#778C87
Closest named color: Light Slate Gray (#778899). oklch(62.2% 0.025 179.5), rgb(119, 140, 135).
Aa
Black text reads best on this color (5.88:1).
About this color
#778C87 is a medium-light close to neutral grey. In OKLCH its lightness is 62%, its chroma 0.025. It has too little chroma to lean warm or cool. The nearest named color is Light Slate Gray (#778899), ΔE 0.033 away. Black text reads best on it, at 5.88:1.
| Hue family | Neutrals |
| Lightness | medium-light (62%) |
| Chroma | close to neutral grey (0.025) |
| Temperature | neutral |
| Nearest name | Light Slate Gray (#778899) |
| Black text | 5.88:1 |
| White text | 3.56:1 |
Values
| HEX | #778C87 |
| RGB | rgb(119, 140, 135) |
| HSL | hsl(166, 8%, 51%) |
| OKLCH | oklch(62.2% 0.025 179.5) |
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 #778C87 | 3.56:1 | AA large text | Lc -68.8 | Content text, not long reading |
| Black text on #778C87 | 5.88:1 | AA | Lc 40.8 | Non-text elements, placeholder text |
| #778C87 text on white | 3.56:1 | AA large text | Lc 63.3 | Content text, not long reading |
| #778C87 text on black | 5.88:1 | AA | Lc -38.4 | 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
#F4F6F5
oklch(97.1% 0.002 165.1)
-
Step 100
100
#E7EBEA
oklch(93.7% 0.004 179.7)
-
Step 200
200
#D5DBD9
oklch(88.6% 0.007 174.4)
-
Step 300
300
#B9C3C1
oklch(80.9% 0.011 182.8)
-
Step 400
400
#94A5A1
oklch(70.7% 0.02 180)
-
Step 500
500 (this color)
#778C87
oklch(62.2% 0.025 179.5)
-
Step 600
600
#627974
oklch(55.6% 0.028 180.5)
-
Step 700
700
#516661
oklch(49.1% 0.026 179)
-
Step 800
800
#43534F
oklch(42.7% 0.021 178.4)
-
Step 900
900
#384542
oklch(37.8% 0.018 179.8)
-
Step 950
950
#212826
oklch(26.9% 0.011 176.4)
#778C87 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) | #8A8987 | 0.027 |
| Deuteranopia (no green cones) | #868687 | 0.026 |
| Tritanopia (no blue cones) | #728D8A | 0.007 |
| Achromatopsia (no color) | #888888 | 0.026 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #778C87
#778C87
oklch(62.2% 0.025 179.5)
- #948186
#948186
oklch(62.2% 0.024 0.1)
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 #778C87, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Slate Gray #778899 ΔE 0.033
- Gray #808080 ΔE 0.034
- Steel Grey #6F828A ΔE 0.034
- Steel #738595 ΔE 0.035
- Medium Grey #7D7F7C ΔE 0.036
- Blue Grey #758DA3 ΔE 0.042
- Slate Gray #708090 ΔE 0.044
- Green Grey #77926F ΔE 0.044
Use #778C87 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.