#1A217D#1A217D

#1A217D is a dark, vivid blue. Relative luminance 0.028; OKLCH L 31.6% C 0.152 H 270.7°. Best body text is #FFFFFF at 13.48:1 contrast (WCAG AA passes).

Color values

HEX	#1A217D
RGB	rgb(26, 33, 125)
HSL	hsl(236, 66%, 30%)
HSV	hsv(236, 79%, 49%)
CMYK	cmyk(79.2%, 73.6%, 0%, 51%)
CIE-LAB	lab(19.17, 31.53, -52.46)
CIE-LCH	lch(19.17, 61.21, 301.01°)
OKLab	oklab(31.63% 0.0019 -0.1519)
OKLCH	oklch(31.63% 0.152 270.7)
XYZ	xyz(4.6703, 2.7875, 19.6900)
Luminance	0.0279 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A217D #7D761A

analogous

#1A527D #1A217D #451A7D

triadic

#1A217D #7D1A21 #217D1A

tetradic

#1A217D #7D1A52 #7D761A #1A7D45

square

#1A217D #7D1A52 #7D761A #1A7D45

split-complementary

#1A217D #7D451A #527D1A

monochromatic

#050719 #0F144A #1A217D #252EB0 #3B46D6

Accessibility & contrast

On white

13.48

#1A217D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.56

#1A217D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A217D

13.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A217D	#FFFFFF	#000000	##FFFFFF
##1A217D	1.00	13.48	1.56	13.48
#FFFFFF	13.48	1.00	21.00	1.00
#000000	1.56	21.00	1.00	21.00
##FFFFFF	13.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003380

Deuteranopia (green-blind)

#002A7B

Tritanopia (blue-blind)

#003B4C

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #1a217d;
/* rgb */ color: rgb(26, 33, 125);
/* oklch */ color: oklch(31.6% 0.152 270.7);

Tailwind

colors: {
  custom: {
    50: '#695da4',
    500: '#1a217d',
    950: '#000000',
  },
}

SCSS

$custom: #1a217d;
$custom-light: #695da4;
$custom-dark: #000000;

JSON

{
  "hex": "#1a217d",
  "rgb": {
    "r": 26,
    "g": 33,
    "b": 125
  },
  "hsl": {
    "h": 235.758,
    "s": 65.563,
    "l": 29.608
  },
  "oklch": {
    "l": 0.31626,
    "c": 0.15188,
    "h": 270.7
  },
  "luminance": 0.02788
}

Semantic roles & 50–950 ramp

primary

#1A217D

secondary

#B1A942

accent

#DD3FE9

background

#F6F5FA

surface

#ECE9F4

border

#C7C5CE

text

#07040F

muted

#7A797F

Preview Lab

Preview with #1A217D

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

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