#1A517D#1A517D

#1A517D is a dark, moderate cyan. Relative luminance 0.076; OKLCH L 42.2% C 0.093 H 246.8°. Best body text is #FFFFFF at 8.34:1 contrast (WCAG AA passes).

Color values

HEX	#1A517D
RGB	rgb(26, 81, 125)
HSL	hsl(207, 66%, 30%)
HSV	hsv(207, 79%, 49%)
CMYK	cmyk(79.2%, 35.2%, 0%, 51%)
CIE-LAB	lab(33.10, -1.38, -29.95)
CIE-LCH	lch(33.10, 29.98, 267.36°)
OKLab	oklab(42.2% -0.0365 -0.0851)
OKLCH	oklch(42.2% 0.093 246.8)
XYZ	xyz(7.0687, 7.5843, 20.4894)
Luminance	0.0759 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A517D #7D461A

analogous

#1A7D78 #1A517D #1A1F7D

triadic

#1A517D #7D1A51 #517D1A

tetradic

#1A517D #781A7D #7D461A #1F7D1A

square

#1A517D #781A7D #7D461A #1F7D1A

split-complementary

#1A517D #7D1A1F #7D781A

monochromatic

#051019 #0F304A #1A517D #2572B0 #3B91D6

Accessibility & contrast

On white

8.34

#1A517D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.52

#1A517D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A517D

8.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A517D	#FFFFFF	#000000	##FFFFFF
##1A517D	1.00	8.34	2.52	8.34
#FFFFFF	8.34	1.00	21.00	1.00
#000000	2.52	21.00	1.00	21.00
##FFFFFF	8.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D537F

Deuteranopia (green-blind)

#2E4A7C

Tritanopia (blue-blind)

#005C61

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #1a517d;
/* rgb */ color: rgb(26, 81, 125);
/* oklch */ color: oklch(42.2% 0.093 246.8);

Tailwind

colors: {
  custom: {
    50: '#6681a3',
    500: '#1a517d',
    950: '#000000',
  },
}

SCSS

$custom: #1a517d;
$custom-light: #6681a3;
$custom-dark: #000000;

JSON

{
  "hex": "#1a517d",
  "rgb": {
    "r": 26,
    "g": 81,
    "b": 125
  },
  "hsl": {
    "h": 206.667,
    "s": 65.563,
    "l": 29.608
  },
  "oklch": {
    "l": 0.422,
    "c": 0.09261,
    "h": 246.8
  },
  "luminance": 0.07585
}

Semantic roles & 50–950 ramp

primary

#1A517D

secondary

#B17342

accent

#8A3FE9

background

#F6F7FA

surface

#EBEEF3

border

#C6C9CD

text

#070A0F

muted

#7A7C7F

Preview Lab

Preview with #1A517D

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

Preview Lab → · Contrast checker → · Palette generator →