#152E7B#152E7B

#152E7B is a dark, vivid blue. Relative luminance 0.035; OKLCH L 33.6% C 0.135 H 265.6°. Best body text is #FFFFFF at 12.29:1 contrast (WCAG AA passes).

Color values

HEX	#152E7B
RGB	rgb(21, 46, 123)
HSL	hsl(225, 71%, 28%)
HSV	hsv(225, 83%, 48%)
CMYK	cmyk(82.9%, 62.6%, 0%, 51.8%)
CIE-LAB	lab(22.10, 21.36, -46.39)
CIE-LCH	lch(22.10, 51.08, 294.73°)
OKLab	oklab(33.65% -0.0103 -0.1341)
OKLCH	oklch(33.65% 0.135 265.6)
XYZ	xyz(4.8601, 3.5429, 19.1628)
Luminance	0.0354 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#152E7B #7B6215

analogous

#15617B #152E7B #2F157B

triadic

#152E7B #7B152E #2E7B15

tetradic

#152E7B #7B1561 #7B6215 #157B2F

square

#152E7B #7B1561 #7B6215 #157B2F

split-complementary

#152E7B #7B2F15 #617B15

monochromatic

#040A1A #0C1A47 #152E7B #1E42AF #2F59DB

Accessibility & contrast

On white

12.29

#152E7B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.71

#152E7B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #152E7B

12.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##152E7B	#FFFFFF	#000000	##FFFFFF
##152E7B	1.00	12.29	1.71	12.29
#FFFFFF	12.29	1.00	21.00	1.00
#000000	1.71	21.00	1.00	21.00
##FFFFFF	12.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A7E

Deuteranopia (green-blind)

#00307A

Tritanopia (blue-blind)

#00424F

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #152e7b;
/* rgb */ color: rgb(21, 46, 123);
/* oklch */ color: oklch(33.6% 0.135 265.6);

Tailwind

colors: {
  custom: {
    50: '#6666a2',
    500: '#152e7b',
    950: '#000000',
  },
}

SCSS

$custom: #152e7b;
$custom-light: #6666a2;
$custom-dark: #000000;

JSON

{
  "hex": "#152e7b",
  "rgb": {
    "r": 21,
    "g": 46,
    "b": 123
  },
  "hsl": {
    "h": 225.294,
    "s": 70.833,
    "l": 28.235
  },
  "oklch": {
    "l": 0.33645,
    "c": 0.13454,
    "h": 265.6
  },
  "luminance": 0.03543
}

Semantic roles & 50–950 ramp

primary

#152E7B

secondary

#B0943B

accent

#C23AEE

background

#F6F6FA

surface

#EBEBF4

border

#C6C6CE

text

#07050F

muted

#7A7A7F

Preview Lab

Preview with #152E7B

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

Preview Lab → · Contrast checker → · Palette generator →