#99737C
Closest named color: Reddish Grey (#997570). oklch(59.6% 0.049 3), rgb(153, 115, 124).
Aa
Black text reads best on this color (5.09:1).
About this color
#99737C is a medium-dark, muted red. In OKLCH its lightness is 60%, its chroma 0.049 and its hue 3°. Its hue sits on the warm side of the wheel. The nearest named color is Reddish Grey (#997570), ΔE 0.021 away. Black text reads best on it, at 5.09:1.
| Hue family | Reds |
| Lightness | medium-dark (60%) |
| Chroma | muted (0.049) |
| Temperature | warm |
| Nearest name | Reddish Grey (#997570) |
| Black text | 5.09:1 |
| White text | 4.11:1 |
Values
| HEX | #99737C |
| RGB | rgb(153, 115, 124) |
| HSL | hsl(346, 16%, 53%) |
| OKLCH | oklch(59.6% 0.049 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 #99737C | 4.11:1 | AA large text | Lc -73.8 | Content text, not long reading |
| Black text on #99737C | 5.09:1 | AA | Lc 35.8 | Non-text elements, placeholder text |
| #99737C text on white | 4.11:1 | AA large text | Lc 68.3 | Content text, not long reading |
| #99737C text on black | 5.09:1 | AA | Lc -33.4 | Non-text elements, placeholder text |
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 500.
-
Step 50
50
#F7F4F5
oklch(97% 0.003 354.7)
-
Step 100
100
#EEE8E9
oklch(93.6% 0.007 5.6)
-
Step 200
200
#E1D6D8
oklch(88.5% 0.012 4.8)
-
Step 300
300
#CFBABF
oklch(80.8% 0.025 1.5)
-
Step 400
400
#B6979E
oklch(70.7% 0.038 2.9)
-
Step 500
500 (this color)
#99737C
oklch(59.6% 0.049 3)
-
Step 600
600
#8F6670
oklch(55.6% 0.054 2.9)
-
Step 700
700
#79555E
oklch(49.1% 0.049 2.6)
-
Step 800
800
#63464D
oklch(42.8% 0.041 3)
-
Step 900
900
#513B40
oklch(37.8% 0.032 3.6)
-
Step 950
950
#2F2225
oklch(26.9% 0.021 3.2)
#99737C 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) | #78797C | 0.053 |
| Deuteranopia (no green cones) | #81807B | 0.051 |
| Tritanopia (no blue cones) | #A07176 | 0.014 |
| Achromatopsia (no color) | #7D7D7D | 0.050 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #99737C
#99737C
oklch(59.6% 0.049 3)
- #5D8982
#5D8982
oklch(59.6% 0.05 183.6)
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 #99737C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Reddish Grey #997570 ΔE 0.021
- Mauve #AE7181 ΔE 0.037
- Purple Grey #866F85 ΔE 0.038
- English Lavender #9D8189 ΔE 0.038
- Purpley Grey #947E94 ΔE 0.039
- Gray #808080 ΔE 0.050
- Grey Purple #826D8C ΔE 0.052
- Faded Purple #916E99 ΔE 0.053
Use #99737C 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.