#551433
Closest named color: Burgundy (#610023). oklch(31.2% 0.1 355.4), rgb(85, 20, 51).
Aa
White text reads best on this color (13.68:1).
About this color
#551433 is a dark, moderately saturated red. In OKLCH its lightness is 31%, its chroma 0.100 and its hue 355°. Its hue sits on the warm side of the wheel. The nearest named color is Burgundy (#610023), ΔE 0.038 away. White text reads best on it, at 13.68:1.
| Hue family | Reds |
| Lightness | dark (31%) |
| Chroma | moderately saturated (0.100) |
| Temperature | warm |
| Nearest name | Burgundy (#610023) |
| Black text | 1.53:1 |
| White text | 13.68:1 |
Values
| HEX | #551433 |
| RGB | rgb(85, 20, 51) |
| HSL | hsl(331, 62%, 21%) |
| OKLCH | oklch(31.2% 0.1 355.4) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #551433 | 13.68:1 | AAA | Lc -102.7 | Preferred for body text |
| Black text on #551433 | 1.53:1 | Fails | Lc 0.0 | Not readable |
| #551433 text on white | 13.68:1 | AAA | Lc 99.5 | Preferred for body text |
| #551433 text on black | 1.53:1 | Fails | Lc 0.0 | Not readable |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 950.
-
Step 50
50
#FFF1F6
oklch(97.1% 0.016 353.6)
-
Step 100
100
#FEE1EB
oklch(93.6% 0.034 354.9)
-
Step 200
200
#FEC8DB
oklch(88.6% 0.066 355.5)
-
Step 300
300
#FDA0C4
oklch(80.9% 0.118 355.3)
-
Step 400
400
#F764A6
oklch(70.6% 0.191 355.2)
-
Step 500
500
#EF2290
oklch(63.1% 0.244 355.3)
-
Step 600
600
#CE0079
oklch(55.6% 0.228 355.3)
-
Step 700
700
#AE0066
oklch(49% 0.201 355.1)
-
Step 800
800
#900053
oklch(42.6% 0.175 355.3)
-
Step 900
900
#790045
oklch(37.6% 0.154 355.2)
-
Step 950
950 (this color)
#551433
oklch(31.2% 0.1 355.4)
#551433 with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #202634 | 0.112 |
| Deuteranopia (no green cones) | #323231 | 0.101 |
| Tritanopia (no blue cones) | #5C0E21 | 0.033 |
| Achromatopsia (no color) | #2D2D2D | 0.102 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #551433
#551433
oklch(31.2% 0.1 355.4)
- #003A2F
#003A2F
oklch(31.1% 0.059 175.3)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #551433, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Burgundy #610023 ΔE 0.038
- Grape Purple #5D1451 ΔE 0.055
- Claret #680018 ΔE 0.058
- Deep Violet #490648 ΔE 0.061
- Eggplant Purple #430541 ΔE 0.064
- Plum Purple #4E0550 ΔE 0.066
- Merlot #730039 ΔE 0.066
- Aubergine #3D0734 ΔE 0.067
Use #551433 in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.