#15497D#15497D

#15497D is a dark, moderate cyan. Relative luminance 0.064; OKLCH L 40.1% C 0.103 H 252.1°. Best body text is #FFFFFF at 9.21:1 contrast (WCAG AA passes).

Color values

HEX	#15497D
RGB	rgb(21, 73, 125)
HSL	hsl(210, 71%, 29%)
HSV	hsv(210, 83%, 49%)
CMYK	cmyk(83.2%, 41.6%, 0%, 51%)
CIE-LAB	lab(30.41, 3.29, -34.23)
CIE-LCH	lch(30.41, 34.39, 275.48°)
OKLab	oklab(40.05% -0.0316 -0.0979)
OKLCH	oklch(40.05% 0.103 252.1)
XYZ	xyz(6.3921, 6.4044, 20.2973)
Luminance	0.0640 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#15497D #7D4915

analogous

#157D7D #15497D #15157D

triadic

#15497D #7D1549 #497D15

tetradic

#15497D #7D157D #7D4915 #157D15

square

#15497D #7D157D #7D4915 #157D15

split-complementary

#15497D #7D1515 #7D7D15

monochromatic

#040F1A #0C2A49 #15497D #1E68B1 #3086DC

Accessibility & contrast

On white

9.21

#15497D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.28

#15497D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #15497D

9.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##15497D	#FFFFFF	#000000	##FFFFFF
##15497D	1.00	9.21	2.28	9.21
#FFFFFF	9.21	1.00	21.00	1.00
#000000	2.28	21.00	1.00	21.00
##FFFFFF	9.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#304D7F

Deuteranopia (green-blind)

#1F437C

Tritanopia (blue-blind)

#00555D

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #15497d;
/* rgb */ color: rgb(21, 73, 125);
/* oklch */ color: oklch(40.1% 0.103 252.1);

Tailwind

colors: {
  custom: {
    50: '#657ba3',
    500: '#15497d',
    950: '#000000',
  },
}

SCSS

$custom: #15497d;
$custom-light: #657ba3;
$custom-dark: #000000;

JSON

{
  "hex": "#15497d",
  "rgb": {
    "r": 21,
    "g": 73,
    "b": 125
  },
  "hsl": {
    "h": 210,
    "s": 71.233,
    "l": 28.627
  },
  "oklch": {
    "l": 0.40051,
    "c": 0.10283,
    "h": 252.1
  },
  "luminance": 0.06405
}

Semantic roles & 50–950 ramp

primary

#15497D

secondary

#B2773C

accent

#943AEE

background

#F6F7FA

surface

#EBEDF4

border

#C6C8CE

text

#06090F

muted

#7A7B7F

Preview Lab

Preview with #15497D

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

Preview Lab → · Contrast checker → · Palette generator →