#8A8A9B
Closest named color: Light Slate Gray (#778899). oklch(63.9% 0.025 285.7), rgb(138, 138, 155).
Aa
Black text reads best on this color (6.18:1).
About this color
#8A8A9B is a medium-light close to neutral grey. In OKLCH its lightness is 64%, its chroma 0.025. It has too little chroma to lean warm or cool. The nearest named color is Light Slate Gray (#778899), ΔE 0.028 away. Black text reads best on it, at 6.18:1.
| Hue family | Neutrals |
| Lightness | medium-light (64%) |
| Chroma | close to neutral grey (0.025) |
| Temperature | neutral |
| Nearest name | Light Slate Gray (#778899) |
| Black text | 6.18:1 |
| White text | 3.39:1 |
Values
| HEX | #8A8A9B |
| RGB | rgb(138, 138, 155) |
| HSL | hsl(240, 8%, 57%) |
| OKLCH | oklch(63.9% 0.025 285.7) |
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 #8A8A9B | 3.39:1 | AA large text | Lc -66.9 | Content text, not long reading |
| Black text on #8A8A9B | 6.18:1 | AA | Lc 42.6 | Non-text elements, placeholder text |
| #8A8A9B text on white | 3.39:1 | AA large text | Lc 61.4 | Content text, not long reading |
| #8A8A9B text on black | 6.18:1 | AA | Lc -40.3 | 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
#F5F5F6
oklch(97% 0.001 286.4)
-
Step 100
100
#E9E9EC
oklch(93.5% 0.004 286.3)
-
Step 200
200
#D8D8DD
oklch(88.4% 0.007 286.3)
-
Step 300
300
#BFC0C8
oklch(80.9% 0.011 280.4)
-
Step 400
400
#9F9FAD
oklch(70.7% 0.02 285.9)
-
Step 500
500 (this color)
#8A8A9B
oklch(63.9% 0.025 285.7)
-
Step 600
600
#717183
oklch(55.5% 0.028 285.5)
-
Step 700
700
#5F5F6F
oklch(49.1% 0.025 285.4)
-
Step 800
800
#4E4E5A
oklch(42.8% 0.02 285.5)
-
Step 900
900
#40404A
oklch(37.5% 0.017 285.6)
-
Step 950
950
#26262B
oklch(27.1% 0.009 285.8)
#8A8A9B 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) | #868C9C | 0.007 |
| Deuteranopia (no green cones) | #868B9B | 0.006 |
| Tritanopia (no blue cones) | #878D8F | 0.023 |
| Achromatopsia (no color) | #8B8B8B | 0.025 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #8A8A9B
#8A8A9B
oklch(63.9% 0.025 285.7)
- #8E8D7C
#8E8D7C
oklch(63.9% 0.025 104.3)
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 #8A8A9B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Slate Gray #778899 ΔE 0.028
- Blue Grey #758DA3 ΔE 0.029
- Silver Lake Blue #778DA9 ΔE 0.031
- Purpley Grey #947E94 ΔE 0.033
- Lavender Gray #7E7F9A ΔE 0.037
- Steel #738595 ΔE 0.038
- Warm Grey #978A84 ΔE 0.038
- English Lavender #9D8189 ΔE 0.038
Use #8A8A9B 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.