#1A488F#1A488F

#1A488F is a dark, vivid blue. Relative luminance 0.068; OKLCH L 41.3% C 0.128 H 259.1°. Best body text is #FFFFFF at 8.87:1 contrast (WCAG AA passes).

Color values

HEX	#1A488F
RGB	rgb(26, 72, 143)
HSL	hsl(216, 69%, 33%)
HSV	hsv(216, 82%, 56%)
CMYK	cmyk(81.8%, 49.7%, 0%, 43.9%)
CIE-LAB	lab(31.43, 11.90, -43.71)
CIE-LCH	lch(31.43, 45.30, 285.22°)
OKLab	oklab(41.26% -0.0241 -0.1257)
OKLCH	oklch(41.26% 0.128 259.1)
XYZ	xyz(7.6995, 6.8366, 26.8951)
Luminance	0.0684 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A488F #8F611A

analogous

#1A828F #1A488F #261A8F

triadic

#1A488F #8F1A48 #488F1A

tetradic

#1A488F #8F1A82 #8F611A #1A8F26

square

#1A488F #8F1A82 #8F611A #1A8F26

split-complementary

#1A488F #8F261A #828F1A

monochromatic

#071427 #112E5B #1A488F #2362C3 #4682DD

Accessibility & contrast

On white

8.87

#1A488F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.37

#1A488F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A488F

8.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A488F	#FFFFFF	#000000	##FFFFFF
##1A488F	1.00	8.87	2.37	8.87
#FFFFFF	8.87	1.00	21.00	1.00
#000000	2.37	21.00	1.00	21.00
##FFFFFF	8.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1F5092

Deuteranopia (green-blind)

#00458E

Tritanopia (blue-blind)

#005964

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #1a488f;
/* rgb */ color: rgb(26, 72, 143);
/* oklch */ color: oklch(41.3% 0.128 259.1);

Tailwind

colors: {
  custom: {
    50: '#6b7ab0',
    500: '#1a488f',
    950: '#000000',
  },
}

SCSS

$custom: #1a488f;
$custom-light: #6b7ab0;
$custom-dark: #000000;

JSON

{
  "hex": "#1a488f",
  "rgb": {
    "r": 26,
    "g": 72,
    "b": 143
  },
  "hsl": {
    "h": 216.41,
    "s": 69.231,
    "l": 33.137
  },
  "oklch": {
    "l": 0.41264,
    "c": 0.12797,
    "h": 259.1
  },
  "luminance": 0.06838
}

Semantic roles & 50–950 ramp

primary

#1A488F

secondary

#BF8F46

accent

#A73CEC

background

#F6F7FA

surface

#ECEDF5

border

#C7C8CF

text

#080910

muted

#7A7B7F

Preview Lab

Preview with #1A488F

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

Preview Lab → · Contrast checker → · Palette generator →