#1A547B#1A547B

#1A547B is a dark, moderate cyan. Relative luminance 0.080; OKLCH L 42.8% C 0.087 H 242.6°. Best body text is #FFFFFF at 8.08:1 contrast (WCAG AA passes).

Color values

HEX	#1A547B
RGB	rgb(26, 84, 123)
HSL	hsl(204, 65%, 29%)
HSV	hsv(204, 79%, 48%)
CMYK	cmyk(78.9%, 31.7%, 0%, 51.8%)
CIE-LAB	lab(33.96, -4.08, -27.36)
CIE-LCH	lch(33.96, 27.66, 261.51°)
OKLab	oklab(42.84% -0.0402 -0.0775)
OKLCH	oklch(42.84% 0.087 242.6)
XYZ	xyz(7.1701, 7.9895, 19.8993)
Luminance	0.0799 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A547B #7B411A

analogous

#1A7B72 #1A547B #1A237B

triadic

#1A547B #7B1A54 #547B1A

tetradic

#1A547B #721A7B #7B411A #237B1A

square

#1A547B #721A7B #7B411A #237B1A

split-complementary

#1A547B #7B1A23 #7B721A

monochromatic

#051119 #0F3148 #1A547B #2577AE #3A97D5

Accessibility & contrast

On white

8.08

#1A547B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.60

#1A547B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A547B

8.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A547B	#FFFFFF	#000000	##FFFFFF
##1A547B	1.00	8.08	2.60	8.08
#FFFFFF	8.08	1.00	21.00	1.00
#000000	2.60	21.00	1.00	21.00
##FFFFFF	8.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#42557D

Deuteranopia (green-blind)

#344C7A

Tritanopia (blue-blind)

#005E62

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #1a547b;
/* rgb */ color: rgb(26, 84, 123);
/* oklch */ color: oklch(42.8% 0.087 242.6);

Tailwind

colors: {
  custom: {
    50: '#6683a1',
    500: '#1a547b',
    950: '#000000',
  },
}

SCSS

$custom: #1a547b;
$custom-light: #6683a1;
$custom-dark: #000000;

JSON

{
  "hex": "#1a547b",
  "rgb": {
    "r": 26,
    "g": 84,
    "b": 123
  },
  "hsl": {
    "h": 204.124,
    "s": 65.101,
    "l": 29.216
  },
  "oklch": {
    "l": 0.42843,
    "c": 0.08729,
    "h": 242.6
  },
  "luminance": 0.0799
}

Semantic roles & 50–950 ramp

primary

#1A547B

secondary

#AF6E42

accent

#8340E8

background

#F6F8F9

surface

#EBEFF2

border

#C6CACC

text

#070A0F

muted

#7A7C7E

Preview Lab

Preview with #1A547B

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

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