#153E5E#153E5E

#153E5E is a dark, moderate cyan. Relative luminance 0.044; OKLCH L 35.2% C 0.072 H 245.6°. Best body text is #FFFFFF at 11.15:1 contrast (WCAG AA passes).

Color values

HEX	#153E5E
RGB	rgb(21, 62, 94)
HSL	hsl(206, 63%, 23%)
HSV	hsv(206, 78%, 37%)
CMYK	cmyk(77.7%, 34%, 0%, 63.1%)
CIE-LAB	lab(24.99, -2.02, -23.11)
CIE-LCH	lch(24.99, 23.20, 265.00°)
OKLab	oklab(35.2% -0.0297 -0.0655)
OKLCH	oklch(35.2% 0.072 245.6)
XYZ	xyz(4.0515, 4.4124, 11.2257)
Luminance	0.0441 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#153E5E #5E3515

analogous

#155E59 #153E5E #151A5E

triadic

#153E5E #5E153E #3E5E15

tetradic

#153E5E #59155E #5E3515 #1A5E15

square

#153E5E #59155E #5E3515 #1A5E15

split-complementary

#153E5E #5E151A #5E5915

monochromatic

#061019 #0A1D2C #153E5E #205F90 #2B80C2

Accessibility & contrast

On white

11.15

#153E5E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#153E5E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #153E5E

11.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##153E5E	#FFFFFF	#000000	##FFFFFF
##153E5E	1.00	11.15	1.88	11.15
#FFFFFF	11.15	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F3F5F

Deuteranopia (green-blind)

#25385D

Tritanopia (blue-blind)

#004649

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #153e5e;
/* rgb */ color: rgb(21, 62, 94);
/* oklch */ color: oklch(35.2% 0.072 245.6);

Tailwind

colors: {
  custom: {
    50: '#5d738c',
    500: '#153e5e',
    950: '#000000',
  },
}

SCSS

$custom: #153e5e;
$custom-light: #5d738c;
$custom-dark: #000000;

JSON

{
  "hex": "#153e5e",
  "rgb": {
    "r": 21,
    "g": 62,
    "b": 94
  },
  "hsl": {
    "h": 206.301,
    "s": 63.478,
    "l": 22.549
  },
  "oklch": {
    "l": 0.35203,
    "c": 0.0719,
    "h": 245.6
  },
  "luminance": 0.04413
}

Semantic roles & 50–950 ramp

primary

#153E5E

secondary

#956239

accent

#8A41E7

background

#F5F6F8

surface

#E9ECF0

border

#C5C7CB

text

#05080C

muted

#797B7D

Preview Lab

Preview with #153E5E

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

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