#154B7E#154B7E

#154B7E is a dark, moderate cyan. Relative luminance 0.067; OKLCH L 40.6% C 0.102 H 251.0°. Best body text is #FFFFFF at 8.98:1 contrast (WCAG AA passes).

Color values

HEX	#154B7E
RGB	rgb(21, 75, 126)
HSL	hsl(209, 71%, 29%)
HSV	hsv(209, 83%, 49%)
CMYK	cmyk(83.3%, 40.5%, 0%, 50.6%)
CIE-LAB	lab(31.11, 2.36, -33.74)
CIE-LCH	lch(31.11, 33.83, 274.00°)
OKLab	oklab(40.62% -0.0332 -0.0964)
OKLCH	oklch(40.62% 0.102 251)
XYZ	xyz(6.5898, 6.6971, 20.6800)
Luminance	0.0670 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#154B7E #7E4815

analogous

#157E7D #154B7E #15167E

triadic

#154B7E #7E154B #4B7E15

tetradic

#154B7E #7D157E #7E4815 #167E15

square

#154B7E #7D157E #7E4815 #167E15

split-complementary

#154B7E #7E1516 #7E7D15

monochromatic

#04101A #0C2C4A #154B7E #1E6AB2 #3189DD

Accessibility & contrast

On white

8.98

#154B7E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.34

#154B7E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #154B7E

8.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##154B7E	#FFFFFF	#000000	##FFFFFF
##154B7E	1.00	8.98	2.34	8.98
#FFFFFF	8.98	1.00	21.00	1.00
#000000	2.34	21.00	1.00	21.00
##FFFFFF	8.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#324E80

Deuteranopia (green-blind)

#22457D

Tritanopia (blue-blind)

#00575E

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #154b7e;
/* rgb */ color: rgb(21, 75, 126);
/* oklch */ color: oklch(40.6% 0.102 251.0);

Tailwind

colors: {
  custom: {
    50: '#657ca4',
    500: '#154b7e',
    950: '#000000',
  },
}

SCSS

$custom: #154b7e;
$custom-light: #657ca4;
$custom-dark: #000000;

JSON

{
  "hex": "#154b7e",
  "rgb": {
    "r": 21,
    "g": 75,
    "b": 126
  },
  "hsl": {
    "h": 209.143,
    "s": 71.429,
    "l": 28.824
  },
  "oklch": {
    "l": 0.40615,
    "c": 0.10193,
    "h": 251
  },
  "luminance": 0.06698
}

Semantic roles & 50–950 ramp

primary

#154B7E

secondary

#B3763C

accent

#913AEE

background

#F6F7FA

surface

#EBEEF4

border

#C6C9CE

text

#06090F

muted

#7A7B7F

Preview Lab

Preview with #154B7E

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

Preview Lab → · Contrast checker → · Palette generator →