#939B91
Closest named color: Cool Grey (#95A3A6). oklch(68% 0.017 139.4), rgb(147, 155, 145).
Aa
Black text reads best on this color (7.33:1).
About this color
#939B91 is a medium-light close to neutral grey. In OKLCH its lightness is 68%, its chroma 0.017. It has too little chroma to lean warm or cool. The nearest named color is Cool Grey (#95A3A6), ΔE 0.032 away. Black text reads best on it, at 7.33:1.
| Hue family | Neutrals |
| Lightness | medium-light (68%) |
| Chroma | close to neutral grey (0.017) |
| Temperature | neutral |
| Nearest name | Cool Grey (#95A3A6) |
| Black text | 7.33:1 |
| White text | 2.86:1 |
Values
| HEX | #939B91 |
| RGB | rgb(147, 155, 145) |
| HSL | hsl(108, 5%, 59%) |
| OKLCH | oklch(68% 0.017 139.4) |
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 #939B91 | 2.86:1 | Fails | Lc -60.1 | Content text, not long reading |
| Black text on #939B91 | 7.33:1 | AAA | Lc 49.2 | Large or bold text, headings |
| #939B91 text on white | 2.86:1 | Fails | Lc 54.8 | Large or bold text, headings |
| #939B91 text on black | 7.33:1 | AAA | Lc -47.0 | 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
#F5F6F5
oklch(97.2% 0.002 145.6)
-
Step 100
100
#E9EAE8
oklch(93.6% 0.003 128.5)
-
Step 200
200
#D7DAD6
oklch(88.5% 0.006 137.8)
-
Step 300
300
#BDC2BC
oklch(80.8% 0.01 140.5)
-
Step 400
400 (this color)
#939B91
oklch(68% 0.017 139.4)
-
Step 500
500
#838D80
oklch(63.1% 0.022 138.5)
-
Step 600
600
#6C776A
oklch(55.6% 0.024 140.9)
-
Step 700
700
#5A6458
oklch(49.1% 0.022 140.5)
-
Step 800
800
#4A5248
oklch(42.8% 0.019 139.4)
-
Step 900
900
#3E443C
oklch(37.8% 0.016 137.8)
-
Step 950
950
#242823
oklch(27.1% 0.011 139.4)
#939B91 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) | #9C9990 | 0.013 |
| Deuteranopia (no green cones) | #9A9891 | 0.012 |
| Tritanopia (no blue cones) | #939A98 | 0.012 |
| Achromatopsia (no color) | #999999 | 0.017 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #939B91
#939B91
oklch(68% 0.017 139.4)
- #9D959F
#9D959F
oklch(68% 0.017 319.5)
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 #939B91, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cool Grey #95A3A6 ΔE 0.032
- Cement #A5A391 ΔE 0.036
- Pewter #96A8A1 ΔE 0.037
- Grey Green #86A17D ΔE 0.043
- Bluey Grey #89A0B0 ΔE 0.043
- Warm Grey #978A84 ΔE 0.045
- Cool Gray #8D99AE ΔE 0.045
- Bluegrey #85A3B2 ΔE 0.047
Use #939B91 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.