#1F5576#1F5576

#1F5576 is a dark, moderate cyan. Relative luminance 0.081; OKLCH L 43.0% C 0.078 H 239.3°. Best body text is #FFFFFF at 8.02:1 contrast (WCAG AA passes).

Color values

HEX	#1F5576
RGB	rgb(31, 85, 118)
HSL	hsl(203, 58%, 29%)
HSV	hsv(203, 74%, 46%)
CMYK	cmyk(73.7%, 28%, 0%, 53.7%)
CIE-LAB	lab(34.18, -5.90, -23.90)
CIE-LCH	lch(34.18, 24.62, 256.14°)
OKLab	oklab(42.98% -0.04 -0.0674)
OKLCH	oklch(42.98% 0.078 239.3)
XYZ	xyz(7.0823, 8.0955, 18.3254)
Luminance	0.0810 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F5576 #76401F

analogous

#1F766C #1F5576 #1F2A76

triadic

#1F5576 #761F55 #55761F

tetradic

#1F5576 #6C1F76 #76401F #2A761F

square

#1F5576 #6C1F76 #76401F #2A761F

split-complementary

#1F5576 #761F2A #766C1F

monochromatic

#061118 #123246 #1F5576 #2C78A6 #4299CD

Accessibility & contrast

On white

8.02

#1F5576 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.62

#1F5576 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F5576

8.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F5576	#FFFFFF	#000000	##FFFFFF
##1F5576	1.00	8.02	2.62	8.02
#FFFFFF	8.02	1.00	21.00	1.00
#000000	2.62	21.00	1.00	21.00
##FFFFFF	8.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#465578

Deuteranopia (green-blind)

#3A4D75

Tritanopia (blue-blind)

#005D60

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #1f5576;
/* rgb */ color: rgb(31, 85, 118);
/* oklch */ color: oklch(43.0% 0.078 239.3);

Tailwind

colors: {
  custom: {
    50: '#67849d',
    500: '#1f5576',
    950: '#000000',
  },
}

SCSS

$custom: #1f5576;
$custom-light: #67849d;
$custom-dark: #000000;

JSON

{
  "hex": "#1f5576",
  "rgb": {
    "r": 31,
    "g": 85,
    "b": 118
  },
  "hsl": {
    "h": 202.759,
    "s": 58.389,
    "l": 29.216
  },
  "oklch": {
    "l": 0.42976,
    "c": 0.0784,
    "h": 239.3
  },
  "luminance": 0.08096
}

Semantic roles & 50–950 ramp

primary

#1F5576

secondary

#AA6D47

accent

#8146E2

background

#F6F8F9

surface

#EBEFF2

border

#C6CACC

text

#070B0E

muted

#7A7C7E

Preview Lab

Preview with #1F5576

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

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