#15488B#15488B

#15488B is a dark, vivid cyan. Relative luminance 0.067; OKLCH L 40.8% C 0.124 H 257.1°. Best body text is #FFFFFF at 9.01:1 contrast (WCAG AA passes).

Color values

HEX	#15488B
RGB	rgb(21, 72, 139)
HSL	hsl(214, 74%, 31%)
HSV	hsv(214, 85%, 55%)
CMYK	cmyk(84.9%, 48.2%, 0%, 45.5%)
CIE-LAB	lab(31.01, 9.75, -41.93)
CIE-LCH	lch(31.01, 43.05, 283.08°)
OKLab	oklab(40.81% -0.0277 -0.1205)
OKLCH	oklch(40.81% 0.124 257.1)
XYZ	xyz(7.2851, 6.6573, 25.3221)
Luminance	0.0666 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#15488B #8B5815

analogous

#15838B #15488B #1D158B

triadic

#15488B #8B1548 #488B15

tetradic

#15488B #8B1583 #8B5815 #158B1D

square

#15488B #8B1583 #8B5815 #158B1D

split-complementary

#15488B #8B1D15 #838B15

monochromatic

#051121 #0D2C56 #15488B #1D64C0 #3982E1

Accessibility & contrast

On white

9.01

#15488B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.33

#15488B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #15488B

9.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##15488B	#FFFFFF	#000000	##FFFFFF
##15488B	1.00	9.01	2.33	9.01
#FFFFFF	9.01	1.00	21.00	1.00
#000000	2.33	21.00	1.00	21.00
##FFFFFF	9.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#234F8E

Deuteranopia (green-blind)

#00448A

Tritanopia (blue-blind)

#005862

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #15488b;
/* rgb */ color: rgb(21, 72, 139);
/* oklch */ color: oklch(40.8% 0.124 257.1);

Tailwind

colors: {
  custom: {
    50: '#687aad',
    500: '#15488b',
    950: '#000000',
  },
}

SCSS

$custom: #15488b;
$custom-light: #687aad;
$custom-dark: #000000;

JSON

{
  "hex": "#15488b",
  "rgb": {
    "r": 21,
    "g": 72,
    "b": 139
  },
  "hsl": {
    "h": 214.068,
    "s": 73.75,
    "l": 31.373
  },
  "oklch": {
    "l": 0.40813,
    "c": 0.12366,
    "h": 257.1
  },
  "luminance": 0.06658
}

Semantic roles & 50–950 ramp

primary

#15488B

secondary

#BF873D

accent

#A037F0

background

#F6F7FA

surface

#ECEDF4

border

#C7C8CE

text

#070910

muted

#7A7B7F

Preview Lab

Preview with #15488B

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

Preview Lab → · Contrast checker → · Palette generator →