#154F6B#154F6B

#154F6B is a dark, moderate cyan. Relative luminance 0.068; OKLCH L 40.5% C 0.074 H 234.3°. Best body text is #FFFFFF at 8.89:1 contrast (WCAG AA passes).

Color values

HEX	#154F6B
RGB	rgb(21, 79, 107)
HSL	hsl(200, 67%, 25%)
HSV	hsv(200, 80%, 42%)
CMYK	cmyk(80.4%, 26.2%, 0%, 58%)
CIE-LAB	lab(31.38, -7.83, -21.42)
CIE-LCH	lch(31.38, 22.81, 249.92°)
OKLab	oklab(40.49% -0.0434 -0.0604)
OKLCH	oklch(40.49% 0.074 234.3)
XYZ	xyz(5.7580, 6.8122, 14.9185)
Luminance	0.0681 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#154F6B #6B3115

analogous

#156B5C #154F6B #15246B

triadic

#154F6B #6B154F #4F6B15

tetradic

#154F6B #5C156B #6B3115 #246B15

square

#154F6B #5C156B #6B3115 #246B15

split-complementary

#154F6B #6B1524 #6B5C15

monochromatic

#05131A #0B2938 #154F6B #1F759E #299BD1

Accessibility & contrast

On white

8.89

#154F6B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.36

#154F6B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #154F6B

8.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##154F6B	#FFFFFF	#000000	##FFFFFF
##154F6B	1.00	8.89	2.36	8.89
#FFFFFF	8.89	1.00	21.00	1.00
#000000	2.36	21.00	1.00	21.00
##FFFFFF	8.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#414E6C

Deuteranopia (green-blind)

#36466B

Tritanopia (blue-blind)

#005659

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #154f6b;
/* rgb */ color: rgb(21, 79, 107);
/* oklch */ color: oklch(40.5% 0.074 234.3);

Tailwind

colors: {
  custom: {
    50: '#618095',
    500: '#154f6b',
    950: '#000000',
  },
}

SCSS

$custom: #154f6b;
$custom-light: #618095;
$custom-dark: #000000;

JSON

{
  "hex": "#154f6b",
  "rgb": {
    "r": 21,
    "g": 79,
    "b": 107
  },
  "hsl": {
    "h": 199.535,
    "s": 67.188,
    "l": 25.098
  },
  "oklch": {
    "l": 0.40487,
    "c": 0.07434,
    "h": 234.3
  },
  "luminance": 0.06813
}

Semantic roles & 50–950 ramp

primary

#154F6B

secondary

#A25C3A

accent

#763EEA

background

#F6F7F9

surface

#EBEEF1

border

#C6C9CB

text

#060A0D

muted

#7A7C7E

Preview Lab

Preview with #154F6B

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

Preview Lab → · Contrast checker → · Palette generator →