#91797F
Closest named color: Reddish Grey (#997570). oklch(60% 0.031 1.3), rgb(145, 121, 127).
Aa
Black text reads best on this color (5.24:1).
About this color
#91797F is a medium-dark, muted red. In OKLCH its lightness is 60%, its chroma 0.031 and its hue 1°. Its hue sits on the warm side of the wheel. The nearest named color is Reddish Grey (#997570), ΔE 0.023 away. Black text reads best on it, at 5.24:1.
| Hue family | Reds |
| Lightness | medium-dark (60%) |
| Chroma | muted (0.031) |
| Temperature | warm |
| Nearest name | Reddish Grey (#997570) |
| Black text | 5.24:1 |
| White text | 4.00:1 |
Values
| HEX | #91797F |
| RGB | rgb(145, 121, 127) |
| HSL | hsl(345, 10%, 52%) |
| OKLCH | oklch(60% 0.031 1.3) |
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 #91797F | 4.00:1 | AA large text | Lc -72.8 | Content text, not long reading |
| Black text on #91797F | 5.24:1 | AA | Lc 36.7 | Non-text elements, placeholder text |
| #91797F text on white | 4.00:1 | AA large text | Lc 67.3 | Content text, not long reading |
| #91797F text on black | 5.24:1 | AA | Lc -34.3 | 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
#F7F5F5
oklch(97.2% 0.002 17.2)
-
Step 100
100
#ECE9E9
oklch(93.6% 0.003 17.2)
-
Step 200
200
#DED7D9
oklch(88.5% 0.008 357.8)
-
Step 300
300
#CABDC0
oklch(81% 0.015 1.6)
-
Step 400
400
#AE9B9F
oklch(70.7% 0.023 3.4)
-
Step 500
500 (this color)
#91797F
oklch(60% 0.031 1.3)
-
Step 600
600
#856B72
oklch(55.5% 0.034 0.3)
-
Step 700
700
#715A5F
oklch(49.2% 0.031 3.7)
-
Step 800
800
#5C494E
oklch(42.7% 0.027 0.7)
-
Step 900
900
#4B3D41
oklch(37.6% 0.021 359.1)
-
Step 950
950
#2C2426
oklch(27% 0.013 1.1)
#91797F 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) | #7C7D7F | 0.033 |
| Deuteranopia (no green cones) | #81817F | 0.032 |
| Tritanopia (no blue cones) | #96787B | 0.009 |
| Achromatopsia (no color) | #7F7F7F | 0.031 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #91797F
#91797F
oklch(60% 0.031 1.3)
- #6D8781
#6D8781
oklch(60.1% 0.031 179.6)
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 #91797F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Reddish Grey #997570 ΔE 0.023
- Gray #808080 ΔE 0.031
- Purpley Grey #947E94 ΔE 0.031
- English Lavender #9D8189 ΔE 0.032
- Medium Grey #7D7F7C ΔE 0.035
- Purple Grey #866F85 ΔE 0.038
- Lavender Gray #7E7F9A ΔE 0.046
- Warm Grey #978A84 ΔE 0.048
Use #91797F 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.