#1A517E#1A517E

#1A517E is a dark, moderate cyan. Relative luminance 0.076; OKLCH L 42.3% C 0.094 H 247.3°. Best body text is #FFFFFF at 8.33:1 contrast (WCAG AA passes).

Color values

HEX	#1A517E
RGB	rgb(26, 81, 126)
HSL	hsl(207, 66%, 30%)
HSV	hsv(207, 79%, 49%)
CMYK	cmyk(79.4%, 35.7%, 0%, 50.6%)
CIE-LAB	lab(33.16, -0.98, -30.48)
CIE-LCH	lch(33.16, 30.50, 268.15°)
OKLab	oklab(42.26% -0.0362 -0.0867)
OKLCH	oklch(42.26% 0.094 247.3)
XYZ	xyz(7.1329, 7.6100, 20.8276)
Luminance	0.0761 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A517E #7E471A

analogous

#1A7E79 #1A517E #1A1F7E

triadic

#1A517E #7E1A51 #517E1A

tetradic

#1A517E #791A7E #7E471A #1F7E1A

square

#1A517E #791A7E #7E471A #1F7E1A

split-complementary

#1A517E #7E1A1F #7E791A

monochromatic

#051019 #10304B #1A517E #2472B1 #3C91D7

Accessibility & contrast

On white

8.33

#1A517E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.52

#1A517E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A517E

8.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A517E	#FFFFFF	#000000	##FFFFFF
##1A517E	1.00	8.33	2.52	8.33
#FFFFFF	8.33	1.00	21.00	1.00
#000000	2.52	21.00	1.00	21.00
##FFFFFF	8.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C5380

Deuteranopia (green-blind)

#2E4A7D

Tritanopia (blue-blind)

#005C61

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #1a517e;
/* rgb */ color: rgb(26, 81, 126);
/* oklch */ color: oklch(42.3% 0.094 247.3);

Tailwind

colors: {
  custom: {
    50: '#6781a3',
    500: '#1a517e',
    950: '#000000',
  },
}

SCSS

$custom: #1a517e;
$custom-light: #6781a3;
$custom-dark: #000000;

JSON

{
  "hex": "#1a517e",
  "rgb": {
    "r": 26,
    "g": 81,
    "b": 126
  },
  "hsl": {
    "h": 207,
    "s": 65.789,
    "l": 29.804
  },
  "oklch": {
    "l": 0.42262,
    "c": 0.09392,
    "h": 247.3
  },
  "luminance": 0.07611
}

Semantic roles & 50–950 ramp

primary

#1A517E

secondary

#B27442

accent

#8B3FE9

background

#F6F7FA

surface

#EBEEF4

border

#C6C9CE

text

#070A0F

muted

#7A7C7F

Preview Lab

Preview with #1A517E

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

Preview Lab → · Contrast checker → · Palette generator →