#154B7D#154B7D

#154B7D is a dark, moderate cyan. Relative luminance 0.067; OKLCH L 40.5% C 0.101 H 250.6°. Best body text is #FFFFFF at 9.00:1 contrast (WCAG AA passes).

Color values

HEX	#154B7D
RGB	rgb(21, 75, 125)
HSL	hsl(209, 71%, 29%)
HSV	hsv(209, 83%, 49%)
CMYK	cmyk(83.2%, 40%, 0%, 51%)
CIE-LAB	lab(31.05, 1.95, -33.22)
CIE-LCH	lch(31.05, 33.28, 273.36°)
OKLab	oklab(40.55% -0.0334 -0.0948)
OKLCH	oklch(40.55% 0.101 250.6)
XYZ	xyz(6.5256, 6.6715, 20.3419)
Luminance	0.0667 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#154B7D #7D4715

analogous

#157D7B #154B7D #15177D

triadic

#154B7D #7D154B #4B7D15

tetradic

#154B7D #7B157D #7D4715 #177D15

square

#154B7D #7B157D #7D4715 #177D15

split-complementary

#154B7D #7D1517 #7D7B15

monochromatic

#04101A #0C2C49 #154B7D #1E6AB1 #308ADC

Accessibility & contrast

On white

9.00

#154B7D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.33

#154B7D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #154B7D

9.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##154B7D	#FFFFFF	#000000	##FFFFFF
##154B7D	1.00	9.00	2.33	9.00
#FFFFFF	9.00	1.00	21.00	1.00
#000000	2.33	21.00	1.00	21.00
##FFFFFF	9.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#334E7F

Deuteranopia (green-blind)

#23457C

Tritanopia (blue-blind)

#00575E

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #154b7d;
/* rgb */ color: rgb(21, 75, 125);
/* oklch */ color: oklch(40.5% 0.101 250.6);

Tailwind

colors: {
  custom: {
    50: '#657ca3',
    500: '#154b7d',
    950: '#000000',
  },
}

SCSS

$custom: #154b7d;
$custom-light: #657ca3;
$custom-dark: #000000;

JSON

{
  "hex": "#154b7d",
  "rgb": {
    "r": 21,
    "g": 75,
    "b": 125
  },
  "hsl": {
    "h": 208.846,
    "s": 71.233,
    "l": 28.627
  },
  "oklch": {
    "l": 0.40548,
    "c": 0.10056,
    "h": 250.6
  },
  "luminance": 0.06672
}

Semantic roles & 50–950 ramp

primary

#154B7D

secondary

#B2753C

accent

#903AEE

background

#F6F7FA

surface

#EBEEF4

border

#C6C9CE

text

#06090F

muted

#7A7B7F

Preview Lab

Preview with #154B7D

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

Preview Lab → · Contrast checker → · Palette generator →