#551B25
Closest named color: Burgundy (#610023). oklch(31.6% 0.086 13.2), rgb(85, 27, 37).
Aa
White text reads best on this color (13.37:1).
About this color
#551B25 is a dark, moderately saturated red. In OKLCH its lightness is 32%, its chroma 0.086 and its hue 13°. Its hue sits on the warm side of the wheel. The nearest named color is Burgundy (#610023), ΔE 0.040 away. White text reads best on it, at 13.37:1.
| Hue family | Reds |
| Lightness | dark (32%) |
| Chroma | moderately saturated (0.086) |
| Temperature | warm |
| Nearest name | Burgundy (#610023) |
| Black text | 1.56:1 |
| White text | 13.37:1 |
Values
| HEX | #551B25 |
| RGB | rgb(85, 27, 37) |
| HSL | hsl(350, 52%, 22%) |
| OKLCH | oklch(31.6% 0.086 13.2) |
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 #551B25 | 13.37:1 | AAA | Lc -102.5 | Preferred for body text |
| Black text on #551B25 | 1.56:1 | Fails | Lc 0.0 | Not readable |
| #551B25 text on white | 13.37:1 | AAA | Lc 99.2 | Preferred for body text |
| #551B25 text on black | 1.56:1 | 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
#FFF2F3
oklch(97.2% 0.014 12)
-
Step 100
100
#FDE2E4
oklch(93.5% 0.03 12.6)
-
Step 200
200
#FCCBCE
oklch(88.6% 0.056 14.1)
-
Step 300
300
#FBA5AE
oklch(80.9% 0.102 12.8)
-
Step 400
400
#F46F83
oklch(70.6% 0.164 13)
-
Step 500
500
#EB3E64
oklch(63% 0.208 13.2)
-
Step 600
600
#D5004C
oklch(55.6% 0.222 13.3)
-
Step 700
700
#B4003F
oklch(49% 0.196 13.2)
-
Step 800
800
#950033
oklch(42.7% 0.17 13.1)
-
Step 900
900
#79112C
oklch(37.7% 0.137 13.1)
-
Step 950
950 (this color)
#551B25
oklch(31.6% 0.086 13.2)
#551B25 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) | #282825 | 0.096 |
| Deuteranopia (no green cones) | #373324 | 0.086 |
| Tritanopia (no blue cones) | #5D111F | 0.022 |
| Achromatopsia (no color) | #2F2F2F | 0.087 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #551B25
#551B25
oklch(31.6% 0.086 13.2)
- #003A39
#003A39
oklch(31.5% 0.054 192.9)
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 #551B25, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Burgundy #610023 ΔE 0.040
- Claret #680018 ΔE 0.048
- Reddy Brown #6E1005 ΔE 0.062
- Mahogany #4A0100 ΔE 0.067
- Chocolate Brown #411900 ΔE 0.069
- Merlot #730039 ΔE 0.077
- Blood #770001 ΔE 0.079
- Wine Red #7B0323 ΔE 0.082
Use #551B25 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.