#151A70#151A70

#151A70 is a dark, vivid blue. Relative luminance 0.021; OKLCH L 28.7% C 0.144 H 270.6°. Best body text is #FFFFFF at 14.86:1 contrast (WCAG AA passes).

Color values

HEX	#151A70
RGB	rgb(21, 26, 112)
HSL	hsl(237, 68%, 26%)
HSV	hsv(237, 81%, 44%)
CMYK	cmyk(81.2%, 76.8%, 0%, 56.1%)
CIE-LAB	lab(15.84, 30.72, -49.61)
CIE-LCH	lch(15.84, 58.35, 301.76°)
OKLab	oklab(28.73% 0.0016 -0.1437)
OKLCH	oklch(28.73% 0.144 270.6)
XYZ	xyz(3.6023, 2.0677, 15.5353)
Luminance	0.0207 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#151A70 #706B15

analogous

#154770 #151A70 #3D1570

triadic

#151A70 #70151A #1A7015

tetradic

#151A70 #701547 #706B15 #15703D

square

#151A70 #701547 #706B15 #15703D

split-complementary

#151A70 #703D15 #477015

monochromatic

#05061A #0B0E3C #151A70 #1F26A4 #2932D7

Accessibility & contrast

On white

14.86

#151A70 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.41

#151A70 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #151A70

14.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##151A70	#FFFFFF	#000000	##FFFFFF
##151A70	1.00	14.86	1.41	14.86
#FFFFFF	14.86	1.00	21.00	1.00
#000000	1.41	21.00	1.00	21.00
##FFFFFF	14.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002C73

Deuteranopia (green-blind)

#00236E

Tritanopia (blue-blind)

#003343

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #151a70;
/* rgb */ color: rgb(21, 26, 112);
/* oklch */ color: oklch(28.7% 0.144 270.6);

Tailwind

colors: {
  custom: {
    50: '#64579a',
    500: '#151a70',
    950: '#000000',
  },
}

SCSS

$custom: #151a70;
$custom-light: #64579a;
$custom-dark: #000000;

JSON

{
  "hex": "#151a70",
  "rgb": {
    "r": 21,
    "g": 26,
    "b": 112
  },
  "hsl": {
    "h": 236.703,
    "s": 68.421,
    "l": 26.078
  },
  "oklch": {
    "l": 0.28733,
    "c": 0.14368,
    "h": 270.6
  },
  "luminance": 0.02068
}

Semantic roles & 50–950 ramp

primary

#151A70

secondary

#A6A03B

accent

#E23DEB

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#06030E

muted

#7A787E

Preview Lab

Preview with #151A70

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

Preview Lab → · Contrast checker → · Palette generator →