#778F8D
Closest named color: Light Slate Gray (#778899). oklch(63.1% 0.028 190.3), rgb(119, 143, 141).
Aa
Black text reads best on this color (6.09:1).
About this color
#778F8D is a medium-light close to neutral grey. In OKLCH its lightness is 63%, its chroma 0.028. It has too little chroma to lean warm or cool. The nearest named color is Light Slate Gray (#778899), ΔE 0.032 away. Black text reads best on it, at 6.09:1.
| Hue family | Neutrals |
| Lightness | medium-light (63%) |
| Chroma | close to neutral grey (0.028) |
| Temperature | neutral |
| Nearest name | Light Slate Gray (#778899) |
| Black text | 6.09:1 |
| White text | 3.44:1 |
Values
| HEX | #778F8D |
| RGB | rgb(119, 143, 141) |
| HSL | hsl(175, 10%, 51%) |
| OKLCH | oklch(63.1% 0.028 190.3) |
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 #778F8D | 3.44:1 | AA large text | Lc -67.4 | Content text, not long reading |
| Black text on #778F8D | 6.09:1 | AA | Lc 42.1 | Non-text elements, placeholder text |
| #778F8D text on white | 3.44:1 | AA large text | Lc 62.0 | Content text, not long reading |
| #778F8D text on black | 6.09:1 | AA | Lc -39.7 | 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
#F4F6F6
oklch(97.2% 0.002 197.1)
-
Step 100
100
#E7EBEA
oklch(93.7% 0.004 179.7)
-
Step 200
200
#D4DBDA
oklch(88.6% 0.008 186.9)
-
Step 300
300
#B7C3C2
oklch(80.8% 0.013 190.9)
-
Step 400
400
#92A5A3
oklch(70.7% 0.022 189)
-
Step 500
500 (this color)
#778F8D
oklch(63.1% 0.028 190.3)
-
Step 600
600
#607977
oklch(55.6% 0.029 190.3)
-
Step 700
700
#4F6664
oklch(49.1% 0.028 189.7)
-
Step 800
800
#415352
oklch(42.7% 0.022 192.2)
-
Step 900
900
#374544
oklch(37.8% 0.018 191.1)
-
Step 950
950
#202828
oklch(26.9% 0.011 196.5)
#778F8D 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) | #8C8C8D | 0.029 |
| Deuteranopia (no green cones) | #87898D | 0.027 |
| Tritanopia (no blue cones) | #70908E | 0.009 |
| Achromatopsia (no color) | #8A8A8A | 0.028 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #778F8D
#778F8D
oklch(63.1% 0.028 190.3)
- #998385
#998385
oklch(63.1% 0.027 11.7)
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 #778F8D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Slate Gray #778899 ΔE 0.032
- Blue Grey #758DA3 ΔE 0.036
- Steel #738595 ΔE 0.036
- Steel Grey #6F828A ΔE 0.040
- Gray #808080 ΔE 0.041
- Medium Grey #7D7F7C ΔE 0.045
- Grey Teal #5E9B8A ΔE 0.045
- Warm Grey #978A84 ΔE 0.045
Use #778F8D 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.