#99645F
Closest named color: Reddish Grey (#997570). oklch(55.9% 0.07 25.4), rgb(153, 100, 95).
Aa
White text reads best on this color (4.83:1).
About this color
#99645F is a medium-dark, muted red. In OKLCH its lightness is 56%, its chroma 0.070 and its hue 25°. Its hue sits on the warm side of the wheel. The nearest named color is Reddish Grey (#997570), ΔE 0.044 away. White text reads best on it, at 4.83:1.
| Hue family | Reds |
| Lightness | medium-dark (56%) |
| Chroma | muted (0.070) |
| Temperature | warm |
| Nearest name | Reddish Grey (#997570) |
| Black text | 4.34:1 |
| White text | 4.83:1 |
Values
| HEX | #99645F |
| RGB | rgb(153, 100, 95) |
| HSL | hsl(5, 23%, 49%) |
| OKLCH | oklch(55.9% 0.07 25.4) |
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 #99645F | 4.83:1 | AA | Lc -78.8 | Fine for body text |
| Black text on #99645F | 4.34:1 | AA large text | Lc 30.7 | Non-text elements, placeholder text |
| #99645F text on white | 4.83:1 | AA | Lc 73.4 | Content text, not long reading |
| #99645F text on black | 4.34:1 | AA large text | Lc -28.3 | 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
#F0E8E7
oklch(93.7% 0.009 26)
-
Step 200
200
#E5D5D3
oklch(88.5% 0.018 26.1)
-
Step 300
300
#D4B9B6
oklch(80.8% 0.031 25.4)
-
Step 400
400
#BE9591
oklch(70.7% 0.05 24.8)
-
Step 500
500
#AD7B76
oklch(63.2% 0.063 25.4)
-
Step 600
600 (this color)
#99645F
oklch(55.9% 0.07 25.4)
-
Step 700
700
#82524E
oklch(49.1% 0.065 24.9)
-
Step 800
800
#694340
oklch(42.6% 0.053 24.5)
-
Step 900
900
#563936
oklch(37.7% 0.042 25.8)
-
Step 950
950
#322120
oklch(26.8% 0.027 22.8)
#99645F 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) | #6F6B5E | 0.072 |
| Deuteranopia (no green cones) | #7C765E | 0.067 |
| Tritanopia (no blue cones) | #A45D63 | 0.027 |
| Achromatopsia (no color) | #727272 | 0.070 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #99645F
#99645F
oklch(55.9% 0.07 25.4)
- #3C8088
#3C8088
oklch(55.9% 0.069 205.6)
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 #99645F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Reddish Grey #997570 ΔE 0.044
- Earth #A2653E ΔE 0.046
- Cocoa #875F42 ΔE 0.053
- Dark Taupe #7F684E ΔE 0.055
- Dull Brown #876E4B ΔE 0.055
- Dirt #8A6E45 ΔE 0.059
- Pinkish Brown #B17261 ΔE 0.059
- Mocha #9D7651 ΔE 0.060
Use #99645F 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.