#A6550A
Closest named color: Cinnamon (#AC4F06). oklch(53.8% 0.13 54.4), rgb(166, 85, 10).
Aa
White text reads best on this color (5.35:1).
About this color
#A6550A is a medium-dark, moderately saturated brown. In OKLCH its lightness is 54%, its chroma 0.130 and its hue 54°. Its hue sits on the warm side of the wheel. The nearest named color is Cinnamon (#AC4F06), ΔE 0.016 away. White text reads best on it, at 5.35:1.
| Hue family | Browns |
| Lightness | medium-dark (54%) |
| Chroma | moderately saturated (0.130) |
| Temperature | warm |
| Nearest name | Cinnamon (#AC4F06) |
| Black text | 3.92:1 |
| White text | 5.35:1 |
Values
| HEX | #A6550A |
| RGB | rgb(166, 85, 10) |
| HSL | hsl(29, 89%, 35%) |
| OKLCH | oklch(53.8% 0.13 54.4) |
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 #A6550A | 5.35:1 | AA | Lc -81.5 | Fine for body text |
| Black text on #A6550A | 3.92:1 | AA large text | Lc 28.0 | Dividers and decoration only |
| #A6550A text on white | 5.35:1 | AA | Lc 76.1 | Fine for body text |
| #A6550A text on black | 3.92:1 | AA large text | Lc -25.6 | Dividers and decoration only |
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 600.
-
Step 50
50
#FAF4F1
oklch(97.1% 0.008 48.7)
-
Step 100
100
#F3E7DF
oklch(93.5% 0.017 56.2)
-
Step 200
200
#EBD4C5
oklch(88.5% 0.033 55.3)
-
Step 300
300
#E0B79D
oklch(80.9% 0.059 54)
-
Step 400
400
#CF9167
oklch(70.8% 0.094 54.7)
-
Step 500
500
#C1743C
oklch(63.2% 0.12 54.5)
-
Step 600
600 (this color)
#A6550A
oklch(53.8% 0.13 54.4)
-
Step 700
700
#934A03
oklch(49.1% 0.121 54.7)
-
Step 800
800
#783D0A
oklch(42.7% 0.101 54.3)
-
Step 900
900
#613513
oklch(37.8% 0.078 54.9)
-
Step 950
950
#391F0D
oklch(27% 0.05 53.6)
#A6550A 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) | #6D5F00 | 0.107 |
| Deuteranopia (no green cones) | #807208 | 0.097 |
| Tritanopia (no blue cones) | #B74248 | 0.084 |
| Achromatopsia (no color) | #6B6B6B | 0.131 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A6550A
#A6550A
oklch(53.8% 0.13 54.4)
- #0077A5
#0077A5
oklch(53.7% 0.113 234.4)
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 #A6550A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cinnamon #AC4F06 ΔE 0.016
- Raw Umber #A75E09 ΔE 0.022
- Sienna #A0522D ΔE 0.028
- Sepia #985E2B ΔE 0.032
- Burnt Siena #B75203 ΔE 0.032
- Orangey Brown #B16002 ΔE 0.036
- Warm Brown #964E02 ΔE 0.037
- Raw Sienna #9A6200 ΔE 0.038
Use #A6550A 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.