#1A217E#1A217E

#1A217E is a dark, vivid blue. Relative luminance 0.028; OKLCH L 31.7% C 0.153 H 270.7°. Best body text is #FFFFFF at 13.44:1 contrast (WCAG AA passes).

Color values

HEX	#1A217E
RGB	rgb(26, 33, 126)
HSL	hsl(236, 66%, 30%)
HSV	hsv(236, 79%, 49%)
CMYK	cmyk(79.4%, 73.8%, 0%, 50.6%)
CIE-LAB	lab(19.28, 31.90, -52.92)
CIE-LCH	lch(19.28, 61.79, 301.09°)
OKLab	oklab(31.74% 0.0018 -0.1532)
OKLCH	oklch(31.74% 0.153 270.7)
XYZ	xyz(4.7345, 2.8132, 20.0281)
Luminance	0.0281 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A217E #7E771A

analogous

#1A537E #1A217E #451A7E

triadic

#1A217E #7E1A21 #217E1A

tetradic

#1A217E #7E1A53 #7E771A #1A7E45

square

#1A217E #7E1A53 #7E771A #1A7E45

split-complementary

#1A217E #7E451A #537E1A

monochromatic

#050719 #10144B #1A217E #242EB1 #3C47D7

Accessibility & contrast

On white

13.44

#1A217E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.56

#1A217E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A217E

13.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A217E	#FFFFFF	#000000	##FFFFFF
##1A217E	1.00	13.44	1.56	13.44
#FFFFFF	13.44	1.00	21.00	1.00
#000000	1.56	21.00	1.00	21.00
##FFFFFF	13.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003481

Deuteranopia (green-blind)

#002A7C

Tritanopia (blue-blind)

#003B4D

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #1a217e;
/* rgb */ color: rgb(26, 33, 126);
/* oklch */ color: oklch(31.7% 0.153 270.7);

Tailwind

colors: {
  custom: {
    50: '#695da4',
    500: '#1a217e',
    950: '#000000',
  },
}

SCSS

$custom: #1a217e;
$custom-light: #695da4;
$custom-dark: #000000;

JSON

{
  "hex": "#1a217e",
  "rgb": {
    "r": 26,
    "g": 33,
    "b": 126
  },
  "hsl": {
    "h": 235.8,
    "s": 65.789,
    "l": 29.804
  },
  "oklch": {
    "l": 0.31735,
    "c": 0.15321,
    "h": 270.7
  },
  "luminance": 0.02814
}

Semantic roles & 50–950 ramp

primary

#1A217E

secondary

#B2AA42

accent

#DD3FE9

background

#F6F5FA

surface

#ECE9F4

border

#C7C5CE

text

#07040F

muted

#7A797F

Preview Lab

Preview with #1A217E

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

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