#878A8C
Closest named color: Warm Grey (#978A84). oklch(63.2% 0.005 236.5), rgb(135, 138, 140).
Aa
Black text reads best on this color (6.04:1).
About this color
#878A8C is a medium-light close to neutral grey. In OKLCH its lightness is 63%, its chroma 0.005. It has too little chroma to lean warm or cool. The nearest named color is Warm Grey (#978A84), ΔE 0.025 away. Black text reads best on it, at 6.04:1.
| Hue family | Neutrals |
| Lightness | medium-light (63%) |
| Chroma | close to neutral grey (0.005) |
| Temperature | neutral |
| Nearest name | Warm Grey (#978A84) |
| Black text | 6.04:1 |
| White text | 3.47:1 |
Values
| HEX | #878A8C |
| RGB | rgb(135, 138, 140) |
| HSL | hsl(204, 2%, 54%) |
| OKLCH | oklch(63.2% 0.005 236.5) |
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 #878A8C | 3.47:1 | AA large text | Lc -67.8 | Content text, not long reading |
| Black text on #878A8C | 6.04:1 | AA | Lc 41.8 | Non-text elements, placeholder text |
| #878A8C text on white | 3.47:1 | AA large text | Lc 62.3 | Content text, not long reading |
| #878A8C text on black | 6.04:1 | AA | Lc -39.4 | 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
#F5F5F5
oklch(97% 0 0)
-
Step 100
100
#E9EAEA
oklch(93.6% 0.001 197.1)
-
Step 200
200
#D8D9DA
oklch(88.5% 0.002 247.8)
-
Step 300
300
#BFC1C2
oklch(81% 0.003 228.8)
-
Step 400
400
#9EA1A2
oklch(70.7% 0.004 219.5)
-
Step 500
500 (this color)
#878A8C
oklch(63.2% 0.005 236.5)
-
Step 600
600
#717476
oklch(55.7% 0.005 236.6)
-
Step 700
700
#5E6163
oklch(49.1% 0.005 236.6)
-
Step 800
800
#4D4F51
oklch(42.6% 0.004 247.9)
-
Step 900
900
#404243
oklch(37.8% 0.003 228.9)
-
Step 950
950
#262727
oklch(27.2% 0.001 197.1)
#878A8C 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) | #898A8C | 0.003 |
| Deuteranopia (no green cones) | #88898C | 0.003 |
| Tritanopia (no blue cones) | #868B8B | 0.004 |
| Achromatopsia (no color) | #8A8A8A | 0.005 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
This color is close to neutral, so it has no meaningful hue to rotate. Hue harmonies are omitted.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #878A8C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Warm Grey #978A84 ΔE 0.025
- Light Slate Gray #778899 ΔE 0.031
- Gray #808080 ΔE 0.032
- Steel #738595 ΔE 0.036
- Medium Grey #7D7F7C ΔE 0.038
- Blue Grey #758DA3 ΔE 0.039
- English Lavender #9D8189 ΔE 0.039
- Steel Grey #6F828A ΔE 0.043
Use #878A8C 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.