#154A55#154A55

#154A55 is a dark, muted cyan. Relative luminance 0.057; OKLCH L 38.0% C 0.057 H 214.4°. Best body text is #FFFFFF at 9.80:1 contrast (WCAG AA passes).

Color values

HEX	#154A55
RGB	rgb(21, 74, 85)
HSL	hsl(190, 60%, 21%)
HSV	hsv(190, 75%, 33%)
CMYK	cmyk(75.3%, 12.9%, 0%, 66.7%)
CIE-LAB	lab(28.68, -13.07, -11.57)
CIE-LCH	lch(28.68, 17.46, 221.50°)
OKLab	oklab(38% -0.0471 -0.0322)
OKLCH	oklch(38% 0.057 214.4)
XYZ	xyz(4.3970, 5.7124, 9.4634)
Luminance	0.0571 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#154A55 #552015

analogous

#155540 #154A55 #152A55

triadic

#154A55 #55154A #4A5515

tetradic

#154A55 #401555 #552015 #2A5515

square

#154A55 #401555 #552015 #2A5515

split-complementary

#154A55 #55152A #554015

monochromatic

#061519 #091F24 #154A55 #217586 #2D9FB7

Accessibility & contrast

On white

9.80

#154A55 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.14

#154A55 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #154A55

9.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##154A55	#FFFFFF	#000000	##FFFFFF
##154A55	1.00	9.80	2.14	9.80
#FFFFFF	9.80	1.00	21.00	1.00
#000000	2.14	21.00	1.00	21.00
##FFFFFF	9.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#424756

Deuteranopia (green-blind)

#394155

Tritanopia (blue-blind)

#004E4D

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #154a55;
/* rgb */ color: rgb(21, 74, 85);
/* oklch */ color: oklch(38.0% 0.057 214.4);

Tailwind

colors: {
  custom: {
    50: '#5d7c84',
    500: '#154a55',
    950: '#000000',
  },
}

SCSS

$custom: #154a55;
$custom-light: #5d7c84;
$custom-dark: #000000;

JSON

{
  "hex": "#154a55",
  "rgb": {
    "r": 21,
    "g": 74,
    "b": 85
  },
  "hsl": {
    "h": 190.313,
    "s": 60.377,
    "l": 20.784
  },
  "oklch": {
    "l": 0.37997,
    "c": 0.05706,
    "h": 214.4
  },
  "luminance": 0.05713
}

Semantic roles & 50–950 ramp

primary

#154A55

secondary

#8D4739

accent

#6044E4

background

#F5F7F8

surface

#E9EEEF

border

#C5C9CA

text

#05090B

muted

#797B7C

Preview Lab

Preview with #154A55

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

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