#1B495D#1B495D

#1B495D is a dark, moderate cyan. Relative luminance 0.058; OKLCH L 38.3% C 0.060 H 229.9°. Best body text is #FFFFFF at 9.73:1 contrast (WCAG AA passes).

Color values

HEX	#1B495D
RGB	rgb(27, 73, 93)
HSL	hsl(198, 55%, 24%)
HSV	hsv(198, 71%, 36%)
CMYK	cmyk(71%, 21.5%, 0%, 63.5%)
CIE-LAB	lab(28.87, -8.47, -16.39)
CIE-LCH	lch(28.87, 18.45, 242.67°)
OKLab	oklab(38.32% -0.0387 -0.0459)
OKLCH	oklch(38.32% 0.06 229.9)
XYZ	xyz(4.8095, 5.7879, 11.2175)
Luminance	0.0579 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B495D #5D2F1B

analogous

#1B5D50 #1B495D #1B285D

triadic

#1B495D #5D1B49 #495D1B

tetradic

#1B495D #501B5D #5D2F1B #285D1B

square

#1B495D #501B5D #5D2F1B #285D1B

split-complementary

#1B495D #5D1B28 #5D501B

monochromatic

#071318 #0D242E #1B495D #296E8C #3793BC

Accessibility & contrast

On white

9.73

#1B495D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.16

#1B495D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B495D

9.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B495D	#FFFFFF	#000000	##FFFFFF
##1B495D	1.00	9.73	2.16	9.73
#FFFFFF	9.73	1.00	21.00	1.00
#000000	2.16	21.00	1.00	21.00
##FFFFFF	9.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F485E

Deuteranopia (green-blind)

#36415D

Tritanopia (blue-blind)

#004F50

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #1b495d;
/* rgb */ color: rgb(27, 73, 93);
/* oklch */ color: oklch(38.3% 0.060 229.9);

Tailwind

colors: {
  custom: {
    50: '#607b8b',
    500: '#1b495d',
    950: '#000000',
  },
}

SCSS

$custom: #1b495d;
$custom-light: #607b8b;
$custom-dark: #000000;

JSON

{
  "hex": "#1b495d",
  "rgb": {
    "r": 27,
    "g": 73,
    "b": 93
  },
  "hsl": {
    "h": 198.182,
    "s": 55,
    "l": 23.529
  },
  "oklch": {
    "l": 0.38323,
    "c": 0.06002,
    "h": 229.9
  },
  "luminance": 0.05788
}

Semantic roles & 50–950 ramp

primary

#1B495D

secondary

#935A41

accent

#7749DE

background

#F5F7F8

surface

#EAEEF0

border

#C6C9CB

text

#05090C

muted

#797B7D

Preview Lab

Preview with #1B495D

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

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