#1A276E#1A276E

#1A276E is a dark, vivid blue. Relative luminance 0.028; OKLCH L 31.2% C 0.124 H 269.7°. Best body text is #FFFFFF at 13.47:1 contrast (WCAG AA passes).

Color values

HEX	#1A276E
RGB	rgb(26, 39, 110)
HSL	hsl(231, 62%, 27%)
HSV	hsv(231, 76%, 43%)
CMYK	cmyk(76.4%, 64.5%, 0%, 56.9%)
CIE-LAB	lab(19.21, 21.65, -42.77)
CIE-LCH	lch(19.21, 47.94, 296.85°)
OKLab	oklab(31.2% -0.0007 -0.1235)
OKLCH	oklch(31.2% 0.124 269.7)
XYZ	xyz(3.9650, 2.7960, 15.0796)
Luminance	0.0280 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A276E #6E611A

analogous

#1A516E #1A276E #371A6E

triadic

#1A276E #6E1A27 #276E1A

tetradic

#1A276E #6E1A51 #6E611A #1A6E37

square

#1A276E #6E1A51 #6E611A #1A6E37

split-complementary

#1A276E #6E371A #516E1A

monochromatic

#060919 #0E153D #1A276E #2639A0 #344CCF

Accessibility & contrast

On white

13.47

#1A276E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.56

#1A276E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A276E

13.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A276E	#FFFFFF	#000000	##FFFFFF
##1A276E	1.00	13.47	1.56	13.47
#FFFFFF	13.47	1.00	21.00	1.00
#000000	1.56	21.00	1.00	21.00
##FFFFFF	13.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003370

Deuteranopia (green-blind)

#002B6D

Tritanopia (blue-blind)

#003946

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #1a276e;
/* rgb */ color: rgb(26, 39, 110);
/* oklch */ color: oklch(31.2% 0.124 269.7);

Tailwind

colors: {
  custom: {
    50: '#646198',
    500: '#1a276e',
    950: '#000000',
  },
}

SCSS

$custom: #1a276e;
$custom-light: #646198;
$custom-dark: #000000;

JSON

{
  "hex": "#1a276e",
  "rgb": {
    "r": 26,
    "g": 39,
    "b": 110
  },
  "hsl": {
    "h": 230.714,
    "s": 61.765,
    "l": 26.667
  },
  "oklch": {
    "l": 0.31197,
    "c": 0.12352,
    "h": 269.7
  },
  "luminance": 0.02796
}

Semantic roles & 50–950 ramp

primary

#1A276E

secondary

#A39441

accent

#CC43E5

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#06050E

muted

#7A797E

Preview Lab

Preview with #1A276E

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

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