#9F9FBB
Closest named color: Cool Steel (#97A7B3). oklch(71.2% 0.04 285.3), rgb(159, 159, 187).
Aa
Black text reads best on this color (8.15:1).
About this color
#9F9FBB is a medium-light, muted purple. In OKLCH its lightness is 71%, its chroma 0.040 and its hue 285°. Its hue sits on the cool side of the wheel. The nearest named color is Cool Steel (#97A7B3), ΔE 0.030 away. Black text reads best on it, at 8.15:1.
| Hue family | Purples |
| Lightness | medium-light (71%) |
| Chroma | muted (0.040) |
| Temperature | cool |
| Nearest name | Cool Steel (#97A7B3) |
| Black text | 8.15:1 |
| White text | 2.57:1 |
Values
| HEX | #9F9FBB |
| RGB | rgb(159, 159, 187) |
| HSL | hsl(240, 17%, 68%) |
| OKLCH | oklch(71.2% 0.04 285.3) |
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 #9F9FBB | 2.57:1 | Fails | Lc -55.5 | Large or bold text, headings |
| Black text on #9F9FBB | 8.15:1 | AAA | Lc 53.6 | Large or bold text, headings |
| #9F9FBB text on white | 2.57:1 | Fails | Lc 50.4 | Large or bold text, headings |
| #9F9FBB text on black | 8.15:1 | AAA | Lc -51.5 | 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
#F5F5F8
oklch(97.1% 0.004 286.3)
-
Step 100
100
#E9E9EF
oklch(93.6% 0.008 286.2)
-
Step 200
200
#D8D8E2
oklch(88.5% 0.014 286.1)
-
Step 300
300
#BEBFD1
oklch(80.9% 0.025 283.3)
-
Step 400
400 (this color)
#9F9FBB
oklch(71.2% 0.04 285.3)
-
Step 500
500
#8685A8
oklch(63% 0.052 286.1)
-
Step 600
600
#706F93
oklch(55.6% 0.055 285.7)
-
Step 700
700
#5D5D7E
oklch(49.2% 0.053 284.3)
-
Step 800
800
#4C4C66
oklch(42.7% 0.043 284.4)
-
Step 900
900
#403F53
oklch(37.7% 0.034 286.9)
-
Step 950
950
#252531
oklch(27% 0.022 284.8)
#9F9FBB 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) | #98A2BC | 0.012 |
| Deuteranopia (no green cones) | #98A0BA | 0.010 |
| Tritanopia (no blue cones) | #99A4A8 | 0.037 |
| Achromatopsia (no color) | #A1A1A1 | 0.041 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #9F9FBB
#9F9FBB
oklch(71.2% 0.04 285.3)
- #A5A487
#A5A487
oklch(71.2% 0.041 105.8)
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 #9F9FBB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cool Steel #97A7B3 ΔE 0.030
- Cool Gray #8D99AE ΔE 0.036
- Bluey Grey #89A0B0 ΔE 0.036
- Cool Grey #95A3A6 ΔE 0.040
- Bluegrey #85A3B2 ΔE 0.040
- Dark Gray #A9A9A9 ΔE 0.047
- Greyblue #77A1B5 ΔE 0.053
- Pewter #96A8A1 ΔE 0.054
Use #9F9FBB 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.