#154C55#154C55

#154C55 is a dark, muted teal. Relative luminance 0.060; OKLCH L 38.6% C 0.057 H 210.6°. Best body text is #FFFFFF at 9.56:1 contrast (WCAG AA passes).

Color values

HEX	#154C55
RGB	rgb(21, 76, 85)
HSL	hsl(188, 60%, 21%)
HSV	hsv(188, 75%, 33%)
CMYK	cmyk(75.3%, 10.6%, 0%, 66.7%)
CIE-LAB	lab(29.37, -14.25, -10.51)
CIE-LCH	lch(29.37, 17.70, 216.41°)
OKLab	oklab(38.56% -0.0495 -0.0292)
OKLCH	oklch(38.56% 0.057 210.6)
XYZ	xyz(4.5327, 5.9837, 9.5086)
Luminance	0.0598 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#154C55 #551E15

analogous

#15553E #154C55 #152C55

triadic

#154C55 #55154C #4C5515

tetradic

#154C55 #3E1555 #551E15 #2C5515

square

#154C55 #3E1555 #551E15 #2C5515

split-complementary

#154C55 #55152C #553E15

monochromatic

#061619 #092024 #154C55 #217886 #2DA4B7

Accessibility & contrast

On white

9.56

#154C55 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.20

#154C55 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #154C55

9.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##154C55	#FFFFFF	#000000	##FFFFFF
##154C55	1.00	9.56	2.20	9.56
#FFFFFF	9.56	1.00	21.00	1.00
#000000	2.20	21.00	1.00	21.00
##FFFFFF	9.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#444956

Deuteranopia (green-blind)

#3B4255

Tritanopia (blue-blind)

#00504F

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #154c55;
/* rgb */ color: rgb(21, 76, 85);
/* oklch */ color: oklch(38.6% 0.057 210.6);

Tailwind

colors: {
  custom: {
    50: '#5d7e84',
    500: '#154c55',
    950: '#000000',
  },
}

SCSS

$custom: #154c55;
$custom-light: #5d7e84;
$custom-dark: #000000;

JSON

{
  "hex": "#154c55",
  "rgb": {
    "r": 21,
    "g": 76,
    "b": 85
  },
  "hsl": {
    "h": 188.438,
    "s": 60.377,
    "l": 20.784
  },
  "oklch": {
    "l": 0.38557,
    "c": 0.05744,
    "h": 210.6
  },
  "luminance": 0.05984
}

Semantic roles & 50–950 ramp

primary

#154C55

secondary

#8D4539

accent

#5B44E4

background

#F5F7F8

surface

#E9EEEF

border

#C5C9CA

text

#050A0B

muted

#797C7C

Preview Lab

Preview with #154C55

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

Preview Lab → · Contrast checker → · Palette generator →