#99645D
Closest named color: Earth (#A2653E). oklch(55.8% 0.07 27.8), rgb(153, 100, 93).
Aa
White text reads best on this color (4.84:1).
About this color
#99645D is a medium-dark, moderately saturated red. In OKLCH its lightness is 56%, its chroma 0.070 and its hue 28°. Its hue sits on the warm side of the wheel. The nearest named color is Earth (#A2653E), ΔE 0.044 away. White text reads best on it, at 4.84:1.
| Hue family | Reds |
| Lightness | medium-dark (56%) |
| Chroma | moderately saturated (0.070) |
| Temperature | warm |
| Nearest name | Earth (#A2653E) |
| Black text | 4.33:1 |
| White text | 4.84:1 |
Values
| HEX | #99645D |
| RGB | rgb(153, 100, 93) |
| HSL | hsl(7, 24%, 48%) |
| OKLCH | oklch(55.8% 0.07 27.8) |
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 #99645D | 4.84:1 | AA | Lc -78.9 | Fine for body text |
| Black text on #99645D | 4.33:1 | AA large text | Lc 30.6 | Non-text elements, placeholder text |
| #99645D text on white | 4.84:1 | AA | Lc 73.5 | Content text, not long reading |
| #99645D text on black | 4.33:1 | AA large text | Lc -28.2 | 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
#F8F4F4
oklch(97% 0.004 17.2)
-
Step 100
100
#F0E8E6
oklch(93.7% 0.009 34.3)
-
Step 200
200
#E5D5D3
oklch(88.5% 0.018 26.1)
-
Step 300
300
#D4B9B5
oklch(80.8% 0.032 27.8)
-
Step 400
400
#BE958F
oklch(70.6% 0.05 28)
-
Step 500
500
#AD7B74
oklch(63.1% 0.064 27.9)
-
Step 600
600 (this color)
#99645D
oklch(55.8% 0.07 27.8)
-
Step 700
700
#82524C
oklch(49.1% 0.066 27.5)
-
Step 800
800
#6A433E
oklch(42.6% 0.055 27.6)
-
Step 900
900
#563935
oklch(37.7% 0.042 27.9)
-
Step 950
950
#32221F
oklch(27.1% 0.025 30.8)
#99645D 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) | #6F6B5C | 0.072 |
| Deuteranopia (no green cones) | #7C765C | 0.067 |
| Tritanopia (no blue cones) | #A45D62 | 0.028 |
| Achromatopsia (no color) | #727272 | 0.070 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #99645D
#99645D
oklch(55.8% 0.07 27.8)
- #3B8089
#3B8089
oklch(55.9% 0.07 206.8)
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 #99645D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Earth #A2653E ΔE 0.044
- Reddish Grey #997570 ΔE 0.045
- Cocoa #875F42 ΔE 0.051
- Dull Brown #876E4B ΔE 0.053
- Dark Taupe #7F684E ΔE 0.054
- Dirt #8A6E45 ΔE 0.056
- Mocha #9D7651 ΔE 0.058
- Sepia #985E2B ΔE 0.059
Use #99645D 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.