#778A97
Closest named color: Light Slate Gray (#778899). oklch(62.3% 0.029 237.9), rgb(119, 138, 151).
Aa
Black text reads best on this color (5.86:1).
About this color
#778A97 is a medium-light close to neutral grey. In OKLCH its lightness is 62%, its chroma 0.029. It has too little chroma to lean warm or cool. The nearest named color is Light Slate Gray (#778899), ΔE 0.007 away. Black text reads best on it, at 5.86:1.
| Hue family | Neutrals |
| Lightness | medium-light (62%) |
| Chroma | close to neutral grey (0.029) |
| Temperature | neutral |
| Nearest name | Light Slate Gray (#778899) |
| Black text | 5.86:1 |
| White text | 3.57:1 |
Values
| HEX | #778A97 |
| RGB | rgb(119, 138, 151) |
| HSL | hsl(204, 13%, 53%) |
| OKLCH | oklch(62.3% 0.029 237.9) |
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 #778A97 | 3.57:1 | AA large text | Lc -68.9 | Content text, not long reading |
| Black text on #778A97 | 5.86:1 | AA | Lc 40.7 | Non-text elements, placeholder text |
| #778A97 text on white | 3.57:1 | AA large text | Lc 63.4 | Content text, not long reading |
| #778A97 text on black | 5.86:1 | AA | Lc -38.3 | 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
#F4F6F6
oklch(97.2% 0.002 197.1)
-
Step 100
100
#E7EAEC
oklch(93.5% 0.004 236.5)
-
Step 200
200
#D4DADE
oklch(88.5% 0.009 236.6)
-
Step 300
300
#B8C2C9
oklch(80.8% 0.015 238.1)
-
Step 400
400
#94A3AE
oklch(70.7% 0.023 239.6)
-
Step 500
500 (this color)
#778A97
oklch(62.3% 0.029 237.9)
-
Step 600
600
#627684
oklch(55.5% 0.032 238.7)
-
Step 700
700
#516470
oklch(49.2% 0.03 235.9)
-
Step 800
800
#43515B
oklch(42.7% 0.024 239.2)
-
Step 900
900
#38434B
oklch(37.6% 0.02 239.7)
-
Step 950
950
#21272C
oklch(26.9% 0.013 243.3)
#778A97 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) | #848998 | 0.018 |
| Deuteranopia (no green cones) | #808697 | 0.016 |
| Tritanopia (no blue cones) | #6E8D8E | 0.022 |
| Achromatopsia (no color) | #878787 | 0.029 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #778A97
#778A97
oklch(62.3% 0.029 237.9)
- #958376
#958376
oklch(62.3% 0.029 58)
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 #778A97, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Slate Gray #778899 ΔE 0.007
- Steel #738595 ΔE 0.016
- Blue Grey #758DA3 ΔE 0.018
- Silver Lake Blue #778DA9 ΔE 0.026
- Steel Grey #6F828A ΔE 0.030
- Slate Gray #708090 ΔE 0.031
- Lavender Gray #7E7F9A ΔE 0.034
- Gray #808080 ΔE 0.037
Use #778A97 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.