#758C8B
Closest named color: Light Slate Gray (#778899). oklch(62.2% 0.026 193.3), rgb(117, 140, 139).
Aa
Black text reads best on this color (5.88:1).
About this color
#758C8B is a medium-light close to neutral grey. In OKLCH its lightness is 62%, its chroma 0.026. 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 5.88:1.
| Hue family | Neutrals |
| Lightness | medium-light (62%) |
| Chroma | close to neutral grey (0.026) |
| Temperature | neutral |
| Nearest name | Light Slate Gray (#778899) |
| Black text | 5.88:1 |
| White text | 3.57:1 |
Values
| HEX | #758C8B |
| RGB | rgb(117, 140, 139) |
| HSL | hsl(177, 9%, 50%) |
| OKLCH | oklch(62.2% 0.026 193.3) |
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 #758C8B | 3.57:1 | AA large text | Lc -68.8 | Content text, not long reading |
| Black text on #758C8B | 5.88:1 | AA | Lc 40.8 | Non-text elements, placeholder text |
| #758C8B text on white | 3.57:1 | AA large text | Lc 63.3 | Content text, not long reading |
| #758C8B 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
#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
#B8C3C3
oklch(80.9% 0.012 196.9)
-
Step 400
400
#93A5A4
oklch(70.8% 0.02 192.6)
-
Step 500
500 (this color)
#758C8B
oklch(62.2% 0.026 193.3)
-
Step 600
600
#607978
oklch(55.6% 0.029 193.3)
-
Step 700
700
#4F6665
oklch(49.1% 0.028 193)
-
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)
#758C8B 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) | #898A8B | 0.028 |
| Deuteranopia (no green cones) | #84868B | 0.026 |
| Tritanopia (no blue cones) | #6E8D8C | 0.009 |
| Achromatopsia (no color) | #878787 | 0.026 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #758C8B
#758C8B
oklch(62.2% 0.026 193.3)
- #968182
#968182
oklch(62.3% 0.026 14.6)
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 #758C8B, 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
- Steel #738595 ΔE 0.030
- Steel Grey #6F828A ΔE 0.031
- Gray #808080 ΔE 0.034
- Blue Grey #758DA3 ΔE 0.036
- Medium Grey #7D7F7C ΔE 0.037
- Slate Gray #708090 ΔE 0.040
- Silver Lake Blue #778DA9 ΔE 0.046
Use #758C8B 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.