#154B7F#154B7F

#154B7F is a dark, moderate cyan. Relative luminance 0.067; OKLCH L 40.7% C 0.103 H 251.4°. Best body text is #FFFFFF at 8.96:1 contrast (WCAG AA passes).

Color values

HEX	#154B7F
RGB	rgb(21, 75, 127)
HSL	hsl(209, 72%, 29%)
HSV	hsv(209, 83%, 50%)
CMYK	cmyk(83.5%, 40.9%, 0%, 50.2%)
CIE-LAB	lab(31.17, 2.77, -34.27)
CIE-LCH	lch(31.17, 34.38, 274.62°)
OKLab	oklab(40.68% -0.0329 -0.0979)
OKLCH	oklch(40.68% 0.103 251.4)
XYZ	xyz(6.6546, 6.7231, 21.0215)
Luminance	0.0672 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#154B7F #7F4915

analogous

#157F7E #154B7F #15167F

triadic

#154B7F #7F154B #4B7F15

tetradic

#154B7F #7E157F #7F4915 #167F15

square

#154B7F #7E157F #7F4915 #167F15

split-complementary

#154B7F #7F1516 #7F7E15

monochromatic

#04101A #0C2C4A #154B7F #1E6AB4 #3189DD

Accessibility & contrast

On white

8.96

#154B7F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.34

#154B7F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #154B7F

8.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##154B7F	#FFFFFF	#000000	##FFFFFF
##154B7F	1.00	8.96	2.34	8.96
#FFFFFF	8.96	1.00	21.00	1.00
#000000	2.34	21.00	1.00	21.00
##FFFFFF	8.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#324F81

Deuteranopia (green-blind)

#21457E

Tritanopia (blue-blind)

#00575E

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #154b7f;
/* rgb */ color: rgb(21, 75, 127);
/* oklch */ color: oklch(40.7% 0.103 251.4);

Tailwind

colors: {
  custom: {
    50: '#657ca4',
    500: '#154b7f',
    950: '#000000',
  },
}

SCSS

$custom: #154b7f;
$custom-light: #657ca4;
$custom-dark: #000000;

JSON

{
  "hex": "#154b7f",
  "rgb": {
    "r": 21,
    "g": 75,
    "b": 127
  },
  "hsl": {
    "h": 209.434,
    "s": 71.622,
    "l": 29.02
  },
  "oklch": {
    "l": 0.40682,
    "c": 0.10331,
    "h": 251.4
  },
  "luminance": 0.06724
}

Semantic roles & 50–950 ramp

primary

#154B7F

secondary

#B4773C

accent

#9239EE

background

#F6F7FA

surface

#EBEEF4

border

#C6C9CE

text

#07090F

muted

#7A7B7F

Preview Lab

Preview with #154B7F

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

Preview Lab → · Contrast checker → · Palette generator →