#551428
Closest named color: Burgundy (#610023). oklch(30.8% 0.096 6.3), rgb(85, 20, 40).
Aa
White text reads best on this color (13.84:1).
About this color
#551428 is a dark, moderately saturated red. In OKLCH its lightness is 31%, its chroma 0.096 and its hue 6°. Its hue sits on the warm side of the wheel. The nearest named color is Burgundy (#610023), ΔE 0.031 away. White text reads best on it, at 13.84:1.
| Hue family | Reds |
| Lightness | dark (31%) |
| Chroma | moderately saturated (0.096) |
| Temperature | warm |
| Nearest name | Burgundy (#610023) |
| Black text | 1.51:1 |
| White text | 13.84:1 |
Values
| HEX | #551428 |
| RGB | rgb(85, 20, 40) |
| HSL | hsl(342, 62%, 21%) |
| OKLCH | oklch(30.8% 0.096 6.3) |
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 #551428 | 13.84:1 | AAA | Lc -102.9 | Preferred for body text |
| Black text on #551428 | 1.51:1 | Fails | Lc 0.0 | Not readable |
| #551428 text on white | 13.84:1 | AAA | Lc 99.7 | Preferred for body text |
| #551428 text on black | 1.51:1 | 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
#FFF2F4
oklch(97.2% 0.014 6.7)
-
Step 100
100
#FFE1E6
oklch(93.6% 0.034 6.4)
-
Step 200
200
#FFC8D2
oklch(88.4% 0.064 6.3)
-
Step 300
300
#FFA1B5
oklch(80.9% 0.114 6.1)
-
Step 400
400
#FA678E
oklch(70.7% 0.182 6.5)
-
Step 500
500
#F22873
oklch(63.1% 0.234 6.2)
-
Step 600
600
#D3005E
oklch(55.6% 0.223 6.5)
-
Step 700
700
#B2004F
oklch(49% 0.197 6.1)
-
Step 800
800
#940040
oklch(42.8% 0.172 6.4)
-
Step 900
900
#7C0035
oklch(37.7% 0.151 6)
-
Step 950
950 (this color)
#551428
oklch(30.8% 0.096 6.3)
#551428 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) | #232428 | 0.108 |
| Deuteranopia (no green cones) | #343126 | 0.098 |
| Tritanopia (no blue cones) | #5D081C | 0.025 |
| Achromatopsia (no color) | #2D2D2D | 0.097 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #551428
#551428
oklch(30.8% 0.096 6.3)
- #003834
#003834
oklch(30.7% 0.054 187.1)
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 #551428, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Burgundy #610023 ΔE 0.031
- Claret #680018 ΔE 0.047
- Mahogany #4A0100 ΔE 0.065
- Reddy Brown #6E1005 ΔE 0.070
- Merlot #730039 ΔE 0.072
- Dark Plum #3F012C ΔE 0.072
- Grape Purple #5D1451 ΔE 0.074
- Aubergine #3D0734 ΔE 0.075
Use #551428 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.