#154D5A#154D5A

#154D5A is a dark, moderate cyan. Relative luminance 0.062; OKLCH L 39.1% C 0.060 H 216.6°. Best body text is #FFFFFF at 9.37:1 contrast (WCAG AA passes).

Color values

HEX	#154D5A
RGB	rgb(21, 77, 90)
HSL	hsl(191, 62%, 22%)
HSV	hsv(191, 77%, 35%)
CMYK	cmyk(76.7%, 14.4%, 0%, 64.7%)
CIE-LAB	lab(29.92, -13.03, -12.87)
CIE-LCH	lch(29.92, 18.32, 224.65°)
OKLab	oklab(39.07% -0.0483 -0.0359)
OKLCH	oklch(39.07% 0.06 216.6)
XYZ	xyz(4.8078, 6.2048, 10.6151)
Luminance	0.0621 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#154D5A #5A2215

analogous

#155A45 #154D5A #152B5A

triadic

#154D5A #5A154D #4D5A15

tetradic

#154D5A #45155A #5A2215 #2B5A15

square

#154D5A #45155A #5A2215 #2B5A15

split-complementary

#154D5A #5A152B #5A4515

monochromatic

#061519 #092328 #154D5A #21778C #2CA2BD

Accessibility & contrast

On white

9.37

#154D5A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.24

#154D5A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #154D5A

9.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##154D5A	#FFFFFF	#000000	##FFFFFF
##154D5A	1.00	9.37	2.24	9.37
#FFFFFF	9.37	1.00	21.00	1.00
#000000	2.24	21.00	1.00	21.00
##FFFFFF	9.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#444A5B

Deuteranopia (green-blind)

#3B435A

Tritanopia (blue-blind)

#005251

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #154d5a;
/* rgb */ color: rgb(21, 77, 90);
/* oklch */ color: oklch(39.1% 0.060 216.6);

Tailwind

colors: {
  custom: {
    50: '#5e7f88',
    500: '#154d5a',
    950: '#000000',
  },
}

SCSS

$custom: #154d5a;
$custom-light: #5e7f88;
$custom-dark: #000000;

JSON

{
  "hex": "#154d5a",
  "rgb": {
    "r": 21,
    "g": 77,
    "b": 90
  },
  "hsl": {
    "h": 191.304,
    "s": 62.162,
    "l": 21.765
  },
  "oklch": {
    "l": 0.3907,
    "c": 0.06017,
    "h": 216.6
  },
  "luminance": 0.06205
}

Semantic roles & 50–950 ramp

primary

#154D5A

secondary

#924A39

accent

#6143E5

background

#F5F7F8

surface

#EAEEEF

border

#C6C9CA

text

#050A0B

muted

#797C7C

Preview Lab

Preview with #154D5A

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

Preview Lab → · Contrast checker → · Palette generator →