#154B5F#154B5F

#154B5F is a dark, moderate cyan. Relative luminance 0.060; OKLCH L 38.8% C 0.064 H 227.0°. Best body text is #FFFFFF at 9.53:1 contrast (WCAG AA passes).

Color values

HEX	#154B5F
RGB	rgb(21, 75, 95)
HSL	hsl(196, 64%, 23%)
HSV	hsv(196, 78%, 37%)
CMYK	cmyk(77.9%, 21.1%, 0%, 62.7%)
CIE-LAB	lab(29.46, -9.97, -16.79)
CIE-LCH	lch(29.46, 19.52, 239.30°)
OKLab	oklab(38.77% -0.0438 -0.0471)
OKLCH	oklch(38.77% 0.064 227)
XYZ	xyz(4.8901, 6.0172, 11.7280)
Luminance	0.0602 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#154B5F #5F2915

analogous

#155F4E #154B5F #15265F

triadic

#154B5F #5F154B #4B5F15

tetradic

#154B5F #4E155F #5F2915 #265F15

square

#154B5F #4E155F #5F2915 #265F15

split-complementary

#154B5F #5F1526 #5F4E15

monochromatic

#061419 #0A232D #154B5F #207391 #2B9AC3

Accessibility & contrast

On white

9.53

#154B5F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.20

#154B5F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #154B5F

9.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##154B5F	#FFFFFF	#000000	##FFFFFF
##154B5F	1.00	9.53	2.20	9.53
#FFFFFF	9.53	1.00	21.00	1.00
#000000	2.20	21.00	1.00	21.00
##FFFFFF	9.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#404960

Deuteranopia (green-blind)

#36425F

Tritanopia (blue-blind)

#005152

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #154b5f;
/* rgb */ color: rgb(21, 75, 95);
/* oklch */ color: oklch(38.8% 0.064 227.0);

Tailwind

colors: {
  custom: {
    50: '#5e7d8c',
    500: '#154b5f',
    950: '#000000',
  },
}

SCSS

$custom: #154b5f;
$custom-light: #5e7d8c;
$custom-dark: #000000;

JSON

{
  "hex": "#154b5f",
  "rgb": {
    "r": 21,
    "g": 75,
    "b": 95
  },
  "hsl": {
    "h": 196.216,
    "s": 63.793,
    "l": 22.745
  },
  "oklch": {
    "l": 0.38768,
    "c": 0.0643,
    "h": 227
  },
  "luminance": 0.06018
}

Semantic roles & 50–950 ramp

primary

#154B5F

secondary

#96533A

accent

#6E41E7

background

#F5F7F8

surface

#EAEEF0

border

#C6C9CB

text

#05090C

muted

#797B7D

Preview Lab

Preview with #154B5F

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

Preview Lab → · Contrast checker → · Palette generator →