#1A5B7B#1A5B7B

#1A5B7B is a dark, moderate cyan. Relative luminance 0.091; OKLCH L 44.6% C 0.082 H 234.8°. Best body text is #FFFFFF at 7.43:1 contrast (WCAG AA passes).

Color values

HEX	#1A5B7B
RGB	rgb(26, 91, 123)
HSL	hsl(200, 65%, 29%)
HSV	hsv(200, 79%, 48%)
CMYK	cmyk(78.9%, 26%, 0%, 51.8%)
CIE-LAB	lab(36.24, -8.42, -23.80)
CIE-LCH	lch(36.24, 25.24, 250.51°)
OKLab	oklab(44.65% -0.0474 -0.0671)
OKLCH	oklch(44.65% 0.082 234.8)
XYZ	xyz(7.7408, 9.1309, 20.0895)
Luminance	0.0913 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A5B7B #7B3A1A

analogous

#1A7B6B #1A5B7B #1A2A7B

triadic

#1A5B7B #7B1A5B #5B7B1A

tetradic

#1A5B7B #6B1A7B #7B3A1A #2A7B1A

square

#1A5B7B #6B1A7B #7B3A1A #2A7B1A

split-complementary

#1A5B7B #7B1A2A #7B6B1A

monochromatic

#051319 #0F3648 #1A5B7B #2580AE #3AA2D5

Accessibility & contrast

On white

7.43

#1A5B7B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.83

#1A5B7B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A5B7B

7.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A5B7B	#FFFFFF	#000000	##FFFFFF
##1A5B7B	1.00	7.43	2.83	7.43
#FFFFFF	7.43	1.00	21.00	1.00
#000000	2.83	21.00	1.00	21.00
##FFFFFF	7.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B5A7C

Deuteranopia (green-blind)

#3E517A

Tritanopia (blue-blind)

#006366

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #1a5b7b;
/* rgb */ color: rgb(26, 91, 123);
/* oklch */ color: oklch(44.6% 0.082 234.8);

Tailwind

colors: {
  custom: {
    50: '#6689a1',
    500: '#1a5b7b',
    950: '#000000',
  },
}

SCSS

$custom: #1a5b7b;
$custom-light: #6689a1;
$custom-dark: #000000;

JSON

{
  "hex": "#1a5b7b",
  "rgb": {
    "r": 26,
    "g": 91,
    "b": 123
  },
  "hsl": {
    "h": 199.794,
    "s": 65.101,
    "l": 29.216
  },
  "oklch": {
    "l": 0.44648,
    "c": 0.08213,
    "h": 234.8
  },
  "luminance": 0.09132
}

Semantic roles & 50–950 ramp

primary

#1A5B7B

secondary

#AF6642

accent

#7740E8

background

#F6F8F9

surface

#EBF0F2

border

#C6CBCC

text

#070B0F

muted

#7A7C7E

Preview Lab

Preview with #1A5B7B

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

Preview Lab → · Contrast checker → · Palette generator →