#1D528E#1D528E

#1D528E is a dark, moderate cyan. Relative luminance 0.082; OKLCH L 43.6% C 0.114 H 254.1°. Best body text is #FFFFFF at 7.93:1 contrast (WCAG AA passes).

Color values

HEX	#1D528E
RGB	rgb(29, 82, 142)
HSL	hsl(212, 66%, 34%)
HSV	hsv(212, 80%, 56%)
CMYK	cmyk(79.6%, 42.3%, 0%, 44.3%)
CIE-LAB	lab(34.49, 5.11, -38.18)
CIE-LCH	lch(34.49, 38.52, 277.63°)
OKLab	oklab(43.64% -0.0311 -0.1092)
OKLCH	oklch(43.64% 0.114 254.1)
XYZ	xyz(8.4047, 8.2478, 26.7350)
Luminance	0.0825 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D528E #8E591D

analogous

#1D8A8E #1D528E #201D8E

triadic

#1D528E #8E1D52 #528E1D

tetradic

#1D528E #8E1D8A #8E591D #1D8E20

square

#1D528E #8E1D8A #8E591D #1D8E20

split-complementary

#1D528E #8E201D #8A8E1D

monochromatic

#081728 #13355B #1D528E #276FC1 #4B8EDA

Accessibility & contrast

On white

7.93

#1D528E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.65

#1D528E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D528E

7.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D528E	#FFFFFF	#000000	##FFFFFF
##1D528E	1.00	7.93	2.65	7.93
#FFFFFF	7.93	1.00	21.00	1.00
#000000	2.65	21.00	1.00	21.00
##FFFFFF	7.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#355790

Deuteranopia (green-blind)

#214C8D

Tritanopia (blue-blind)

#006069

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #1d528e;
/* rgb */ color: rgb(29, 82, 142);
/* oklch */ color: oklch(43.6% 0.114 254.1);

Tailwind

colors: {
  custom: {
    50: '#6b82af',
    500: '#1d528e',
    950: '#000000',
  },
}

SCSS

$custom: #1d528e;
$custom-light: #6b82af;
$custom-dark: #000000;

JSON

{
  "hex": "#1d528e",
  "rgb": {
    "r": 29,
    "g": 82,
    "b": 142
  },
  "hsl": {
    "h": 211.858,
    "s": 66.082,
    "l": 33.529
  },
  "oklch": {
    "l": 0.43637,
    "c": 0.11351,
    "h": 254.1
  },
  "luminance": 0.08249
}

Semantic roles & 50–950 ramp

primary

#1D528E

secondary

#BD874A

accent

#993FE9

background

#F6F7FA

surface

#ECEEF4

border

#C7C9CE

text

#080A10

muted

#7A7C7F

Preview Lab

Preview with #1D528E

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

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