#717E7B
Closest named color: Medium Grey (#7D7F7C). oklch(58.1% 0.016 180.3), rgb(113, 126, 123).
Aa
Black text reads best on this color (4.97:1).
About this color
#717E7B is a medium-dark close to neutral grey. In OKLCH its lightness is 58%, its chroma 0.016. It has too little chroma to lean warm or cool. The nearest named color is Medium Grey (#7D7F7C), ΔE 0.018 away. Black text reads best on it, at 4.97:1.
| Hue family | Neutrals |
| Lightness | medium-dark (58%) |
| Chroma | close to neutral grey (0.016) |
| Temperature | neutral |
| Nearest name | Medium Grey (#7D7F7C) |
| Black text | 4.97:1 |
| White text | 4.22:1 |
Values
| HEX | #717E7B |
| RGB | rgb(113, 126, 123) |
| HSL | hsl(166, 5%, 47%) |
| OKLCH | oklch(58.1% 0.016 180.3) |
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 #717E7B | 4.22:1 | AA large text | Lc -74.7 | Content text, not long reading |
| Black text on #717E7B | 4.97:1 | AA | Lc 34.9 | Non-text elements, placeholder text |
| #717E7B text on white | 4.22:1 | AA large text | Lc 69.2 | Content text, not long reading |
| #717E7B text on black | 4.97:1 | AA | Lc -32.5 | 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 600.
-
Step 50
50
#F5F6F5
oklch(97.2% 0.002 145.6)
-
Step 100
100
#E8EAEA
oklch(93.6% 0.002 197.1)
-
Step 200
200
#D6DAD9
oklch(88.5% 0.005 179.7)
-
Step 300
300
#BCC2C1
oklch(80.9% 0.007 185.2)
-
Step 400
400
#99A3A1
oklch(70.7% 0.012 182.7)
-
Step 500
500
#808D8A
oklch(63.2% 0.016 180.4)
-
Step 600
600 (this color)
#717E7B
oklch(58.1% 0.016 180.3)
-
Step 700
700
#586461
oklch(49.2% 0.015 178.9)
-
Step 800
800
#48514F
oklch(42.6% 0.012 180.9)
-
Step 900
900
#3C4342
oklch(37.6% 0.009 186.5)
-
Step 950
950
#232726
oklch(26.8% 0.006 179.2)
#717E7B 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) | #7D7C7B | 0.018 |
| Deuteranopia (no green cones) | #7A7A7B | 0.017 |
| Tritanopia (no blue cones) | #6E7F7D | 0.005 |
| Achromatopsia (no color) | #7B7B7B | 0.016 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #717E7B
#717E7B
oklch(58.1% 0.016 180.3)
- #83777A
#83777A
oklch(58.1% 0.015 0.6)
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 #717E7B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Grey #7D7F7C ΔE 0.018
- Battleship Grey #6B7C85 ΔE 0.020
- Steel Grey #6F828A ΔE 0.022
- Gray #808080 ΔE 0.024
- Battleship Gray #6C757D ΔE 0.030
- Slate Gray #708090 ΔE 0.031
- Grey Blue #647D8E ΔE 0.034
- Steel #738595 ΔE 0.039
Use #717E7B 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.