004649

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #153e5d;
/* rgb */ color: rgb(21, 62, 93);
/* oklch */ color: oklch(35.1% 0.071 244.8);

Tailwind

colors: {
  custom: {
    50: '#5d738b',
    500: '#153e5d',
    950: '#000000',
  },
}

SCSS

$custom: #153e5d;
$custom-light: #5d738b;
$custom-dark: #000000;

JSON

{
  "hex": "#153e5d",
  "rgb": {
    "r": 21,
    "g": 62,
    "b": 93
  },
  "hsl": {
    "h": 205.833,
    "s": 63.158,
    "l": 22.353
  },
  "oklch": {
    "l": 0.35141,
    "c": 0.07055,
    "h": 244.8
  },
  "luminance": 0.04395
}

Semantic roles & 50–950 ramp

primary

#153E5D

secondary

#946139

accent

#8842E6

background

#F5F6F8

surface

#E9ECF0

border

#C5C7CB

text

#05080C

muted

#797B7D

Preview Lab

Preview with #153E5D

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

Preview Lab → · Contrast checker → · Palette generator →