#91A6AB
Closest named color: Cool Grey (#95A3A6). oklch(71.1% 0.025 213.7), rgb(145, 166, 171).
Aa
Black text reads best on this color (8.24:1).
About this color
#91A6AB is a medium-light close to neutral grey. In OKLCH its lightness is 71%, its chroma 0.025. It has too little chroma to lean warm or cool. The nearest named color is Cool Grey (#95A3A6), ΔE 0.010 away. Black text reads best on it, at 8.24:1.
| Hue family | Neutrals |
| Lightness | medium-light (71%) |
| Chroma | close to neutral grey (0.025) |
| Temperature | neutral |
| Nearest name | Cool Grey (#95A3A6) |
| Black text | 8.24:1 |
| White text | 2.54:1 |
Values
| HEX | #91A6AB |
| RGB | rgb(145, 166, 171) |
| HSL | hsl(192, 13%, 62%) |
| OKLCH | oklch(71.1% 0.025 213.7) |
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 #91A6AB | 2.54:1 | Fails | Lc -55.0 | Large or bold text, headings |
| Black text on #91A6AB | 8.24:1 | AAA | Lc 54.1 | Large or bold text, headings |
| #91A6AB text on white | 2.54:1 | Fails | Lc 49.9 | Large or bold text, headings |
| #91A6AB text on black | 8.24:1 | AAA | Lc -52.0 | 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
#E7EBEC
oklch(93.7% 0.005 214.3)
-
Step 200
200
#D3DBDC
oklch(88.6% 0.009 205.9)
-
Step 300
300
#B6C3C7
oklch(80.8% 0.015 218.1)
-
Step 400
400 (this color)
#91A6AB
oklch(71.1% 0.025 213.7)
-
Step 500
500
#748F95
oklch(63.1% 0.032 212.7)
-
Step 600
600
#5D7980
oklch(55.7% 0.034 214.7)
-
Step 700
700
#4C666C
oklch(49.2% 0.032 213.4)
-
Step 800
800
#3F5358
oklch(42.7% 0.026 214.7)
-
Step 900
900
#354548
oklch(37.8% 0.021 210.3)
-
Step 950
950
#1F282A
oklch(26.9% 0.013 212.7)
#91A6AB 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) | #A2A4AB | 0.023 |
| Deuteranopia (no green cones) | #9DA1AB | 0.020 |
| Tritanopia (no blue cones) | #8AA8A7 | 0.013 |
| Achromatopsia (no color) | #A2A2A2 | 0.025 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #91A6AB
#91A6AB
oklch(71.1% 0.025 213.7)
- #B09D98
#B09D98
oklch(71.1% 0.024 35.1)
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 #91A6AB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cool Grey #95A3A6 ΔE 0.010
- Cool Steel #97A7B3 ΔE 0.015
- Pewter #96A8A1 ΔE 0.018
- Bluegrey #85A3B2 ΔE 0.022
- Bluey Grey #89A0B0 ΔE 0.024
- Dark Gray #A9A9A9 ΔE 0.035
- Cool Gray #8D99AE ΔE 0.039
- Greyblue #77A1B5 ΔE 0.040
Use #91A6AB 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.