#151A50#151A50

#151A50 is a dark, moderate blue. Relative luminance 0.015; OKLCH L 25.3% C 0.098 H 273.1°. Best body text is #FFFFFF at 16.21:1 contrast (WCAG AA passes).

Color values

HEX	#151A50
RGB	rgb(21, 26, 80)
HSL	hsl(235, 58%, 20%)
HSV	hsv(235, 74%, 31%)
CMYK	cmyk(73.7%, 67.5%, 0%, 68.6%)
CIE-LAB	lab(12.46, 18.20, -33.85)
CIE-LCH	lch(12.46, 38.43, 298.26°)
OKLab	oklab(25.26% 0.0053 -0.0976)
OKLCH	oklch(25.26% 0.098 273.1)
XYZ	xyz(2.1261, 1.4772, 7.7609)
Luminance	0.0148 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 6.25

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#151A50 #504B15

analogous

#153850 #151A50 #2D1550

triadic

#151A50 #50151A #1A5015

tetradic

#151A50 #501538 #504B15 #15502D

square

#151A50 #501538 #504B15 #15502D

split-complementary

#151A50 #502D15 #385015

monochromatic

#060818 #080A20 #151A50 #222A80 #2E3AB1

Accessibility & contrast

On white

16.21

#151A50 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.30

#151A50 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #151A50

16.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##151A50	#FFFFFF	#000000	##FFFFFF
##151A50	1.00	16.21	1.30	16.21
#FFFFFF	16.21	1.00	21.00	1.00
#000000	1.30	21.00	1.00	21.00
##FFFFFF	16.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002352

Deuteranopia (green-blind)

#001E4F

Tritanopia (blue-blind)

#002832

Achromatopsia (no color)

#202020

Design tokens & code

CSS

--color: #151a50;
/* rgb */ color: rgb(21, 26, 80);
/* oklch */ color: oklch(25.3% 0.098 273.1);

Tailwind

colors: {
  custom: {
    50: '#5b5682',
    500: '#151a50',
    950: '#000000',
  },
}

SCSS

$custom: #151a50;
$custom-light: #5b5682;
$custom-dark: #000000;

JSON

{
  "hex": "#151a50",
  "rgb": {
    "r": 21,
    "g": 26,
    "b": 80
  },
  "hsl": {
    "h": 234.915,
    "s": 58.416,
    "l": 19.804
  },
  "oklch": {
    "l": 0.25264,
    "c": 0.09775,
    "h": 273.1
  },
  "luminance": 0.01477
}

Semantic roles & 50–950 ramp

primary

#151A50

secondary

#888139

accent

#D446E2

background

#F5F5F8

surface

#E9E9EF

border

#C5C5CA

text

#04030A

muted

#79787C

Preview Lab

Preview with #151A50

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

Preview Lab → · Contrast checker → · Palette generator →