#1C529F#1C529F

#1C529F is a dark, vivid blue. Relative luminance 0.088; OKLCH L 44.8% C 0.137 H 258.1°. Best body text is #FFFFFF at 7.62:1 contrast (WCAG AA passes).

Color values

HEX	#1C529F
RGB	rgb(28, 82, 159)
HSL	hsl(215, 70%, 37%)
HSV	hsv(215, 82%, 62%)
CMYK	cmyk(82.4%, 48.4%, 0%, 37.6%)
CIE-LAB	lab(35.56, 11.82, -46.75)
CIE-LCH	lch(35.56, 48.22, 284.18°)
OKLab	oklab(44.81% -0.0282 -0.1344)
OKLCH	oklch(44.81% 0.137 258.1)
XYZ	xyz(9.7519, 8.7835, 33.9756)
Luminance	0.0878 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C529F #9F691C

analogous

#1C949F #1C529F #281C9F

triadic

#1C529F #9F1C52 #529F1C

tetradic

#1C529F #9F1C94 #9F691C #1C9F28

square

#1C529F #9F1C94 #9F691C #1C9F28

split-complementary

#1C529F #9F281C #949F1C

monochromatic

#0A1C37 #13376B #1C529F #256DD3 #548EE1

Accessibility & contrast

On white

7.62

#1C529F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.76

#1C529F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C529F

7.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C529F	#FFFFFF	#000000	##FFFFFF
##1C529F	1.00	7.62	2.76	7.62
#FFFFFF	7.62	1.00	21.00	1.00
#000000	2.76	21.00	1.00	21.00
##FFFFFF	7.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#265AA2

Deuteranopia (green-blind)

#004E9D

Tritanopia (blue-blind)

#006571

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #1c529f;
/* rgb */ color: rgb(28, 82, 159);
/* oklch */ color: oklch(44.8% 0.137 258.1);

Tailwind

colors: {
  custom: {
    50: '#6f82bc',
    500: '#1c529f',
    950: '#000000',
  },
}

SCSS

$custom: #1c529f;
$custom-light: #6f82bc;
$custom-dark: #000000;

JSON

{
  "hex": "#1c529f",
  "rgb": {
    "r": 28,
    "g": 82,
    "b": 159
  },
  "hsl": {
    "h": 215.267,
    "s": 70.053,
    "l": 36.667
  },
  "oklch": {
    "l": 0.44811,
    "c": 0.13733,
    "h": 258.1
  },
  "luminance": 0.08785
}

Semantic roles & 50–950 ramp

primary

#1C529F

secondary

#C49553

accent

#A43BED

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#090A12

muted

#7B7C81

Preview Lab

Preview with #1C529F

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

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