#154AA5#154AA5

#154AA5 is a dark, vivid blue. Relative luminance 0.078; OKLCH L 43.3% C 0.157 H 260.7°. Best body text is #FFFFFF at 8.22:1 contrast (WCAG AA passes).

Color values

HEX	#154AA5
RGB	rgb(21, 74, 165)
HSL	hsl(218, 77%, 36%)
HSV	hsv(218, 87%, 65%)
CMYK	cmyk(87.3%, 55.2%, 0%, 35.3%)
CIE-LAB	lab(33.50, 19.04, -53.69)
CIE-LCH	lch(33.50, 56.97, 289.53°)
OKLab	oklab(43.32% -0.0254 -0.1551)
OKLCH	oklch(43.32% 0.157 260.7)
XYZ	xyz(9.5471, 7.7724, 36.5870)
Luminance	0.0777 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#154AA5 #A57015

analogous

#1592A5 #154AA5 #2815A5

triadic

#154AA5 #A5154A #4AA515

tetradic

#154AA5 #A51592 #A57015 #15A528

square

#154AA5 #A51592 #A57015 #15A528

split-complementary

#154AA5 #A52815 #92A515

monochromatic

#071938 #0E326F #154AA5 #1C62DB #4C86E8

Accessibility & contrast

On white

8.22

#154AA5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.55

#154AA5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #154AA5

8.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##154AA5	#FFFFFF	#000000	##FFFFFF
##154AA5	1.00	8.22	2.55	8.22
#FFFFFF	8.22	1.00	21.00	1.00
#000000	2.55	21.00	1.00	21.00
##FFFFFF	8.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056A8

Deuteranopia (green-blind)

#0049A3

Tritanopia (blue-blind)

#006170

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #154aa5;
/* rgb */ color: rgb(21, 74, 165);
/* oklch */ color: oklch(43.3% 0.157 260.7);

Tailwind

colors: {
  custom: {
    50: '#6f7bc0',
    500: '#154aa5',
    950: '#000000',
  },
}

SCSS

$custom: #154aa5;
$custom-light: #6f7bc0;
$custom-dark: #000000;

JSON

{
  "hex": "#154aa5",
  "rgb": {
    "r": 21,
    "g": 74,
    "b": 165
  },
  "hsl": {
    "h": 217.917,
    "s": 77.419,
    "l": 36.471
  },
  "oklch": {
    "l": 0.43324,
    "c": 0.15714,
    "h": 260.7
  },
  "luminance": 0.07774
}

Semantic roles & 50–950 ramp

primary

#154AA5

secondary

#CA9C4C

accent

#AD34F4

background

#F7F7FB

surface

#EDEDF7

border

#C8C8D0

text

#090912

muted

#7B7B81

Preview Lab

Preview with #154AA5

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

Preview Lab → · Contrast checker → · Palette generator →