#15407F#15407F

#15407F is a dark, moderate blue. Relative luminance 0.054; OKLCH L 38.0% C 0.117 H 258.5°. Best body text is #FFFFFF at 10.14:1 contrast (WCAG AA passes).

Color values

HEX	#15407F
RGB	rgb(21, 64, 127)
HSL	hsl(216, 72%, 29%)
HSV	hsv(216, 83%, 50%)
CMYK	cmyk(83.5%, 49.6%, 0%, 50.2%)
CIE-LAB	lab(27.73, 10.28, -39.78)
CIE-LCH	lch(27.73, 41.08, 284.49°)
OKLab	oklab(38.02% -0.0233 -0.1143)
OKLCH	oklch(38.02% 0.117 258.5)
XYZ	xyz(5.9720, 5.3578, 20.7940)
Luminance	0.0536 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#15407F #7F5415

analogous

#15757F #15407F #1F157F

triadic

#15407F #7F1540 #407F15

tetradic

#15407F #7F1575 #7F5415 #157F1F

square

#15407F #7F1575 #7F5415 #157F1F

split-complementary

#15407F #7F1F15 #757F15

monochromatic

#040D1A #0C264A #15407F #1E5AB4 #3177DD

Accessibility & contrast

On white

10.14

#15407F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.07

#15407F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #15407F

10.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##15407F	#FFFFFF	#000000	##FFFFFF
##15407F	1.00	10.14	2.07	10.14
#FFFFFF	10.14	1.00	21.00	1.00
#000000	2.07	21.00	1.00	21.00
##FFFFFF	10.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C4781

Deuteranopia (green-blind)

#003D7E

Tritanopia (blue-blind)

#004F59

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #15407f;
/* rgb */ color: rgb(21, 64, 127);
/* oklch */ color: oklch(38.0% 0.117 258.5);

Tailwind

colors: {
  custom: {
    50: '#6574a5',
    500: '#15407f',
    950: '#000000',
  },
}

SCSS

$custom: #15407f;
$custom-light: #6574a5;
$custom-dark: #000000;

JSON

{
  "hex": "#15407f",
  "rgb": {
    "r": 21,
    "g": 64,
    "b": 127
  },
  "hsl": {
    "h": 215.66,
    "s": 71.622,
    "l": 29.02
  },
  "oklch": {
    "l": 0.38015,
    "c": 0.1167,
    "h": 258.5
  },
  "luminance": 0.05359
}

Semantic roles & 50–950 ramp

primary

#15407F

secondary

#B4833C

accent

#A539EE

background

#F6F7FA

surface

#EBEDF4

border

#C6C8CE

text

#07080F

muted

#7A7B7F

Preview Lab

Preview with #15407F

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

Preview Lab → · Contrast checker → · Palette generator →