#154C9F#154C9F

#154C9F is a dark, vivid blue. Relative luminance 0.078; OKLCH L 43.3% C 0.146 H 259.2°. Best body text is #FFFFFF at 8.18:1 contrast (WCAG AA passes).

Color values

HEX	#154C9F
RGB	rgb(21, 76, 159)
HSL	hsl(216, 77%, 35%)
HSV	hsv(216, 87%, 62%)
CMYK	cmyk(86.8%, 52.2%, 0%, 37.6%)
CIE-LAB	lab(33.63, 15.24, -49.89)
CIE-LCH	lch(33.63, 52.16, 286.99°)
OKLab	oklab(43.27% -0.0275 -0.1438)
OKLCH	oklch(43.27% 0.146 259.2)
XYZ	xyz(9.1494, 7.8304, 33.8233)
Luminance	0.0783 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#154C9F #9F6815

analogous

#15919F #154C9F #23159F

triadic

#154C9F #9F154C #4C9F15

tetradic

#154C9F #9F1591 #9F6815 #159F23

square

#154C9F #9F1591 #9F6815 #159F23

split-complementary

#154C9F #9F2315 #919F15

monochromatic

#071833 #0E3269 #154C9F #1C66D5 #4887E7

Accessibility & contrast

On white

8.18

#154C9F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.57

#154C9F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #154C9F

8.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##154C9F	#FFFFFF	#000000	##FFFFFF
##154C9F	1.00	8.18	2.57	8.18
#FFFFFF	8.18	1.00	21.00	1.00
#000000	2.57	21.00	1.00	21.00
##FFFFFF	8.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1256A2

Deuteranopia (green-blind)

#00499D

Tritanopia (blue-blind)

#00606E

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #154c9f;
/* rgb */ color: rgb(21, 76, 159);
/* oklch */ color: oklch(43.3% 0.146 259.2);

Tailwind

colors: {
  custom: {
    50: '#6d7dbc',
    500: '#154c9f',
    950: '#000000',
  },
}

SCSS

$custom: #154c9f;
$custom-light: #6d7dbc;
$custom-dark: #000000;

JSON

{
  "hex": "#154c9f",
  "rgb": {
    "r": 21,
    "g": 76,
    "b": 159
  },
  "hsl": {
    "h": 216.087,
    "s": 76.667,
    "l": 35.294
  },
  "oklch": {
    "l": 0.43274,
    "c": 0.14643,
    "h": 259.2
  },
  "luminance": 0.07832
}

Semantic roles & 50–950 ramp

primary

#154C9F

secondary

#C89548

accent

#A735F3

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#080912

muted

#7B7B81

Preview Lab

Preview with #154C9F

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

Preview Lab → · Contrast checker → · Palette generator →