#15458C#15458C

#15458C is a dark, vivid blue. Relative luminance 0.063; OKLCH L 40.2% C 0.129 H 258.7°. Best body text is #FFFFFF at 9.28:1 contrast (WCAG AA passes).

Color values

HEX	#15458C
RGB	rgb(21, 69, 140)
HSL	hsl(216, 74%, 32%)
HSV	hsv(216, 85%, 55%)
CMYK	cmyk(85%, 50.7%, 0%, 45.1%)
CIE-LAB	lab(30.18, 12.22, -43.90)
CIE-LCH	lch(30.18, 45.57, 285.56°)
OKLab	oklab(40.19% -0.0251 -0.1264)
OKLCH	oklch(40.19% 0.129 258.7)
XYZ	xyz(7.1693, 6.3082, 25.6456)
Luminance	0.0631 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#15458C #8C5C15

analogous

#15818C #15458C #20158C

triadic

#15458C #8C1545 #458C15

tetradic

#15458C #8C1581 #8C5C15 #158C20

square

#15458C #8C1581 #8C5C15 #158C20

split-complementary

#15458C #8C2015 #818C15

monochromatic

#051122 #0D2B57 #15458C #1D5FC1 #3A7EE1

Accessibility & contrast

On white

9.28

#15458C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.26

#15458C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #15458C

9.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##15458C	#FFFFFF	#000000	##FFFFFF
##15458C	1.00	9.28	2.26	9.28
#FFFFFF	9.28	1.00	21.00	1.00
#000000	2.26	21.00	1.00	21.00
##FFFFFF	9.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A4D8F

Deuteranopia (green-blind)

#00428B

Tritanopia (blue-blind)

#005662

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #15458c;
/* rgb */ color: rgb(21, 69, 140);
/* oklch */ color: oklch(40.2% 0.129 258.7);

Tailwind

colors: {
  custom: {
    50: '#6978ae',
    500: '#15458c',
    950: '#000000',
  },
}

SCSS

$custom: #15458c;
$custom-light: #6978ae;
$custom-dark: #000000;

JSON

{
  "hex": "#15458c",
  "rgb": {
    "r": 21,
    "g": 69,
    "b": 140
  },
  "hsl": {
    "h": 215.798,
    "s": 73.913,
    "l": 31.569
  },
  "oklch": {
    "l": 0.40192,
    "c": 0.12884,
    "h": 258.7
  },
  "luminance": 0.06309
}

Semantic roles & 50–950 ramp

primary

#15458C

secondary

#C08B3D

accent

#A637F1

background

#F6F7FA

surface

#ECEDF4

border

#C7C8CE

text

#070810

muted

#7A7B7F

Preview Lab

Preview with #15458C

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

Preview Lab → · Contrast checker → · Palette generator →