#91A8A8
Closest named color: Pewter (#96A8A1). oklch(71.4% 0.026 196.6), rgb(145, 168, 168).
Aa
Black text reads best on this color (8.37:1).
About this color
#91A8A8 is a medium-light close to neutral grey. In OKLCH its lightness is 71%, its chroma 0.026. It has too little chroma to lean warm or cool. The nearest named color is Pewter (#96A8A1), ΔE 0.011 away. Black text reads best on it, at 8.37:1.
| Hue family | Neutrals |
| Lightness | medium-light (71%) |
| Chroma | close to neutral grey (0.026) |
| Temperature | neutral |
| Nearest name | Pewter (#96A8A1) |
| Black text | 8.37:1 |
| White text | 2.50:1 |
Values
| HEX | #91A8A8 |
| RGB | rgb(145, 168, 168) |
| HSL | hsl(180, 12%, 61%) |
| OKLCH | oklch(71.4% 0.026 196.6) |
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 #91A8A8 | 2.50:1 | Fails | Lc -54.3 | Large or bold text, headings |
| Black text on #91A8A8 | 8.37:1 | AAA | Lc 54.8 | Large or bold text, headings |
| #91A8A8 text on white | 2.50:1 | Fails | Lc 49.2 | Large or bold text, headings |
| #91A8A8 text on black | 8.37:1 | AAA | Lc -52.7 | Large or bold text, headings |
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 400.
-
Step 50
50
#F4F6F6
oklch(97.2% 0.002 197.1)
-
Step 100
100
#E6EBEB
oklch(93.6% 0.005 197.1)
-
Step 200
200
#D3DBDB
oklch(88.5% 0.009 197)
-
Step 300
300
#B5C4C4
oklch(80.9% 0.016 196.8)
-
Step 400
400 (this color)
#91A8A8
oklch(71.4% 0.026 196.6)
-
Step 500
500
#739090
oklch(63.1% 0.033 196.4)
-
Step 600
600
#5B7A7A
oklch(55.6% 0.035 196.2)
-
Step 700
700
#4B6767
oklch(49.2% 0.033 196.1)
-
Step 800
800
#3D5454
oklch(42.7% 0.028 196.2)
-
Step 900
900
#344545
oklch(37.6% 0.022 196.3)
-
Step 950
950
#1F2929
oklch(27.1% 0.014 196.4)
#91A8A8 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) | #A5A6A8 | 0.027 |
| Deuteranopia (no green cones) | #A0A2A8 | 0.025 |
| Tritanopia (no blue cones) | #8AAAA8 | 0.010 |
| Achromatopsia (no color) | #A3A3A3 | 0.026 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #91A8A8
#91A8A8
oklch(71.4% 0.026 196.6)
- #B29D9D
#B29D9D
oklch(71.4% 0.025 17.7)
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 #91A8A8, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pewter #96A8A1 ΔE 0.011
- Cool Grey #95A3A6 ΔE 0.014
- Cool Steel #97A7B3 ΔE 0.020
- Bluegrey #85A3B2 ΔE 0.028
- Bluey Grey #89A0B0 ΔE 0.031
- Dark Gray #A9A9A9 ΔE 0.033
- Cement #A5A391 ΔE 0.038
- Greyblue #77A1B5 ΔE 0.045
Use #91A8A8 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.