#8A899C
Closest named color: Light Slate Gray (#778899). oklch(63.7% 0.028 288), rgb(138, 137, 156).
Aa
Black text reads best on this color (6.13:1).
About this color
#8A899C is a medium-light close to neutral grey. In OKLCH its lightness is 64%, its chroma 0.028. 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 6.13:1.
| Hue family | Neutrals |
| Lightness | medium-light (64%) |
| Chroma | close to neutral grey (0.028) |
| Temperature | neutral |
| Nearest name | Light Slate Gray (#778899) |
| Black text | 6.13:1 |
| White text | 3.42:1 |
Values
| HEX | #8A899C |
| RGB | rgb(138, 137, 156) |
| HSL | hsl(243, 9%, 57%) |
| OKLCH | oklch(63.7% 0.028 288) |
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 #8A899C | 3.42:1 | AA large text | Lc -67.2 | Content text, not long reading |
| Black text on #8A899C | 6.13:1 | AA | Lc 42.3 | Non-text elements, placeholder text |
| #8A899C text on white | 3.42:1 | AA large text | Lc 61.7 | Content text, not long reading |
| #8A899C text on black | 6.13:1 | AA | Lc -40.0 | 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
#F5F5F7
oklch(97.1% 0.003 286.4)
-
Step 100
100
#E9E9EC
oklch(93.5% 0.004 286.3)
-
Step 200
200
#D9D8DE
oklch(88.5% 0.008 293.9)
-
Step 300
300
#C0BFC9
oklch(80.8% 0.014 290.7)
-
Step 400
400
#9F9FAE
oklch(70.7% 0.022 285.8)
-
Step 500
500 (this color)
#8A899C
oklch(63.7% 0.028 288)
-
Step 600
600
#727185
oklch(55.7% 0.031 287.6)
-
Step 700
700
#5F5E70
oklch(48.9% 0.029 287.8)
-
Step 800
800
#4E4D5C
oklch(42.7% 0.025 288.4)
-
Step 900
900
#41404B
oklch(37.7% 0.019 289.6)
-
Step 950
950
#26262C
oklch(27.1% 0.011 285.6)
#8A899C 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) | #858B9D | 0.008 |
| Deuteranopia (no green cones) | #858A9B | 0.008 |
| Tritanopia (no blue cones) | #878C8F | 0.025 |
| Achromatopsia (no color) | #8B8B8B | 0.028 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #8A899C
#8A899C
oklch(63.7% 0.028 288)
- #8D8D79
#8D8D79
oklch(63.8% 0.029 107.2)
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 #8A899C, 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 0.030
- Purpley Grey #947E94 ΔE 0.031
- Lavender Gray #7E7F9A ΔE 0.035
- Steel #738595 ΔE 0.037
- English Lavender #9D8189 ΔE 0.038
- Warm Grey #978A84 ΔE 0.040
Use #8A899C 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.