#151E7C#151E7C

#151E7C is a dark, vivid blue. Relative luminance 0.025; OKLCH L 30.8% C 0.155 H 269.3°. Best body text is #FFFFFF at 13.92:1 contrast (WCAG AA passes).

Color values

HEX	#151E7C
RGB	rgb(21, 30, 124)
HSL	hsl(235, 71%, 28%)
HSV	hsv(235, 83%, 49%)
CMYK	cmyk(83.1%, 75.8%, 0%, 51.4%)
CIE-LAB	lab(18.11, 32.64, -53.58)
CIE-LCH	lch(18.11, 62.74, 301.35°)
OKLab	oklab(30.76% -0.0019 -0.1552)
OKLCH	oklch(30.76% 0.155 269.3)
XYZ	xyz(4.4104, 2.5427, 19.3232)
Luminance	0.0254 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#151E7C #7C7315

analogous

#15517C #151E7C #3F157C

triadic

#151E7C #7C151E #1E7C15

tetradic

#151E7C #7C1551 #7C7315 #157C3F

square

#151E7C #7C1551 #7C7315 #157C3F

split-complementary

#151E7C #7C3F15 #517C15

monochromatic

#04061A #0C1148 #151E7C #1E2BB0 #303FDC

Accessibility & contrast

On white

13.92

#151E7C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.51

#151E7C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #151E7C

13.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##151E7C	#FFFFFF	#000000	##FFFFFF
##151E7C	1.00	13.92	1.51	13.92
#FFFFFF	13.92	1.00	21.00	1.00
#000000	1.51	21.00	1.00	21.00
##FFFFFF	13.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00317F

Deuteranopia (green-blind)

#00277A

Tritanopia (blue-blind)

#00394B

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #151e7c;
/* rgb */ color: rgb(21, 30, 124);
/* oklch */ color: oklch(30.8% 0.155 269.3);

Tailwind

colors: {
  custom: {
    50: '#675aa3',
    500: '#151e7c',
    950: '#000000',
  },
}

SCSS

$custom: #151e7c;
$custom-light: #675aa3;
$custom-dark: #000000;

JSON

{
  "hex": "#151e7c",
  "rgb": {
    "r": 21,
    "g": 30,
    "b": 124
  },
  "hsl": {
    "h": 234.757,
    "s": 71.034,
    "l": 28.431
  },
  "oklch": {
    "l": 0.30761,
    "c": 0.15524,
    "h": 269.3
  },
  "luminance": 0.02543
}

Semantic roles & 50–950 ramp

primary

#151E7C

secondary

#B1A73C

accent

#DE3AEE

background

#F6F5FA

surface

#ECE9F4

border

#C7C5CE

text

#07040F

muted

#7A797F

Preview Lab

Preview with #151E7C

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

Preview Lab → · Contrast checker → · Palette generator →